diff options
Diffstat (limited to 'arch/sparc64/kernel/ptrace.c')
| -rw-r--r-- | arch/sparc64/kernel/ptrace.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/arch/sparc64/kernel/ptrace.c b/arch/sparc64/kernel/ptrace.c index 23ad839d113fc..5efbff90d6686 100644 --- a/arch/sparc64/kernel/ptrace.c +++ b/arch/sparc64/kernel/ptrace.c @@ -30,6 +30,7 @@ #include <asm/psrcompat.h> #include <asm/visasm.h> #include <asm/spitfire.h> +#include <asm/page.h> /* Returning from ptrace is a bit tricky because the syscall return * low level code assumes any value returned which is negative and @@ -128,20 +129,20 @@ void flush_ptrace_access(struct vm_area_struct *vma, struct page *page, * is mapped to in the user's address space, we can skip the * D-cache flush. */ - if ((uaddr ^ kaddr) & (1UL << 13)) { + if ((uaddr ^ (unsigned long) kaddr) & (1UL << 13)) { unsigned long start = __pa(kaddr); unsigned long end = start + len; if (tlb_type == spitfire) { for (; start < end; start += 32) - spitfire_put_dcache_tag(va & 0x3fe0, 0x0); + spitfire_put_dcache_tag(start & 0x3fe0, 0x0); } else { for (; start < end; start += 32) __asm__ __volatile__( "stxa %%g0, [%0] %1\n\t" "membar #Sync" : /* no outputs */ - : "r" (va), + : "r" (start), "i" (ASI_DCACHE_INVALIDATE)); } } |