diff options
42 files changed, 503 insertions, 349 deletions
diff --git a/arch/arm/mm/mm-armv.c b/arch/arm/mm/mm-armv.c index f14b2d0f3690a0..95273de4f77251 100644 --- a/arch/arm/mm/mm-armv.c +++ b/arch/arm/mm/mm-armv.c @@ -376,7 +376,7 @@ void __init build_mem_type_table(void) ecc_mask = 0; } - if (cpu_arch <= CPU_ARCH_ARMv5TEJ) { + if (cpu_arch <= CPU_ARCH_ARMv5TEJ && !cpu_is_xscale()) { for (i = 0; i < ARRAY_SIZE(mem_types); i++) { if (mem_types[i].prot_l1) mem_types[i].prot_l1 |= PMD_BIT4; @@ -631,7 +631,7 @@ void setup_mm_for_reboot(char mode) pgd = init_mm.pgd; base_pmdval = PMD_SECT_AP_WRITE | PMD_SECT_AP_READ | PMD_TYPE_SECT; - if (cpu_architecture() <= CPU_ARCH_ARMv5TEJ) + if (cpu_architecture() <= CPU_ARCH_ARMv5TEJ && !cpu_is_xscale()) base_pmdval |= PMD_BIT4; for (i = 0; i < FIRST_USER_PGD_NR + USER_PTRS_PER_PGD; i++, pgd++) { diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index ee5fbb02b28f4f..e8ff09fe73d9dc 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -13,7 +13,7 @@ choice default SGI_IP22 config MIPS_MTX1 - bool "Support for 4G Systems MTX-1 board" + bool "4G Systems MTX-1 board" select DMA_NONCOHERENT select HW_HAS_PCI select SOC_AU1500 @@ -120,7 +120,7 @@ config MIPS_MIRAGE select SYS_SUPPORTS_LITTLE_ENDIAN config MIPS_COBALT - bool "Support for Cobalt Server" + bool "Cobalt Server" select DMA_NONCOHERENT select HW_HAS_PCI select I8259 @@ -132,7 +132,7 @@ config MIPS_COBALT select SYS_SUPPORTS_LITTLE_ENDIAN config MACH_DECSTATION - bool "Support for DECstations" + bool "DECstations" select BOOT_ELF32 select DMA_NONCOHERENT select EARLY_PRINTK @@ -158,7 +158,7 @@ config MACH_DECSTATION otherwise choose R3000. config MIPS_EV64120 - bool "Support for Galileo EV64120 Evaluation board (EXPERIMENTAL)" + bool "Galileo EV64120 Evaluation board (EXPERIMENTAL)" depends on EXPERIMENTAL select DMA_NONCOHERENT select HW_HAS_PCI @@ -175,7 +175,7 @@ config MIPS_EV64120 kernel for this platform. config MIPS_EV96100 - bool "Support for Galileo EV96100 Evaluation board (EXPERIMENTAL)" + bool "Galileo EV96100 Evaluation board (EXPERIMENTAL)" depends on EXPERIMENTAL select DMA_NONCOHERENT select HW_HAS_PCI @@ -195,7 +195,7 @@ config MIPS_EV96100 here if you wish to build a kernel for this platform. config MIPS_IVR - bool "Support for Globespan IVR board" + bool "Globespan IVR board" select DMA_NONCOHERENT select HW_HAS_PCI select ITE_BOARD_GEN @@ -211,7 +211,7 @@ config MIPS_IVR build a kernel for this platform. config MIPS_ITE8172 - bool "Support for ITE 8172G board" + bool "ITE 8172G board" select DMA_NONCOHERENT select HW_HAS_PCI select ITE_BOARD_GEN @@ -228,7 +228,7 @@ config MIPS_ITE8172 a kernel for this platform. config MACH_JAZZ - bool "Support for the Jazz family of machines" + bool "Jazz family of machines" select ARC select ARC32 select ARCH_MAY_HAVE_PC_FDC @@ -246,7 +246,7 @@ config MACH_JAZZ Olivetti M700-10 workstations. config LASAT - bool "Support for LASAT Networks platforms" + bool "LASAT Networks platforms" select DMA_NONCOHERENT select HW_HAS_PCI select MIPS_GT64120 @@ -258,7 +258,7 @@ config LASAT select SYS_SUPPORTS_LITTLE_ENDIAN config MIPS_ATLAS - bool "Support for MIPS Atlas board" + bool "MIPS Atlas board" select BOOT_ELF32 select DMA_NONCOHERENT select IRQ_CPU @@ -283,7 +283,7 @@ config MIPS_ATLAS board. config MIPS_MALTA - bool "Support for MIPS Malta board" + bool "MIPS Malta board" select ARCH_MAY_HAVE_PC_FDC select BOOT_ELF32 select HAVE_STD_PC_SERIAL_PORT @@ -311,7 +311,7 @@ config MIPS_MALTA board. config MIPS_SEAD - bool "Support for MIPS SEAD board (EXPERIMENTAL)" + bool "MIPS SEAD board (EXPERIMENTAL)" depends on EXPERIMENTAL select IRQ_CPU select DMA_NONCOHERENT @@ -328,7 +328,7 @@ config MIPS_SEAD board. config MIPS_SIM - bool 'Support for MIPS simulator (MIPSsim)' + bool 'MIPS simulator (MIPSsim)' select DMA_NONCOHERENT select IRQ_CPU select SYS_HAS_CPU_MIPS32_R1 @@ -341,7 +341,7 @@ config MIPS_SIM emulator. config MOMENCO_JAGUAR_ATX - bool "Support for Momentum Jaguar board" + bool "Momentum Jaguar board" select BOOT_ELF32 select DMA_NONCOHERENT select HW_HAS_PCI @@ -361,7 +361,7 @@ config MOMENCO_JAGUAR_ATX Momentum Computer <http://www.momenco.com/>. config MOMENCO_OCELOT - bool "Support for Momentum Ocelot board" + bool "Momentum Ocelot board" select DMA_NONCOHERENT select HW_HAS_PCI select IRQ_CPU @@ -378,7 +378,7 @@ config MOMENCO_OCELOT Momentum Computer <http://www.momenco.com/>. config MOMENCO_OCELOT_3 - bool "Support for Momentum Ocelot-3 board" + bool "Momentum Ocelot-3 board" select BOOT_ELF32 select DMA_NONCOHERENT select HW_HAS_PCI @@ -397,7 +397,7 @@ config MOMENCO_OCELOT_3 PMC-Sierra Rm79000 core. config MOMENCO_OCELOT_C - bool "Support for Momentum Ocelot-C board" + bool "Momentum Ocelot-C board" select DMA_NONCOHERENT select HW_HAS_PCI select IRQ_CPU @@ -414,7 +414,7 @@ config MOMENCO_OCELOT_C Momentum Computer <http://www.momenco.com/>. config MOMENCO_OCELOT_G - bool "Support for Momentum Ocelot-G board" + bool "Momentum Ocelot-G board" select DMA_NONCOHERENT select HW_HAS_PCI select IRQ_CPU @@ -431,23 +431,23 @@ config MOMENCO_OCELOT_G Momentum Computer <http://www.momenco.com/>. config MIPS_XXS1500 - bool "Support for MyCable XXS1500 board" + bool "MyCable XXS1500 board" select DMA_NONCOHERENT select SOC_AU1500 select SYS_SUPPORTS_LITTLE_ENDIAN config PNX8550_V2PCI - bool "Support for Philips PNX8550 based Viper2-PCI board" + bool "Philips PNX8550 based Viper2-PCI board" select PNX8550 select SYS_SUPPORTS_LITTLE_ENDIAN config PNX8550_JBS - bool "Support for Philips PNX8550 based JBS board" + bool "Philips PNX8550 based JBS board" select PNX8550 select SYS_SUPPORTS_LITTLE_ENDIAN config DDB5074 - bool "Support for NEC DDB Vrc-5074 (EXPERIMENTAL)" + bool "NEC DDB Vrc-5074 (EXPERIMENTAL)" depends on EXPERIMENTAL select DDB5XXX_COMMON select DMA_NONCOHERENT @@ -465,7 +465,7 @@ config DDB5074 evaluation board. config DDB5476 - bool "Support for NEC DDB Vrc-5476" + bool "NEC DDB Vrc-5476" select DDB5XXX_COMMON select DMA_NONCOHERENT select HAVE_STD_PC_SERIAL_PORT @@ -486,7 +486,7 @@ config DDB5476 IDE controller, PS2 keyboard, PS2 mouse, etc. config DDB5477 - bool "Support for NEC DDB Vrc-5477" + bool "NEC DDB Vrc-5477" select DDB5XXX_COMMON select DMA_NONCOHERENT select HW_HAS_PCI @@ -504,13 +504,13 @@ config DDB5477 ether port USB, AC97, PCI, etc. config MACH_VR41XX - bool "Support for NEC VR4100 series based machines" + bool "NEC VR41XX-based machines" select SYS_HAS_CPU_VR41XX select SYS_SUPPORTS_32BIT_KERNEL select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL config PMC_YOSEMITE - bool "Support for PMC-Sierra Yosemite eval board" + bool "PMC-Sierra Yosemite eval board" select DMA_COHERENT select HW_HAS_PCI select IRQ_CPU @@ -527,7 +527,7 @@ config PMC_YOSEMITE manufactured by PMC-Sierra. config QEMU - bool "Support for Qemu" + bool "Qemu" select DMA_COHERENT select GENERIC_ISA_DMA select HAVE_STD_PC_SERIAL_PORT @@ -547,7 +547,7 @@ config QEMU can be found at http://www.linux-mips.org/wiki/Qemu. config SGI_IP22 - bool "Support for SGI IP22 (Indy/Indigo2)" + bool "SGI IP22 (Indy/Indigo2)" select ARC select ARC32 select BOOT_ELF32 @@ -567,7 +567,7 @@ config SGI_IP22 that runs on these, say Y here. config SGI_IP27 - bool "Support for SGI IP27 (Origin200/2000)" + bool "SGI IP27 (Origin200/2000)" select ARC select ARC64 select BOOT_ELF64 @@ -583,7 +583,7 @@ config SGI_IP27 here. config SGI_IP32 - bool "Support for SGI IP32 (O2) (EXPERIMENTAL)" + bool "SGI IP32 (O2) (EXPERIMENTAL)" depends on EXPERIMENTAL select ARC select ARC32 @@ -604,7 +604,7 @@ config SGI_IP32 If you want this kernel to run on SGI O2 workstation, say Y here. config SIBYTE_BIGSUR - bool "Support for Sibyte BCM91480B-BigSur" + bool "Sibyte BCM91480B-BigSur" select BOOT_ELF32 select DMA_COHERENT select PCI_DOMAINS @@ -615,7 +615,7 @@ config SIBYTE_BIGSUR select SYS_SUPPORTS_LITTLE_ENDIAN config SIBYTE_SWARM - bool "Support for Sibyte BCM91250A-SWARM" + bool "Sibyte BCM91250A-SWARM" select BOOT_ELF32 select DMA_COHERENT select SIBYTE_SB1250 @@ -626,7 +626,7 @@ config SIBYTE_SWARM select SYS_SUPPORTS_LITTLE_ENDIAN config SIBYTE_SENTOSA - bool "Support for Sibyte BCM91250E-Sentosa" + bool "Sibyte BCM91250E-Sentosa" depends on EXPERIMENTAL select BOOT_ELF32 select DMA_COHERENT @@ -637,7 +637,7 @@ config SIBYTE_SENTOSA select SYS_SUPPORTS_LITTLE_ENDIAN config SIBYTE_RHONE - bool "Support for Sibyte BCM91125E-Rhone" + bool "Sibyte BCM91125E-Rhone" depends on EXPERIMENTAL select BOOT_ELF32 select DMA_COHERENT @@ -648,7 +648,7 @@ config SIBYTE_RHONE select SYS_SUPPORTS_LITTLE_ENDIAN config SIBYTE_CARMEL - bool "Support for Sibyte BCM91120x-Carmel" + bool "Sibyte BCM91120x-Carmel" depends on EXPERIMENTAL select BOOT_ELF32 select DMA_COHERENT @@ -659,7 +659,7 @@ config SIBYTE_CARMEL select SYS_SUPPORTS_LITTLE_ENDIAN config SIBYTE_PTSWARM - bool "Support for Sibyte BCM91250PT-PTSWARM" + bool "Sibyte BCM91250PT-PTSWARM" depends on EXPERIMENTAL select BOOT_ELF32 select DMA_COHERENT @@ -671,7 +671,7 @@ config SIBYTE_PTSWARM select SYS_SUPPORTS_LITTLE_ENDIAN config SIBYTE_LITTLESUR - bool "Support for Sibyte BCM91250C2-LittleSur" + bool "Sibyte BCM91250C2-LittleSur" depends on EXPERIMENTAL select BOOT_ELF32 select DMA_COHERENT @@ -683,7 +683,7 @@ config SIBYTE_LITTLESUR select SYS_SUPPORTS_LITTLE_ENDIAN config SIBYTE_CRHINE - bool "Support for Sibyte BCM91120C-CRhine" + bool "Sibyte BCM91120C-CRhine" depends on EXPERIMENTAL select BOOT_ELF32 select DMA_COHERENT @@ -694,7 +694,7 @@ config SIBYTE_CRHINE select SYS_SUPPORTS_LITTLE_ENDIAN config SIBYTE_CRHONE - bool "Support for Sibyte BCM91125C-CRhone" + bool "Sibyte BCM91125C-CRhone" depends on EXPERIMENTAL select BOOT_ELF32 select DMA_COHERENT @@ -706,7 +706,7 @@ config SIBYTE_CRHONE select SYS_SUPPORTS_LITTLE_ENDIAN config SNI_RM200_PCI - bool "Support for SNI RM200 PCI" + bool "SNI RM200 PCI" select ARC select ARC32 select ARCH_MAY_HAVE_PC_FDC @@ -732,7 +732,7 @@ config SNI_RM200_PCI support this machine type. config TOSHIBA_JMR3927 - bool "Support for Toshiba JMR-TX3927 board" + bool "Toshiba JMR-TX3927 board" select DMA_NONCOHERENT select HW_HAS_PCI select MIPS_TX3927 @@ -743,7 +743,7 @@ config TOSHIBA_JMR3927 select TOSHIBA_BOARDS config TOSHIBA_RBTX4927 - bool "Support for Toshiba TBTX49[23]7 board" + bool "Toshiba TBTX49[23]7 board" select DMA_NONCOHERENT select HAS_TXX9_SERIAL select HW_HAS_PCI @@ -760,7 +760,7 @@ config TOSHIBA_RBTX4927 support this machine type config TOSHIBA_RBTX4938 - bool "Support for Toshiba RBTX4938 board" + bool "Toshiba RBTX4938 board" select HAVE_STD_PC_SERIAL_PORT select DMA_NONCOHERENT select GENERIC_ISA_DMA @@ -1411,13 +1411,12 @@ config PAGE_SIZE_8KB config PAGE_SIZE_16KB bool "16kB" - depends on EXPERIMENTAL && !CPU_R3000 && !CPU_TX39XX + depends on !CPU_R3000 && !CPU_TX39XX help Using 16kB page size will result in higher performance kernel at the price of higher memory consumption. This option is available on - all non-R3000 family processor. Not that at the time of this - writing this option is still high experimental; there are also - issues with compatibility of user applications. + all non-R3000 family processors. Note that you will need a suitable + Linux distribution to support this. config PAGE_SIZE_64KB bool "64kB" @@ -1426,8 +1425,7 @@ config PAGE_SIZE_64KB Using 64kB page size will result in higher performance kernel at the price of higher memory consumption. This option is available on all non-R3000 family processor. Not that at the time of this - writing this option is still high experimental; there are also - issues with compatibility of user applications. + writing this option is still high experimental. endchoice diff --git a/arch/mips/au1000/common/irq.c b/arch/mips/au1000/common/irq.c index da61de7761549d..afe05ec12c27d3 100644 --- a/arch/mips/au1000/common/irq.c +++ b/arch/mips/au1000/common/irq.c @@ -68,6 +68,7 @@ extern void set_debug_traps(void); extern irq_cpustat_t irq_stat [NR_CPUS]; +extern void mips_timer_interrupt(struct pt_regs *regs); static void setup_local_irq(unsigned int irq, int type, int int_req); static unsigned int startup_irq(unsigned int irq); diff --git a/arch/mips/au1000/common/time.c b/arch/mips/au1000/common/time.c index f85f1524b36639..f74d66a58a21a5 100644 --- a/arch/mips/au1000/common/time.c +++ b/arch/mips/au1000/common/time.c @@ -116,6 +116,7 @@ void mips_timer_interrupt(struct pt_regs *regs) null: ack_r4ktimer(0); + irq_exit(); } #ifdef CONFIG_PM diff --git a/arch/mips/kernel/asm-offsets.c b/arch/mips/kernel/asm-offsets.c index 92b28b674d6f61..0facfaf4e9508d 100644 --- a/arch/mips/kernel/asm-offsets.c +++ b/arch/mips/kernel/asm-offsets.c @@ -272,8 +272,8 @@ void output_sc_defines(void) text("/* Linux sigcontext offsets. */"); offset("#define SC_REGS ", struct sigcontext, sc_regs); offset("#define SC_FPREGS ", struct sigcontext, sc_fpregs); - offset("#define SC_MDHI ", struct sigcontext, sc_hi); - offset("#define SC_MDLO ", struct sigcontext, sc_lo); + offset("#define SC_MDHI ", struct sigcontext, sc_mdhi); + offset("#define SC_MDLO ", struct sigcontext, sc_mdlo); offset("#define SC_PC ", struct sigcontext, sc_pc); offset("#define SC_FPC_CSR ", struct sigcontext, sc_fpc_csr); linefeed; diff --git a/arch/mips/kernel/cpu-probe.c b/arch/mips/kernel/cpu-probe.c index 58b3b14873cb57..bef3e2dc7c5267 100644 --- a/arch/mips/kernel/cpu-probe.c +++ b/arch/mips/kernel/cpu-probe.c @@ -121,6 +121,7 @@ static inline void check_wait(void) case CPU_24K: case CPU_25KF: case CPU_34K: + case CPU_74K: case CPU_PR4450: cpu_wait = r4k_wait; printk(" available.\n"); @@ -432,6 +433,15 @@ static inline void cpu_probe_legacy(struct cpuinfo_mips *c) MIPS_CPU_LLSC; c->tlbsize = 64; break; + case PRID_IMP_R14000: + c->cputype = CPU_R14000; + c->isa_level = MIPS_CPU_ISA_IV; + c->options = MIPS_CPU_TLB | MIPS_CPU_4K_CACHE | MIPS_CPU_4KEX | + MIPS_CPU_FPU | MIPS_CPU_32FPR | + MIPS_CPU_COUNTER | MIPS_CPU_WATCH | + MIPS_CPU_LLSC; + c->tlbsize = 64; + break; } } @@ -593,6 +603,9 @@ static inline void cpu_probe_mips(struct cpuinfo_mips *c) case PRID_IMP_34K: c->cputype = CPU_34K; break; + case PRID_IMP_74K: + c->cputype = CPU_74K; + break; } } diff --git a/arch/mips/kernel/entry.S b/arch/mips/kernel/entry.S index d101d2fb24caab..a9c6de1b954257 100644 --- a/arch/mips/kernel/entry.S +++ b/arch/mips/kernel/entry.S @@ -101,7 +101,7 @@ FEXPORT(restore_all) # restore full frame EMT 1: mfc0 v1, CP0_TCSTATUS - /* We set IXMT above, XOR should cler it here */ + /* We set IXMT above, XOR should clear it here */ xori v1, v1, TCSTATUS_IXMT or v1, v0, v1 mtc0 v1, CP0_TCSTATUS diff --git a/arch/mips/kernel/gdb-low.S b/arch/mips/kernel/gdb-low.S index 10f28fb9f008a9..5fd7a8af0c6256 100644 --- a/arch/mips/kernel/gdb-low.S +++ b/arch/mips/kernel/gdb-low.S @@ -54,9 +54,11 @@ */ mfc0 k0, CP0_CAUSE andi k0, k0, 0x7c - add k1, k1, k0 - PTR_L k0, saved_vectors(k1) - jr k0 +#ifdef CONFIG_64BIT + dsll k0, k0, 1 +#endif + PTR_L k1, saved_vectors(k0) + jr k1 nop 1: move k0, sp diff --git a/arch/mips/kernel/proc.c b/arch/mips/kernel/proc.c index 84ab959f924ac5..9def554f335b8f 100644 --- a/arch/mips/kernel/proc.c +++ b/arch/mips/kernel/proc.c @@ -42,6 +42,7 @@ static const char *cpu_name[] = { [CPU_R8000] = "R8000", [CPU_R10000] = "R10000", [CPU_R12000] = "R12000", + [CPU_R14000] = "R14000", [CPU_R4300] = "R4300", [CPU_R4650] = "R4650", [CPU_R4700] = "R4700", @@ -74,6 +75,7 @@ static const char *cpu_name[] = { [CPU_24K] = "MIPS 24K", [CPU_25KF] = "MIPS 25Kf", [CPU_34K] = "MIPS 34K", + [CPU_74K] = "MIPS 74K", [CPU_VR4111] = "NEC VR4111", [CPU_VR4121] = "NEC VR4121", [CPU_VR4122] = "NEC VR4122", diff --git a/arch/mips/kernel/signal-common.h b/arch/mips/kernel/signal-common.h index 3ca786215d48c1..ce6cb915c0a7a7 100644 --- a/arch/mips/kernel/signal-common.h +++ b/arch/mips/kernel/signal-common.h @@ -31,7 +31,6 @@ setup_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc) save_gp_reg(31); #undef save_gp_reg -#ifdef CONFIG_32BIT err |= __put_user(regs->hi, &sc->sc_mdhi); err |= __put_user(regs->lo, &sc->sc_mdlo); if (cpu_has_dsp) { @@ -43,20 +42,6 @@ setup_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc) err |= __put_user(mflo3(), &sc->sc_lo3); err |= __put_user(rddsp(DSP_MASK), &sc->sc_dsp); } -#endif -#ifdef CONFIG_64BIT - err |= __put_user(regs->hi, &sc->sc_hi[0]); - err |= __put_user(regs->lo, &sc->sc_lo[0]); - if (cpu_has_dsp) { - err |= __put_user(mfhi1(), &sc->sc_hi[1]); - err |= __put_user(mflo1(), &sc->sc_lo[1]); - err |= __put_user(mfhi2(), &sc->sc_hi[2]); - err |= __put_user(mflo2(), &sc->sc_lo[2]); - err |= __put_user(mfhi3(), &sc->sc_hi[3]); - err |= __put_user(mflo3(), &sc->sc_lo[3]); - err |= __put_user(rddsp(DSP_MASK), &sc->sc_dsp); - } -#endif err |= __put_user(!!used_math(), &sc->sc_used_math); @@ -92,7 +77,6 @@ restore_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc) current_thread_info()->restart_block.fn = do_no_restart_syscall; err |= __get_user(regs->cp0_epc, &sc->sc_pc); -#ifdef CONFIG_32BIT err |= __get_user(regs->hi, &sc->sc_mdhi); err |= __get_user(regs->lo, &sc->sc_mdlo); if (cpu_has_dsp) { @@ -104,20 +88,6 @@ restore_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc) err |= __get_user(treg, &sc->sc_lo3); mtlo3(treg); err |= __get_user(treg, &sc->sc_dsp); wrdsp(treg, DSP_MASK); } -#endif -#ifdef CONFIG_64BIT - err |= __get_user(regs->hi, &sc->sc_hi[0]); - err |= __get_user(regs->lo, &sc->sc_lo[0]); - if (cpu_has_dsp) { - err |= __get_user(treg, &sc->sc_hi[1]); mthi1(treg); - err |= __get_user(treg, &sc->sc_lo[1]); mthi1(treg); - err |= __get_user(treg, &sc->sc_hi[2]); mthi2(treg); - err |= __get_user(treg, &sc->sc_lo[2]); mthi2(treg); - err |= __get_user(treg, &sc->sc_hi[3]); mthi3(treg); - err |= __get_user(treg, &sc->sc_lo[3]); mthi3(treg); - err |= __get_user(treg, &sc->sc_dsp); wrdsp(treg, DSP_MASK); - } -#endif #define restore_gp_reg(i) do { \ err |= __get_user(regs->regs[i], &sc->sc_regs[i]); \ diff --git a/arch/mips/kernel/syscall.c b/arch/mips/kernel/syscall.c index 2aeaa2fd4b322a..8f4fdd94dbd02c 100644 --- a/arch/mips/kernel/syscall.c +++ b/arch/mips/kernel/syscall.c @@ -280,27 +280,6 @@ asmlinkage int _sys_sysmips(int cmd, long arg1, int arg2, int arg3) char __user *name; switch(cmd) { - case SETNAME: { - char nodename[__NEW_UTS_LEN + 1]; - - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; - - name = (char __user *) arg1; - - len = strncpy_from_user(nodename, name, __NEW_UTS_LEN); - if (len < 0) - return -EFAULT; - - down_write(&uts_sem); - strncpy(system_utsname.nodename, nodename, len); - nodename[__NEW_UTS_LEN] = '\0'; - strlcpy(system_utsname.nodename, nodename, - sizeof(system_utsname.nodename)); - up_write(&uts_sem); - return 0; - } - case MIPS_ATOMIC_SET: printk(KERN_CRIT "How did I get here?\n"); return -EINVAL; @@ -313,9 +292,6 @@ asmlinkage int _sys_sysmips(int cmd, long arg1, int arg2, int arg3) case FLUSH_CACHE: __flush_cache_all(); return 0; - - case MIPS_RDNVRAM: - return -EIO; } return -EINVAL; diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c index 4901f0a37fca2b..35cb08da3820ff 100644 --- a/arch/mips/kernel/traps.c +++ b/arch/mips/kernel/traps.c @@ -902,6 +902,7 @@ static inline void parity_protection_init(void) { switch (current_cpu_data.cputype) { case CPU_24K: + case CPU_34K: case CPU_5KC: write_c0_ecc(0x80000000); back_to_back_c0_hazard(); diff --git a/arch/mips/kernel/vmlinux.lds.S b/arch/mips/kernel/vmlinux.lds.S index 14fa00e3cdfa60..b84d1f9ce28ef1 100644 --- a/arch/mips/kernel/vmlinux.lds.S +++ b/arch/mips/kernel/vmlinux.lds.S @@ -151,23 +151,13 @@ SECTIONS /* This is the MIPS specific mdebug section. */ .mdebug : { *(.mdebug) } - /* These are needed for ELF backends which have not yet been - converted to the new style linker. */ - .stab 0 : { *(.stab) } - .stabstr 0 : { *(.stabstr) } - /* DWARF debug sections. - Symbols in the .debug DWARF section are relative to the beginning of the - section so we begin .debug at 0. It's not clear yet what needs to happen - for the others. */ - .debug 0 : { *(.debug) } - .debug_srcinfo 0 : { *(.debug_srcinfo) } - .debug_aranges 0 : { *(.debug_aranges) } - .debug_pubnames 0 : { *(.debug_pubnames) } - .debug_sfnames 0 : { *(.debug_sfnames) } - .line 0 : { *(.line) } + + STABS_DEBUG + + DWARF_DEBUG + /* These must appear regardless of . */ .gptab.sdata : { *(.gptab.data) *(.gptab.sdata) } .gptab.sbss : { *(.gptab.bss) *(.gptab.sbss) } - .comment : { *(.comment) } .note : { *(.note) } } diff --git a/arch/mips/mm/c-r4k.c b/arch/mips/mm/c-r4k.c index 4182e1176faeae..6b354176960278 100644 --- a/arch/mips/mm/c-r4k.c +++ b/arch/mips/mm/c-r4k.c @@ -29,6 +29,27 @@ #include <asm/war.h> #include <asm/cacheflush.h> /* for run_uncached() */ + +/* + * Special Variant of smp_call_function for use by cache functions: + * + * o No return value + * o collapses to normal function call on UP kernels + * o collapses to normal function call on systems with a single shared + * primary cache. + */ +static inline void r4k_on_each_cpu(void (*func) (void *info), void *info, + int retry, int wait) +{ + preempt_disable(); + +#if !defined(CONFIG_MIPS_MT_SMP) && !defined(CONFIG_MIPS_MT_SMTC) + smp_call_function(func, info, retry, wait); +#endif + func(info); + preempt_enable(); +} + /* * Must die. */ @@ -299,7 +320,7 @@ static void r4k_flush_cache_all(void) if (!cpu_has_dc_aliases) return; - on_each_cpu(local_r4k_flush_cache_all, NULL, 1, 1); + r4k_on_each_cpu(local_r4k_flush_cache_all, NULL, 1, 1); } static inline void local_r4k___flush_cache_all(void * args) @@ -314,13 +335,14 @@ static inline void local_r4k___flush_cache_all(void * args) case CPU_R4400MC: case CPU_R10000: case CPU_R12000: + case CPU_R14000: r4k_blast_scache(); } } static void r4k___flush_cache_all(void) { - on_each_cpu(local_r4k___flush_cache_all, NULL, 1, 1); + r4k_on_each_cpu(local_r4k___flush_cache_all, NULL, 1, 1); } static inline void local_r4k_flush_cache_range(void * args) @@ -341,7 +363,7 @@ static inline void local_r4k_flush_cache_range(void * args) static void r4k_flush_cache_range(struct vm_area_struct *vma, unsigned long start, unsigned long end) { - on_each_cpu(local_r4k_flush_cache_range, vma, 1, 1); + r4k_on_each_cpu(local_r4k_flush_cache_range, vma, 1, 1); } static inline void local_r4k_flush_cache_mm(void * args) @@ -370,7 +392,7 @@ static void r4k_flush_cache_mm(struct mm_struct *mm) if (!cpu_has_dc_aliases) return; - on_each_cpu(local_r4k_flush_cache_mm, mm, 1, 1); + r4k_on_each_cpu(local_r4k_flush_cache_mm, mm, 1, 1); } struct flush_cache_page_args { @@ -461,7 +483,7 @@ static void r4k_flush_cache_page(struct vm_area_struct *vma, args.addr = addr; args.pfn = pfn; - on_each_cpu(local_r4k_flush_cache_page, &args, 1, 1); + r4k_on_each_cpu(local_r4k_flush_cache_page, &args, 1, 1); } static inline void local_r4k_flush_data_cache_page(void * addr) @@ -471,7 +493,7 @@ static inline void local_r4k_flush_data_cache_page(void * addr) static void r4k_flush_data_cache_page(unsigned long addr) { - on_each_cpu(local_r4k_flush_data_cache_page, (void *) addr, 1, 1); + r4k_on_each_cpu(local_r4k_flush_data_cache_page, (void *) addr, 1, 1); } struct flush_icache_range_args { @@ -514,7 +536,7 @@ static void r4k_flush_icache_range(unsigned long start, unsigned long end) args.start = start; args.end = end; - on_each_cpu(local_r4k_flush_icache_range, &args, 1, 1); + r4k_on_each_cpu(local_r4k_flush_icache_range, &args, 1, 1); instruction_hazard(); } @@ -590,7 +612,7 @@ static void r4k_flush_icache_page(struct vm_area_struct *vma, args.vma = vma; args.page = page; - on_each_cpu(local_r4k_flush_icache_page, &args, 1, 1); + r4k_on_each_cpu(local_r4k_flush_icache_page, &args, 1, 1); } @@ -689,7 +711,7 @@ static void local_r4k_flush_cache_sigtramp(void * arg) static void r4k_flush_cache_sigtramp(unsigned long addr) { - on_each_cpu(local_r4k_flush_cache_sigtramp, (void *) addr, 1, 1); + r4k_on_each_cpu(local_r4k_flush_cache_sigtramp, (void *) addr, 1, 1); } static void r4k_flush_icache_all(void) @@ -812,6 +834,7 @@ static void __init probe_pcache(void) case CPU_R10000: case CPU_R12000: + case CPU_R14000: icache_size = 1 << (12 + ((config & R10K_CONF_IC) >> 29)); c->icache.linesz = 64; c->icache.ways = 2; @@ -965,9 +988,11 @@ static void __init probe_pcache(void) c->dcache.flags |= MIPS_CACHE_PINDEX; case CPU_R10000: case CPU_R12000: + case CPU_R14000: case CPU_SB1: break; case CPU_24K: + case CPU_34K: if (!(read_c0_config7() & (1 << 16))) default: if (c->dcache.waysize > PAGE_SIZE) @@ -1091,6 +1116,7 @@ static void __init setup_scache(void) case CPU_R10000: case CPU_R12000: + case CPU_R14000: scache_size = 0x80000 << ((config & R10K_CONF_SS) >> 16); c->scache.linesz = 64 << ((config >> 13) & 1); c->scache.ways = 2; diff --git a/arch/mips/mm/pg-r4k.c b/arch/mips/mm/pg-r4k.c index e4390dc3eb48e2..b7c749232ffef8 100644 --- a/arch/mips/mm/pg-r4k.c +++ b/arch/mips/mm/pg-r4k.c @@ -357,6 +357,7 @@ void __init build_clear_page(void) case CPU_R10000: case CPU_R12000: + case CPU_R14000: pref_src_mode = Pref_LoadStreamed; pref_dst_mode = Pref_StoreStreamed; break; diff --git a/arch/mips/mm/tlbex.c b/arch/mips/mm/tlbex.c index 053dbacac56bdf..54507be2ab5bb0 100644 --- a/arch/mips/mm/tlbex.c +++ b/arch/mips/mm/tlbex.c @@ -875,6 +875,7 @@ static __init void build_tlb_write_entry(u32 **p, struct label **l, case CPU_R10000: case CPU_R12000: + case CPU_R14000: case CPU_4KC: case CPU_SB1: case CPU_SB1A: @@ -906,6 +907,7 @@ static __init void build_tlb_write_entry(u32 **p, struct label **l, case CPU_4KEC: case CPU_24K: case CPU_34K: + case CPU_74K: i_ehb(p); tlbw(p); break; diff --git a/arch/mips/oprofile/common.c b/arch/mips/oprofile/common.c index f2b4862aaae505..91b799d2cd88f2 100644 --- a/arch/mips/oprofile/common.c +++ b/arch/mips/oprofile/common.c @@ -80,6 +80,7 @@ int __init oprofile_arch_init(struct oprofile_operations *ops) case CPU_24K: case CPU_25KF: case CPU_34K: + case CPU_74K: case CPU_SB1: case CPU_SB1A: lmodel = &op_model_mipsxx; diff --git a/arch/mips/oprofile/op_model_mipsxx.c b/arch/mips/oprofile/op_model_mipsxx.c index 95d488ca075473..e7ce9239130377 100644 --- a/arch/mips/oprofile/op_model_mipsxx.c +++ b/arch/mips/oprofile/op_model_mipsxx.c @@ -205,6 +205,10 @@ static int __init mipsxx_init(void) case CPU_34K: op_model_mipsxx.cpu_type = "mips/34K"; break; + + case CPU_74K: + op_model_mipsxx.cpu_type = "mips/74K"; + break; #endif case CPU_5KC: diff --git a/arch/powerpc/platforms/powermac/low_i2c.c b/arch/powerpc/platforms/powermac/low_i2c.c index df2343e1956bc2..c896ce83d41291 100644 --- a/arch/powerpc/platforms/powermac/low_i2c.c +++ b/arch/powerpc/platforms/powermac/low_i2c.c @@ -1157,6 +1157,7 @@ EXPORT_SYMBOL_GPL(pmac_i2c_xfer); /* some quirks for platform function decoding */ enum { pmac_i2c_quirk_invmask = 0x00000001u, + pmac_i2c_quirk_skip = 0x00000002u, }; static void pmac_i2c_devscan(void (*callback)(struct device_node *dev, @@ -1172,6 +1173,15 @@ static void pmac_i2c_devscan(void (*callback)(struct device_node *dev, /* XXX Study device-tree's & apple drivers are get the quirks * right ! */ + /* Workaround: It seems that running the clockspreading + * properties on the eMac will cause lockups during boot. + * The machine seems to work fine without that. So for now, + * let's make sure i2c-hwclock doesn't match about "imic" + * clocks and we'll figure out if we really need to do + * something special about those later. + */ + { "i2c-hwclock", "imic5002", pmac_i2c_quirk_skip }, + { "i2c-hwclock", "imic5003", pmac_i2c_quirk_skip }, { "i2c-hwclock", NULL, pmac_i2c_quirk_invmask }, { "i2c-cpu-voltage", NULL, 0}, { "temp-monitor", NULL, 0 }, @@ -1198,6 +1208,8 @@ static void pmac_i2c_devscan(void (*callback)(struct device_node *dev, if (p->compatible && !device_is_compatible(np, p->compatible)) continue; + if (p->quirks & pmac_i2c_quirk_skip) + break; callback(np, p->quirks); break; } diff --git a/block/cfq-iosched.c b/block/cfq-iosched.c index 11ce6aaf1bd02f..8e9d84825e1c51 100644 --- a/block/cfq-iosched.c +++ b/block/cfq-iosched.c @@ -133,6 +133,7 @@ struct cfq_data { mempool_t *crq_pool; int rq_in_driver; + int hw_tag; /* * schedule slice state info @@ -500,10 +501,13 @@ static void cfq_resort_rr_list(struct cfq_queue *cfqq, int preempted) /* * if queue was preempted, just add to front to be fair. busy_rr - * isn't sorted. + * isn't sorted, but insert at the back for fairness. */ if (preempted || list == &cfqd->busy_rr) { - list_add(&cfqq->cfq_list, list); + if (preempted) + list = list->prev; + + list_add_tail(&cfqq->cfq_list, list); return; } @@ -664,6 +668,15 @@ static void cfq_activate_request(request_queue_t *q, struct request *rq) struct cfq_data *cfqd = q->elevator->elevator_data; cfqd->rq_in_driver++; + + /* + * If the depth is larger 1, it really could be queueing. But lets + * make the mark a little higher - idling could still be good for + * low queueing, and a low queueing number could also just indicate + * a SCSI mid layer like behaviour where limit+1 is often seen. + */ + if (!cfqd->hw_tag && cfqd->rq_in_driver > 4) + cfqd->hw_tag = 1; } static void cfq_deactivate_request(request_queue_t *q, struct request *rq) @@ -879,6 +892,13 @@ static struct cfq_queue *cfq_set_active_queue(struct cfq_data *cfqd) cfqq = list_entry_cfqq(cfqd->cur_rr.next); /* + * If no new queues are available, check if the busy list has some + * before falling back to idle io. + */ + if (!cfqq && !list_empty(&cfqd->busy_rr)) + cfqq = list_entry_cfqq(cfqd->busy_rr.next); + + /* * if we have idle queues and no rt or be queues had pending * requests, either allow immediate service if the grace period * has passed or arm the idle grace timer @@ -1458,7 +1478,8 @@ retry: * set ->slice_left to allow preemption for a new process */ cfqq->slice_left = 2 * cfqd->cfq_slice_idle; - cfq_mark_cfqq_idle_window(cfqq); + if (!cfqd->hw_tag) + cfq_mark_cfqq_idle_window(cfqq); cfq_mark_cfqq_prio_changed(cfqq); cfq_init_prio_data(cfqq); } @@ -1649,7 +1670,7 @@ cfq_update_idle_window(struct cfq_data *cfqd, struct cfq_queue *cfqq, { int enable_idle = cfq_cfqq_idle_window(cfqq); - if (!cic->ioc->task || !cfqd->cfq_slice_idle) + if (!cic->ioc->task || !cfqd->cfq_slice_idle || cfqd->hw_tag) enable_idle = 0; else if (sample_valid(cic->ttime_samples)) { if (cic->ttime_mean > cfqd->cfq_slice_idle) @@ -1740,14 +1761,24 @@ cfq_crq_enqueued(struct cfq_data *cfqd, struct cfq_queue *cfqq, cfqq->next_crq = cfq_choose_req(cfqd, cfqq->next_crq, crq); + cic = crq->io_context; + /* * we never wait for an async request and we don't allow preemption * of an async request. so just return early */ - if (!cfq_crq_is_sync(crq)) + if (!cfq_crq_is_sync(crq)) { + /* + * sync process issued an async request, if it's waiting + * then expire it and kick rq handling. + */ + if (cic == cfqd->active_cic && + del_timer(&cfqd->idle_slice_timer)) { + cfq_slice_expired(cfqd, 0); + cfq_start_queueing(cfqd, cfqq); + } return; - - cic = crq->io_context; + } cfq_update_io_thinktime(cfqd, cic); cfq_update_io_seektime(cfqd, cic, crq); @@ -2165,10 +2196,9 @@ static void cfq_idle_class_timer(unsigned long data) * race with a non-idle queue, reset timer */ end = cfqd->last_end_request + CFQ_IDLE_GRACE; - if (!time_after_eq(jiffies, end)) { - cfqd->idle_class_timer.expires = end; - add_timer(&cfqd->idle_class_timer); - } else + if (!time_after_eq(jiffies, end)) + mod_timer(&cfqd->idle_class_timer, end); + else cfq_schedule_dispatch(cfqd); spin_unlock_irqrestore(cfqd->queue->queue_lock, flags); diff --git a/drivers/base/power/suspend.c b/drivers/base/power/suspend.c index 662209d3f42d6a..2a769cc6f5f9f8 100644 --- a/drivers/base/power/suspend.c +++ b/drivers/base/power/suspend.c @@ -8,7 +8,6 @@ * */ -#include <linux/vt_kern.h> #include <linux/device.h> #include <linux/kallsyms.h> #include <linux/pm.h> @@ -66,6 +65,7 @@ int suspend_device(struct device * dev, pm_message_t state) return error; } + /** * device_suspend - Save state and stop all devices in system. * @state: Power state to put each device in. @@ -85,9 +85,6 @@ int device_suspend(pm_message_t state) { int error = 0; - if (!is_console_suspend_safe()) - return -EINVAL; - down(&dpm_sem); down(&dpm_list_sem); while (!list_empty(&dpm_active) && error == 0) { diff --git a/drivers/char/ipmi/ipmi_si_intf.c b/drivers/char/ipmi/ipmi_si_intf.c index b36eef0e9d199f..02a7dd7a8a5557 100644 --- a/drivers/char/ipmi/ipmi_si_intf.c +++ b/drivers/char/ipmi/ipmi_si_intf.c @@ -1184,20 +1184,20 @@ static void port_outl(struct si_sm_io *io, unsigned int offset, static void port_cleanup(struct smi_info *info) { unsigned int addr = info->io.addr_data; - int mapsize; + int idx; if (addr) { - mapsize = ((info->io_size * info->io.regspacing) - - (info->io.regspacing - info->io.regsize)); - - release_region (addr, mapsize); + for (idx = 0; idx < info->io_size; idx++) { + release_region(addr + idx * info->io.regspacing, + info->io.regsize); + } } } static int port_setup(struct smi_info *info) { unsigned int addr = info->io.addr_data; - int mapsize; + int idx; if (!addr) return -ENODEV; @@ -1225,16 +1225,22 @@ static int port_setup(struct smi_info *info) return -EINVAL; } - /* Calculate the total amount of memory to claim. This is an - * unusual looking calculation, but it avoids claiming any - * more memory than it has to. It will claim everything - * between the first address to the end of the last full - * register. */ - mapsize = ((info->io_size * info->io.regspacing) - - (info->io.regspacing - info->io.regsize)); - - if (request_region(addr, mapsize, DEVICE_NAME) == NULL) - return -EIO; + /* Some BIOSes reserve disjoint I/O regions in their ACPI + * tables. This causes problems when trying to register the + * entire I/O region. Therefore we must register each I/O + * port separately. + */ + for (idx = 0; idx < info->io_size; idx++) { + if (request_region(addr + idx * info->io.regspacing, + info->io.regsize, DEVICE_NAME) == NULL) { + /* Undo allocations */ + while (idx--) { + release_region(addr + idx * info->io.regspacing, + info->io.regsize); + } + return -EIO; + } + } return 0; } diff --git a/drivers/char/tpm/tpm_bios.c b/drivers/char/tpm/tpm_bios.c index e45f0d3d12de54..a611972024e659 100644 --- a/drivers/char/tpm/tpm_bios.c +++ b/drivers/char/tpm/tpm_bios.c @@ -105,6 +105,12 @@ static const char* tcpa_event_type_strings[] = { "Non-Host Info" }; +struct tcpa_pc_event { + u32 event_id; + u32 event_size; + u8 event_data[0]; +}; + enum tcpa_pc_event_ids { SMBIOS = 1, BIS_CERT, @@ -114,14 +120,15 @@ enum tcpa_pc_event_ids { NVRAM, OPTION_ROM_EXEC, OPTION_ROM_CONFIG, - OPTION_ROM_MICROCODE, + OPTION_ROM_MICROCODE = 10, S_CRTM_VERSION, S_CRTM_CONTENTS, POST_CONTENTS, + HOST_TABLE_OF_DEVICES, }; static const char* tcpa_pc_event_id_strings[] = { - "" + "", "SMBIOS", "BIS Certificate", "POST BIOS ", @@ -130,11 +137,12 @@ static const char* tcpa_pc_event_id_strings[] = { "NVRAM", "Option ROM", "Option ROM config", - "Option ROM microcode", + "", + "Option ROM microcode ", "S-CRTM Version", - "S-CRTM Contents", - "S-CRTM POST Contents", - "POST Contents", + "S-CRTM Contents ", + "POST Contents ", + "Table of Devices", }; /* returns pointer to start of pos. entry of tcg log */ @@ -206,7 +214,7 @@ static int get_event_name(char *dest, struct tcpa_event *event, const char *name = ""; char data[40] = ""; int i, n_len = 0, d_len = 0; - u32 event_id; + struct tcpa_pc_event *pc_event; switch(event->event_type) { case PREBOOT: @@ -235,31 +243,32 @@ static int get_event_name(char *dest, struct tcpa_event *event, } break; case EVENT_TAG: - event_id = be32_to_cpu(*((u32 *)event_entry)); + pc_event = (struct tcpa_pc_event *)event_entry; /* ToDo Row data -> Base64 */ - switch (event_id) { + switch (pc_event->event_id) { case SMBIOS: case BIS_CERT: case CMOS: case NVRAM: case OPTION_ROM_EXEC: case OPTION_ROM_CONFIG: - case OPTION_ROM_MICROCODE: case S_CRTM_VERSION: - case S_CRTM_CONTENTS: - case POST_CONTENTS: - name = tcpa_pc_event_id_strings[event_id]; + name = tcpa_pc_event_id_strings[pc_event->event_id]; n_len = strlen(name); break; + /* hash data */ case POST_BIOS_ROM: case ESCD: - name = tcpa_pc_event_id_strings[event_id]; + case OPTION_ROM_MICROCODE: + case S_CRTM_CONTENTS: + case POST_CONTENTS: + name = tcpa_pc_event_id_strings[pc_event->event_id]; n_len = strlen(name); for (i = 0; i < 20; i++) - d_len += sprintf(data, "%02x", - event_entry[8 + i]); + d_len += sprintf(&data[2*i], "%02x", + pc_event->event_data[i]); break; default: break; @@ -275,53 +284,13 @@ static int get_event_name(char *dest, struct tcpa_event *event, static int tpm_binary_bios_measurements_show(struct seq_file *m, void *v) { + struct tcpa_event *event = v; + char *data = v; + int i; - char *eventname; - char data[4]; - u32 help; - int i, len; - struct tcpa_event *event = (struct tcpa_event *) v; - unsigned char *event_entry = - (unsigned char *) (v + sizeof(struct tcpa_event)); - - eventname = kmalloc(MAX_TEXT_EVENT, GFP_KERNEL); - if (!eventname) { - printk(KERN_ERR "%s: ERROR - No Memory for event name\n ", - __func__); - return -ENOMEM; - } - - /* 1st: PCR used is in little-endian format (4 bytes) */ - help = le32_to_cpu(event->pcr_index); - memcpy(data, &help, 4); - for (i = 0; i < 4; i++) - seq_putc(m, data[i]); - - /* 2nd: SHA1 (20 bytes) */ - for (i = 0; i < 20; i++) - seq_putc(m, event->pcr_value[i]); - - /* 3rd: event type identifier (4 bytes) */ - help = le32_to_cpu(event->event_type); - memcpy(data, &help, 4); - for (i = 0; i < 4; i++) + for (i = 0; i < sizeof(struct tcpa_event) + event->event_size; i++) seq_putc(m, data[i]); - len = 0; - - len += get_event_name(eventname, event, event_entry); - - /* 4th: filename <= 255 + \'0' delimiter */ - if (len > TCG_EVENT_NAME_LEN_MAX) - len = TCG_EVENT_NAME_LEN_MAX; - - for (i = 0; i < len; i++) - seq_putc(m, eventname[i]); - - /* 5th: delimiter */ - seq_putc(m, '\0'); - - kfree(eventname); return 0; } diff --git a/drivers/char/vt.c b/drivers/char/vt.c index acc5d47844eb49..6c94879e0b99b6 100644 --- a/drivers/char/vt.c +++ b/drivers/char/vt.c @@ -3238,14 +3238,6 @@ void vcs_scr_writew(struct vc_data *vc, u16 val, u16 *org) } } -int is_console_suspend_safe(void) -{ - /* It is unsafe to suspend devices while X has control of the - * hardware. Make sure we are running on a kernel-controlled console. - */ - return vc_cons[fg_console].d->vc_mode == KD_TEXT; -} - /* * Visible symbols for modules */ diff --git a/drivers/ide/pci/sgiioc4.c b/drivers/ide/pci/sgiioc4.c index 43b96e298363ac..27c9eb989a9a08 100644 --- a/drivers/ide/pci/sgiioc4.c +++ b/drivers/ide/pci/sgiioc4.c @@ -345,17 +345,17 @@ sgiioc4_resetproc(ide_drive_t * drive) static u8 sgiioc4_INB(unsigned long port) { - u8 reg = (u8) inb(port); + u8 reg = (u8) readb((void __iomem *) port); if ((port & 0xFFF) == 0x11C) { /* Status register of IOC4 */ if (reg & 0x51) { /* Not busy...check for interrupt */ unsigned long other_ir = port - 0x110; - unsigned int intr_reg = (u32) inl(other_ir); + unsigned int intr_reg = (u32) readl((void __iomem *) other_ir); /* Clear the Interrupt, Error bits on the IOC4 */ if (intr_reg & 0x03) { - outl(0x03, other_ir); - intr_reg = (u32) inl(other_ir); + writel(0x03, (void __iomem *) other_ir); + intr_reg = (u32) readl((void __iomem *) other_ir); } } } @@ -606,6 +606,12 @@ ide_init_sgiioc4(ide_hwif_t * hwif) hwif->ide_dma_host_off = &sgiioc4_ide_dma_host_off; hwif->ide_dma_lostirq = &sgiioc4_ide_dma_lostirq; hwif->ide_dma_timeout = &__ide_dma_timeout; + + /* + * The IOC4 uses MMIO rather than Port IO. + * It also needs special workarounds for INB. + */ + default_hwif_mmiops(hwif); hwif->INB = &sgiioc4_INB; } @@ -743,6 +749,6 @@ ioc4_ide_exit(void) module_init(ioc4_ide_init); module_exit(ioc4_ide_exit); -MODULE_AUTHOR("Aniket Malatpure - Silicon Graphics Inc. (SGI)"); +MODULE_AUTHOR("Aniket Malatpure/Jeremy Higdon"); MODULE_DESCRIPTION("IDE PCI driver module for SGI IOC4 Base-IO Card"); MODULE_LICENSE("GPL"); diff --git a/drivers/md/md.c b/drivers/md/md.c index ec802913f9776f..f19b874753a9c4 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -167,6 +167,15 @@ void md_new_event(mddev_t *mddev) } EXPORT_SYMBOL_GPL(md_new_event); +/* Alternate version that can be called from interrupts + * when calling sysfs_notify isn't needed. + */ +void md_new_event_inintr(mddev_t *mddev) +{ + atomic_inc(&md_event_count); + wake_up(&md_event_waiters); +} + /* * Enables to iterate over all existing md arrays * all_mddevs_lock protects this list. @@ -4149,7 +4158,7 @@ void md_error(mddev_t *mddev, mdk_rdev_t *rdev) set_bit(MD_RECOVERY_INTR, &mddev->recovery); set_bit(MD_RECOVERY_NEEDED, &mddev->recovery); md_wakeup_thread(mddev->thread); - md_new_event(mddev); + md_new_event_inintr(mddev); } /* seq_file implementation /proc/mdstat */ diff --git a/drivers/video/au1100fb.c b/drivers/video/au1100fb.c index 3d04b2def0f165..789450bb0bc9c0 100644 --- a/drivers/video/au1100fb.c +++ b/drivers/video/au1100fb.c @@ -214,10 +214,13 @@ int au1100fb_setmode(struct au1100fb_device *fbdev) */ int au1100fb_fb_setcolreg(unsigned regno, unsigned red, unsigned green, unsigned blue, unsigned transp, struct fb_info *fbi) { - struct au1100fb_device *fbdev = to_au1100fb_device(fbi); - u32 *palette = fbdev->regs->lcd_pallettebase; + struct au1100fb_device *fbdev; + u32 *palette; u32 value; + fbdev = to_au1100fb_device(fbi); + palette = fbdev->regs->lcd_pallettebase; + if (regno > (AU1100_LCD_NBR_PALETTE_ENTRIES - 1)) return -EINVAL; @@ -316,9 +319,11 @@ int au1100fb_fb_blank(int blank_mode, struct fb_info *fbi) */ int au1100fb_fb_pan_display(struct fb_var_screeninfo *var, struct fb_info *fbi) { - struct au1100fb_device *fbdev = to_au1100fb_device(fbi); + struct au1100fb_device *fbdev; int dy; + fbdev = to_au1100fb_device(fbi); + print_dbg("fb_pan_display %p %p", var, fbi); if (!var || !fbdev) { @@ -382,10 +387,12 @@ void au1100fb_fb_rotate(struct fb_info *fbi, int angle) */ int au1100fb_fb_mmap(struct fb_info *fbi, struct vm_area_struct *vma) { - struct au1100fb_device *fbdev = to_au1100fb_device(fbi); + struct au1100fb_device *fbdev; unsigned int len; unsigned long start=0, off; + fbdev = to_au1100fb_device(fbi); + if (vma->vm_pgoff > (~0UL >> PAGE_SHIFT)) { return -EINVAL; } @@ -467,7 +474,7 @@ int au1100fb_drv_probe(struct device *dev) if (!request_mem_region(au1100fb_fix.mmio_start, au1100fb_fix.mmio_len, DRIVER_NAME)) { - print_err("fail to lock memory region at 0x%08x", + print_err("fail to lock memory region at 0x%08lx", au1100fb_fix.mmio_start); return -EBUSY; } @@ -595,13 +602,13 @@ int au1100fb_drv_remove(struct device *dev) return 0; } -int au1100fb_drv_suspend(struct device *dev, u32 state, u32 level) +int au1100fb_drv_suspend(struct device *dev, pm_message_t state) { /* TODO */ return 0; } -int au1100fb_drv_resume(struct device *dev, u32 level) +int au1100fb_drv_resume(struct device *dev) { /* TODO */ return 0; diff --git a/drivers/video/console/fbcon.c b/drivers/video/console/fbcon.c index ca020719d20b14..953eb8c171d623 100644 --- a/drivers/video/console/fbcon.c +++ b/drivers/video/console/fbcon.c @@ -2631,7 +2631,7 @@ static int fbcon_scrolldelta(struct vc_data *vc, int lines) scr_memcpyw((u16 *) q, (u16 *) p, vc->vc_size_row); } - softback_in = p; + softback_in = softback_curr = p; update_region(vc, vc->vc_origin, logo_lines * vc->vc_cols); } diff --git a/drivers/video/maxinefb.c b/drivers/video/maxinefb.c index 743e7ad26acc32..f85421bf7cb536 100644 --- a/drivers/video/maxinefb.c +++ b/drivers/video/maxinefb.c @@ -55,7 +55,7 @@ static struct fb_var_screeninfo maxinefb_defined = { }; static struct fb_fix_screeninfo maxinefb_fix = { - .id = "Maxine onboard graphics 1024x768x8", + .id = "Maxine", .smem_len = (1024*768), .type = FB_TYPE_PACKED_PIXELS, .visual = FB_VISUAL_PSEUDOCOLOR, @@ -107,8 +107,6 @@ static int maxinefb_setcolreg(unsigned regno, unsigned red, unsigned green, static struct fb_ops maxinefb_ops = { .owner = THIS_MODULE, - .fb_get_fix = gen_get_fix, - .fb_get_var = gen_get_var, .fb_setcolreg = maxinefb_setcolreg, .fb_fillrect = cfb_fillrect, .fb_copyarea = cfb_copyarea, diff --git a/fs/ext3/resize.c b/fs/ext3/resize.c index 8aac5334680d18..34b39e9a1e5a01 100644 --- a/fs/ext3/resize.c +++ b/fs/ext3/resize.c @@ -767,7 +767,6 @@ int ext3_group_add(struct super_block *sb, struct ext3_new_group_data *input) if (input->group != sbi->s_groups_count) { ext3_warning(sb, __FUNCTION__, "multiple resizers run on filesystem!"); - unlock_super(sb); err = -EBUSY; goto exit_journal; } diff --git a/include/asm-arm/system.h b/include/asm-arm/system.h index 95b3abf4851bb9..7c9568d30307ff 100644 --- a/include/asm-arm/system.h +++ b/include/asm-arm/system.h @@ -127,6 +127,12 @@ static inline int cpu_is_xsc3(void) } #endif +#if !defined(CONFIG_CPU_XSCALE) && !defined(CONFIG_CPU_XSC3) +#define cpu_is_xscale() 0 +#else +#define cpu_is_xscale() 1 +#endif + #define set_cr(x) \ __asm__ __volatile__( \ "mcr p15, 0, %0, c1, c0, 0 @ set CR" \ diff --git a/include/asm-mips/cpu.h b/include/asm-mips/cpu.h index 818b9a97e21428..dff2a0a52f8f30 100644 --- a/include/asm-mips/cpu.h +++ b/include/asm-mips/cpu.h @@ -51,6 +51,7 @@ #define PRID_IMP_R4300 0x0b00 #define PRID_IMP_VR41XX 0x0c00 #define PRID_IMP_R12000 0x0e00 +#define PRID_IMP_R14000 0x0f00 #define PRID_IMP_R8000 0x1000 #define PRID_IMP_PR4450 0x1200 #define PRID_IMP_R4600 0x2000 @@ -87,6 +88,7 @@ #define PRID_IMP_24K 0x9300 #define PRID_IMP_34K 0x9500 #define PRID_IMP_24KE 0x9600 +#define PRID_IMP_74K 0x9700 /* * These are the PRID's for when 23:16 == PRID_COMP_SIBYTE @@ -196,7 +198,9 @@ #define CPU_34K 60 #define CPU_PR4450 61 #define CPU_SB1A 62 -#define CPU_LAST 62 +#define CPU_74K 63 +#define CPU_R14000 64 +#define CPU_LAST 64 /* * ISA Level encodings diff --git a/include/asm-mips/futex.h b/include/asm-mips/futex.h index a554089991f26c..12d118f1bc9c77 100644 --- a/include/asm-mips/futex.h +++ b/include/asm-mips/futex.h @@ -7,6 +7,7 @@ #include <linux/futex.h> #include <asm/errno.h> #include <asm/uaccess.h> +#include <asm/war.h> #ifdef CONFIG_SMP #define __FUTEX_SMP_SYNC " sync \n" @@ -16,30 +17,58 @@ #define __futex_atomic_op(insn, ret, oldval, uaddr, oparg) \ { \ - __asm__ __volatile__( \ - " .set push \n" \ - " .set noat \n" \ - " .set mips3 \n" \ - "1: ll %1, (%3) # __futex_atomic_op1 \n" \ - " .set mips0 \n" \ - " " insn " \n" \ - " .set mips3 \n" \ - "2: sc $1, (%3) \n" \ - " beqzl $1, 1b \n" \ - __FUTEX_SMP_SYNC \ - "3: \n" \ - " .set pop \n" \ - " .set mips0 \n" \ - " .section .fixup,\"ax\" \n" \ - "4: li %0, %5 \n" \ - " j 2b \n" \ - " .previous \n" \ - " .section __ex_table,\"a\" \n" \ - " "__UA_ADDR "\t1b, 4b \n" \ - " "__UA_ADDR "\t2b, 4b \n" \ - " .previous \n" \ - : "=r" (ret), "=r" (oldval) \ - : "0" (0), "r" (uaddr), "Jr" (oparg), "i" (-EFAULT)); \ + if (cpu_has_llsc && R10000_LLSC_WAR) { \ + __asm__ __volatile__( \ + " .set push \n" \ + " .set noat \n" \ + " .set mips3 \n" \ + "1: ll %1, (%3) # __futex_atomic_op \n" \ + " .set mips0 \n" \ + " " insn " \n" \ + " .set mips3 \n" \ + "2: sc $1, (%3) \n" \ + " beqzl $1, 1b \n" \ + __FUTEX_SMP_SYNC \ + "3: \n" \ + " .set pop \n" \ + " .set mips0 \n" \ + " .section .fixup,\"ax\" \n" \ + "4: li %0, %5 \n" \ + " j 2b \n" \ + " .previous \n" \ + " .section __ex_table,\"a\" \n" \ + " "__UA_ADDR "\t1b, 4b \n" \ + " "__UA_ADDR "\t2b, 4b \n" \ + " .previous \n" \ + : "=r" (ret), "=r" (oldval) \ + : "0" (0), "r" (uaddr), "Jr" (oparg), "i" (-EFAULT)); \ + } else if (cpu_has_llsc) { \ + __asm__ __volatile__( \ + " .set push \n" \ + " .set noat \n" \ + " .set mips3 \n" \ + "1: ll %1, (%3) # __futex_atomic_op \n" \ + " .set mips0 \n" \ + " " insn " \n" \ + " .set mips3 \n" \ + "2: sc $1, (%3) \n" \ + " beqz $1, 1b \n" \ + __FUTEX_SMP_SYNC \ + "3: \n" \ + " .set pop \n" \ + " .set mips0 \n" \ + " .section .fixup,\"ax\" \n" \ + "4: li %0, %5 \n" \ + " j 2b \n" \ + " .previous \n" \ + " .section __ex_table,\"a\" \n" \ + " "__UA_ADDR "\t1b, 4b \n" \ + " "__UA_ADDR "\t2b, 4b \n" \ + " .previous \n" \ + : "=r" (ret), "=r" (oldval) \ + : "0" (0), "r" (uaddr), "Jr" (oparg), "i" (-EFAULT)); \ + } else \ + ret = -ENOSYS; \ } static inline int @@ -102,7 +131,69 @@ futex_atomic_op_inuser (int encoded_op, int __user *uaddr) static inline int futex_atomic_cmpxchg_inatomic(int __user *uaddr, int oldval, int newval) { - return -ENOSYS; + int retval; + + if (!access_ok(VERIFY_WRITE, uaddr, sizeof(int))) + return -EFAULT; + + if (cpu_has_llsc && R10000_LLSC_WAR) { + __asm__ __volatile__( + "# futex_atomic_cmpxchg_inatomic \n" + " .set push \n" + " .set noat \n" + " .set mips3 \n" + "1: ll %0, %2 \n" + " bne %0, %z3, 3f \n" + " .set mips0 \n" + " move $1, %z4 \n" + " .set mips3 \n" + "2: sc $1, %1 \n" + " beqzl $1, 1b \n" + __FUTEX_SMP_SYNC + "3: \n" + " .set pop \n" + " .section .fixup,\"ax\" \n" + "4: li %0, %5 \n" + " j 3b \n" + " .previous \n" + " .section __ex_table,\"a\" \n" + " "__UA_ADDR "\t1b, 4b \n" + " "__UA_ADDR "\t2b, 4b \n" + " .previous \n" + : "=&r" (retval), "=R" (*uaddr) + : "R" (*uaddr), "Jr" (oldval), "Jr" (newval), "i" (-EFAULT) + : "memory"); + } else if (cpu_has_llsc) { + __asm__ __volatile__( + "# futex_atomic_cmpxchg_inatomic \n" + " .set push \n" + " .set noat \n" + " .set mips3 \n" + "1: ll %0, %2 \n" + " bne %0, %z3, 3f \n" + " .set mips0 \n" + " move $1, %z4 \n" + " .set mips3 \n" + "2: sc $1, %1 \n" + " beqz $1, 1b \n" + __FUTEX_SMP_SYNC + "3: \n" + " .set pop \n" + " .section .fixup,\"ax\" \n" + "4: li %0, %5 \n" + " j 3b \n" + " .previous \n" + " .section __ex_table,\"a\" \n" + " "__UA_ADDR "\t1b, 4b \n" + " "__UA_ADDR "\t2b, 4b \n" + " .previous \n" + : "=&r" (retval), "=R" (*uaddr) + : "R" (*uaddr), "Jr" (oldval), "Jr" (newval), "i" (-EFAULT) + : "memory"); + } else + return -ENOSYS; + + return retval; } #endif diff --git a/include/asm-mips/inst.h b/include/asm-mips/inst.h index e0745f4ff62402..1ed8d0f62577d4 100644 --- a/include/asm-mips/inst.h +++ b/include/asm-mips/inst.h @@ -6,6 +6,7 @@ * for more details. * * Copyright (C) 1996, 2000 by Ralf Baechle + * Copyright (C) 2006 by Thiemo Seufer */ #ifndef _ASM_INST_H #define _ASM_INST_H @@ -21,14 +22,14 @@ enum major_op { cop0_op, cop1_op, cop2_op, cop1x_op, beql_op, bnel_op, blezl_op, bgtzl_op, daddi_op, daddiu_op, ldl_op, ldr_op, - major_1c_op, jalx_op, major_1e_op, major_1f_op, + spec2_op, jalx_op, mdmx_op, spec3_op, lb_op, lh_op, lwl_op, lw_op, lbu_op, lhu_op, lwr_op, lwu_op, sb_op, sh_op, swl_op, sw_op, sdl_op, sdr_op, swr_op, cache_op, ll_op, lwc1_op, lwc2_op, pref_op, lld_op, ldc1_op, ldc2_op, ld_op, - sc_op, swc1_op, swc2_op, rdhwr_op, + sc_op, swc1_op, swc2_op, major_3b_op, scd_op, sdc1_op, sdc2_op, sd_op }; @@ -37,7 +38,7 @@ enum major_op { */ enum spec_op { sll_op, movc_op, srl_op, sra_op, - sllv_op, srlv_op, srav_op, spec1_unused_op, /* Opcode 0x07 is unused */ + sllv_op, pmon_op, srlv_op, srav_op, jr_op, jalr_op, movz_op, movn_op, syscall_op, break_op, spim_op, sync_op, mfhi_op, mthi_op, mflo_op, mtlo_op, @@ -55,6 +56,28 @@ enum spec_op { }; /* + * func field of spec2 opcode. + */ +enum spec2_op { + madd_op, maddu_op, mul_op, spec2_3_unused_op, + msub_op, msubu_op, /* more unused ops */ + clz_op = 0x20, clo_op, + dclz_op = 0x24, dclo_op, + sdbpp_op = 0x3f +}; + +/* + * func field of spec3 opcode. + */ +enum spec3_op { + ext_op, dextm_op, dextu_op, dext_op, + ins_op, dinsm_op, dinsu_op, dins_op, + bshfl_op = 0x20, + dbshfl_op = 0x24, + rdhwr_op = 0x3f +}; + +/* * rt field of bcond opcodes. */ enum rt_op { @@ -151,8 +174,8 @@ enum cop1x_func { * func field for mad opcodes (MIPS IV). */ enum mad_func { - madd_op = 0x08, msub_op = 0x0a, - nmadd_op = 0x0c, nmsub_op = 0x0e + madd_fp_op = 0x08, msub_fp_op = 0x0a, + nmadd_fp_op = 0x0c, nmsub_fp_op = 0x0e }; /* diff --git a/include/asm-mips/mipsregs.h b/include/asm-mips/mipsregs.h index a2ef579f6b1a26..5af7517fce8a8a 100644 --- a/include/asm-mips/mipsregs.h +++ b/include/asm-mips/mipsregs.h @@ -291,7 +291,7 @@ #define ST0_DL (_ULCAST_(1) << 24) /* - * Enable the MIPS DSP ASE + * Enable the MIPS MDMX and DSP ASEs */ #define ST0_MX 0x01000000 diff --git a/include/asm-mips/pgtable.h b/include/asm-mips/pgtable.h index 69cebbd9f3e019..f80fe75c780063 100644 --- a/include/asm-mips/pgtable.h +++ b/include/asm-mips/pgtable.h @@ -90,10 +90,11 @@ extern void paging_init(void); #define pmd_page(pmd) (pfn_to_page(pmd_phys(pmd) >> PAGE_SHIFT)) #define pmd_page_kernel(pmd) pmd_val(pmd) -#define pte_none(pte) (!(pte_val(pte) & ~_PAGE_GLOBAL)) -#define pte_present(pte) (pte_val(pte) & _PAGE_PRESENT) - #if defined(CONFIG_64BIT_PHYS_ADDR) && defined(CONFIG_CPU_MIPS32_R1) + +#define pte_none(pte) (!(((pte).pte_low | (pte).pte_high) & ~_PAGE_GLOBAL)) +#define pte_present(pte) ((pte).pte_low & _PAGE_PRESENT) + static inline void set_pte(pte_t *ptep, pte_t pte) { ptep->pte_high = pte.pte_high; @@ -101,27 +102,35 @@ static inline void set_pte(pte_t *ptep, pte_t pte) ptep->pte_low = pte.pte_low; //printk("pte_high %x pte_low %x\n", ptep->pte_high, ptep->pte_low); - if (pte_val(pte) & _PAGE_GLOBAL) { + if (pte.pte_low & _PAGE_GLOBAL) { pte_t *buddy = ptep_buddy(ptep); /* * Make sure the buddy is global too (if it's !none, * it better already be global) */ - if (pte_none(*buddy)) - buddy->pte_low |= _PAGE_GLOBAL; + if (pte_none(*buddy)) { + buddy->pte_low |= _PAGE_GLOBAL; + buddy->pte_high |= _PAGE_GLOBAL; + } } } #define set_pte_at(mm,addr,ptep,pteval) set_pte(ptep,pteval) static inline void pte_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep) { + pte_t null = __pte(0); + /* Preserve global status for the pair */ - if (pte_val(*ptep_buddy(ptep)) & _PAGE_GLOBAL) - set_pte_at(mm, addr, ptep, __pte(_PAGE_GLOBAL)); - else - set_pte_at(mm, addr, ptep, __pte(0)); + if (ptep_buddy(ptep)->pte_low & _PAGE_GLOBAL) + null.pte_low = null.pte_high = _PAGE_GLOBAL; + + set_pte_at(mm, addr, ptep, null); } #else + +#define pte_none(pte) (!(pte_val(pte) & ~_PAGE_GLOBAL)) +#define pte_present(pte) (pte_val(pte) & _PAGE_PRESENT) + /* * Certain architectures need to do special things when pte's * within a page table are directly modified. Thus, the following @@ -182,75 +191,76 @@ extern pgd_t swapper_pg_dir[PTRS_PER_PGD]; */ static inline int pte_user(pte_t pte) { BUG(); return 0; } #if defined(CONFIG_64BIT_PHYS_ADDR) && defined(CONFIG_CPU_MIPS32_R1) -static inline int pte_read(pte_t pte) { return (pte).pte_low & _PAGE_READ; } -static inline int pte_write(pte_t pte) { return (pte).pte_low & _PAGE_WRITE; } -static inline int pte_dirty(pte_t pte) { return (pte).pte_low & _PAGE_MODIFIED; } -static inline int pte_young(pte_t pte) { return (pte).pte_low & _PAGE_ACCESSED; } -static inline int pte_file(pte_t pte) { return (pte).pte_low & _PAGE_FILE; } +static inline int pte_read(pte_t pte) { return pte.pte_low & _PAGE_READ; } +static inline int pte_write(pte_t pte) { return pte.pte_low & _PAGE_WRITE; } +static inline int pte_dirty(pte_t pte) { return pte.pte_low & _PAGE_MODIFIED; } +static inline int pte_young(pte_t pte) { return pte.pte_low & _PAGE_ACCESSED; } +static inline int pte_file(pte_t pte) { return pte.pte_low & _PAGE_FILE; } + static inline pte_t pte_wrprotect(pte_t pte) { - (pte).pte_low &= ~(_PAGE_WRITE | _PAGE_SILENT_WRITE); - (pte).pte_high &= ~_PAGE_SILENT_WRITE; + pte.pte_low &= ~(_PAGE_WRITE | _PAGE_SILENT_WRITE); + pte.pte_high &= ~_PAGE_SILENT_WRITE; return pte; } static inline pte_t pte_rdprotect(pte_t pte) { - (pte).pte_low &= ~(_PAGE_READ | _PAGE_SILENT_READ); - (pte).pte_high &= ~_PAGE_SILENT_READ; + pte.pte_low &= ~(_PAGE_READ | _PAGE_SILENT_READ); + pte.pte_high &= ~_PAGE_SILENT_READ; return pte; } static inline pte_t pte_mkclean(pte_t pte) { - (pte).pte_low &= ~(_PAGE_MODIFIED|_PAGE_SILENT_WRITE); - (pte).pte_high &= ~_PAGE_SILENT_WRITE; + pte.pte_low &= ~(_PAGE_MODIFIED | _PAGE_SILENT_WRITE); + pte.pte_high &= ~_PAGE_SILENT_WRITE; return pte; } static inline pte_t pte_mkold(pte_t pte) { - (pte).pte_low &= ~(_PAGE_ACCESSED|_PAGE_SILENT_READ); - (pte).pte_high &= ~_PAGE_SILENT_READ; + pte.pte_low &= ~(_PAGE_ACCESSED | _PAGE_SILENT_READ); + pte.pte_high &= ~_PAGE_SILENT_READ; return pte; } static inline pte_t pte_mkwrite(pte_t pte) { - (pte).pte_low |= _PAGE_WRITE; - if ((pte).pte_low & _PAGE_MODIFIED) { - (pte).pte_low |= _PAGE_SILENT_WRITE; - (pte).pte_high |= _PAGE_SILENT_WRITE; + pte.pte_low |= _PAGE_WRITE; + if (pte.pte_low & _PAGE_MODIFIED) { + pte.pte_low |= _PAGE_SILENT_WRITE; + pte.pte_high |= _PAGE_SILENT_WRITE; } return pte; } static inline pte_t pte_mkread(pte_t pte) { - (pte).pte_low |= _PAGE_READ; - if ((pte).pte_low & _PAGE_ACCESSED) { - (pte).pte_low |= _PAGE_SILENT_READ; - (pte).pte_high |= _PAGE_SILENT_READ; + pte.pte_low |= _PAGE_READ; + if (pte.pte_low & _PAGE_ACCESSED) { + pte.pte_low |= _PAGE_SILENT_READ; + pte.pte_high |= _PAGE_SILENT_READ; } return pte; } static inline pte_t pte_mkdirty(pte_t pte) { - (pte).pte_low |= _PAGE_MODIFIED; - if ((pte).pte_low & _PAGE_WRITE) { - (pte).pte_low |= _PAGE_SILENT_WRITE; - (pte).pte_high |= _PAGE_SILENT_WRITE; + pte.pte_low |= _PAGE_MODIFIED; + if (pte.pte_low & _PAGE_WRITE) { + pte.pte_low |= _PAGE_SILENT_WRITE; + pte.pte_high |= _PAGE_SILENT_WRITE; } return pte; } static inline pte_t pte_mkyoung(pte_t pte) { - (pte).pte_low |= _PAGE_ACCESSED; - if ((pte).pte_low & _PAGE_READ) - (pte).pte_low |= _PAGE_SILENT_READ; - (pte).pte_high |= _PAGE_SILENT_READ; + pte.pte_low |= _PAGE_ACCESSED; + if (pte.pte_low & _PAGE_READ) + pte.pte_low |= _PAGE_SILENT_READ; + pte.pte_high |= _PAGE_SILENT_READ; return pte; } #else diff --git a/include/asm-mips/sigcontext.h b/include/asm-mips/sigcontext.h index 8edabb0be23f64..cefa657dd04a86 100644 --- a/include/asm-mips/sigcontext.h +++ b/include/asm-mips/sigcontext.h @@ -55,8 +55,14 @@ struct sigcontext { struct sigcontext { unsigned long sc_regs[32]; unsigned long sc_fpregs[32]; - unsigned long sc_hi[4]; - unsigned long sc_lo[4]; + unsigned long sc_mdhi; + unsigned long sc_hi1; + unsigned long sc_hi2; + unsigned long sc_hi3; + unsigned long sc_mdlo; + unsigned long sc_lo1; + unsigned long sc_lo2; + unsigned long sc_lo3; unsigned long sc_pc; unsigned int sc_fpc_csr; unsigned int sc_used_math; diff --git a/include/linux/vt_kern.h b/include/linux/vt_kern.h index 530ae3f4248ccb..fab5aed8ca315c 100644 --- a/include/linux/vt_kern.h +++ b/include/linux/vt_kern.h @@ -73,11 +73,6 @@ int con_copy_unimap(struct vc_data *dst_vc, struct vc_data *src_vc); int vt_waitactive(int vt); void change_console(struct vc_data *new_vc); void reset_vc(struct vc_data *vc); -#ifdef CONFIG_VT -int is_console_suspend_safe(void); -#else -static inline int is_console_suspend_safe(void) { return 1; } -#endif /* * vc_screen.c shares this temporary buffer with the console write code so that diff --git a/include/net/compat.h b/include/net/compat.h index 8662b8f43df5d6..e65cbedb6abcec 100644 --- a/include/net/compat.h +++ b/include/net/compat.h @@ -3,6 +3,8 @@ #include <linux/config.h> +struct sock; + #if defined(CONFIG_COMPAT) #include <linux/compat.h> @@ -23,7 +25,6 @@ struct compat_cmsghdr { compat_int_t cmsg_type; }; -struct sock; extern int compat_sock_get_timestamp(struct sock *, struct timeval __user *); #else /* defined(CONFIG_COMPAT) */ diff --git a/kernel/hrtimer.c b/kernel/hrtimer.c index b7f0388bd71c80..01fa2ae98a8571 100644 --- a/kernel/hrtimer.c +++ b/kernel/hrtimer.c @@ -456,6 +456,7 @@ hrtimer_start(struct hrtimer *timer, ktime_t tim, const enum hrtimer_mode mode) return ret; } +EXPORT_SYMBOL_GPL(hrtimer_start); /** * hrtimer_try_to_cancel - try to deactivate a timer @@ -484,6 +485,7 @@ int hrtimer_try_to_cancel(struct hrtimer *timer) return ret; } +EXPORT_SYMBOL_GPL(hrtimer_try_to_cancel); /** * hrtimer_cancel - cancel a timer and wait for the handler to finish. @@ -504,6 +506,7 @@ int hrtimer_cancel(struct hrtimer *timer) cpu_relax(); } } +EXPORT_SYMBOL_GPL(hrtimer_cancel); /** * hrtimer_get_remaining - get remaining time for the timer @@ -522,6 +525,7 @@ ktime_t hrtimer_get_remaining(const struct hrtimer *timer) return rem; } +EXPORT_SYMBOL_GPL(hrtimer_get_remaining); #ifdef CONFIG_NO_IDLE_HZ /** @@ -580,6 +584,7 @@ void hrtimer_init(struct hrtimer *timer, clockid_t clock_id, timer->base = &bases[clock_id]; timer->node.rb_parent = HRTIMER_INACTIVE; } +EXPORT_SYMBOL_GPL(hrtimer_init); /** * hrtimer_get_res - get the timer resolution for a clock @@ -599,6 +604,7 @@ int hrtimer_get_res(const clockid_t which_clock, struct timespec *tp) return 0; } +EXPORT_SYMBOL_GPL(hrtimer_get_res); /* * Expire the per base hrtimer-queue: diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c index 1ae2b2cc3a5414..70df5c0d957e48 100644 --- a/mm/memory_hotplug.c +++ b/mm/memory_hotplug.c @@ -91,8 +91,8 @@ static void grow_zone_span(struct zone *zone, if (start_pfn < zone->zone_start_pfn) zone->zone_start_pfn = start_pfn; - if (end_pfn > old_zone_end_pfn) - zone->spanned_pages = end_pfn - zone->zone_start_pfn; + zone->spanned_pages = max(old_zone_end_pfn, end_pfn) - + zone->zone_start_pfn; zone_span_writeunlock(zone); } @@ -106,8 +106,8 @@ static void grow_pgdat_span(struct pglist_data *pgdat, if (start_pfn < pgdat->node_start_pfn) pgdat->node_start_pfn = start_pfn; - if (end_pfn > old_pgdat_end_pfn) - pgdat->node_spanned_pages = end_pfn - pgdat->node_start_pfn; + pgdat->node_spanned_pages = max(old_pgdat_end_pfn, end_pfn) - + pgdat->node_start_pfn; } int online_pages(unsigned long pfn, unsigned long nr_pages) diff --git a/mm/slab.c b/mm/slab.c index d31a06bfbea5c7..f1b644eb39d816 100644 --- a/mm/slab.c +++ b/mm/slab.c @@ -207,11 +207,6 @@ typedef unsigned int kmem_bufctl_t; #define BUFCTL_ACTIVE (((kmem_bufctl_t)(~0U))-2) #define SLAB_LIMIT (((kmem_bufctl_t)(~0U))-3) -/* Max number of objs-per-slab for caches which use off-slab slabs. - * Needed to avoid a possible looping condition in cache_grow(). - */ -static unsigned long offslab_limit; - /* * struct slab * @@ -1356,12 +1351,6 @@ void __init kmem_cache_init(void) NULL, NULL); } - /* Inc off-slab bufctl limit until the ceiling is hit. */ - if (!(OFF_SLAB(sizes->cs_cachep))) { - offslab_limit = sizes->cs_size - sizeof(struct slab); - offslab_limit /= sizeof(kmem_bufctl_t); - } - sizes->cs_dmacachep = kmem_cache_create(names->name_dma, sizes->cs_size, ARCH_KMALLOC_MINALIGN, @@ -1780,6 +1769,7 @@ static void set_up_list3s(struct kmem_cache *cachep, int index) static size_t calculate_slab_order(struct kmem_cache *cachep, size_t size, size_t align, unsigned long flags) { + unsigned long offslab_limit; size_t left_over = 0; int gfporder; @@ -1791,9 +1781,18 @@ static size_t calculate_slab_order(struct kmem_cache *cachep, if (!num) continue; - /* More than offslab_limit objects will cause problems */ - if ((flags & CFLGS_OFF_SLAB) && num > offslab_limit) - break; + if (flags & CFLGS_OFF_SLAB) { + /* + * Max number of objs-per-slab for caches which + * use off-slab slabs. Needed to avoid a possible + * looping condition in cache_grow(). + */ + offslab_limit = size - sizeof(struct slab); + offslab_limit /= sizeof(kmem_bufctl_t); + + if (num > offslab_limit) + break; + } /* Found something acceptable - save it away */ cachep->num = num; |