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authorLinus Torvalds <torvalds@linux-foundation.org>2024-03-22 10:22:45 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2024-03-22 10:22:45 -0700
commit1e3cd03c54b76b4cbc8b31256dc3f18c417a6876 (patch)
tree6c7f793b4bbc2f063e289230e1527cd45245b908 /arch/loongarch/include/asm/module.h
parent4f55aa85a8746e5e255c46c98c031e143605e2a0 (diff)
parentfea1c949f6ca5059e12de00d0483645debc5b206 (diff)
downloadlinux-1e3cd03c54b76b4cbc8b31256dc3f18c417a6876.tar.gz
Merge tag 'loongarch-6.9' of git://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson
Pull LoongArch updates from Huacai Chen: - Add objtool support for LoongArch - Add ORC stack unwinder support for LoongArch - Add kernel livepatching support for LoongArch - Select ARCH_HAS_CURRENT_STACK_POINTER in Kconfig - Select HAVE_ARCH_USERFAULTFD_MINOR in Kconfig - Some bug fixes and other small changes * tag 'loongarch-6.9' of git://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson: LoongArch/crypto: Clean up useless assignment operations LoongArch: Define the __io_aw() hook as mmiowb() LoongArch: Remove superfluous flush_dcache_page() definition LoongArch: Move {dmw,tlb}_virt_to_page() definition to page.h LoongArch: Change __my_cpu_offset definition to avoid mis-optimization LoongArch: Select HAVE_ARCH_USERFAULTFD_MINOR in Kconfig LoongArch: Select ARCH_HAS_CURRENT_STACK_POINTER in Kconfig LoongArch: Add kernel livepatching support LoongArch: Add ORC stack unwinder support objtool: Check local label in read_unwind_hints() objtool: Check local label in add_dead_ends() objtool/LoongArch: Enable orc to be built objtool/x86: Separate arch-specific and generic parts objtool/LoongArch: Implement instruction decoder objtool/LoongArch: Enable objtool to be built
Diffstat (limited to 'arch/loongarch/include/asm/module.h')
-rw-r--r--arch/loongarch/include/asm/module.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/loongarch/include/asm/module.h b/arch/loongarch/include/asm/module.h
index 2ecd82bb64e132..f33f3fd32ecc2c 100644
--- a/arch/loongarch/include/asm/module.h
+++ b/arch/loongarch/include/asm/module.h
@@ -6,6 +6,7 @@
#define _ASM_MODULE_H
#include <asm/inst.h>
+#include <asm/orc_types.h>
#include <asm-generic/module.h>
#define RELA_STACK_DEPTH 16
@@ -21,6 +22,12 @@ struct mod_arch_specific {
struct mod_section plt;
struct mod_section plt_idx;
+#ifdef CONFIG_UNWINDER_ORC
+ unsigned int num_orcs;
+ int *orc_unwind_ip;
+ struct orc_entry *orc_unwind;
+#endif
+
/* For CONFIG_DYNAMIC_FTRACE */
struct plt_entry *ftrace_trampolines;
};