diff options
author | Ingo Molnar <mingo@elte.hu> | 2008-06-16 10:17:15 +0200 |
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committer | Ingo Molnar <mingo@elte.hu> | 2008-06-16 10:17:15 +0200 |
commit | 28638ea4f8adb63f837e4436560ab16ab0388587 (patch) | |
tree | 2dab7a03d7696697c82ba62a03700d3a2f3639b1 /mm/mprotect.c | |
parent | f781b03c4b1c713ac000877c8bbc31fc4164a29b (diff) | |
parent | 066519068ad2fbe98c7f45552b1f592903a9c8c8 (diff) |
Merge branch 'linus' into x86/nmitip-x86-nmi-2008-06-16_09.20_Mon
Conflicts:
arch/x86/kernel/nmi_32.c
Diffstat (limited to 'mm/mprotect.c')
-rw-r--r-- | mm/mprotect.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/mm/mprotect.c b/mm/mprotect.c index 4de546899dc1..a5bf31c27375 100644 --- a/mm/mprotect.c +++ b/mm/mprotect.c @@ -26,6 +26,13 @@ #include <asm/cacheflush.h> #include <asm/tlbflush.h> +#ifndef pgprot_modify +static inline pgprot_t pgprot_modify(pgprot_t oldprot, pgprot_t newprot) +{ + return newprot; +} +#endif + static void change_pte_range(struct mm_struct *mm, pmd_t *pmd, unsigned long addr, unsigned long end, pgprot_t newprot, int dirty_accountable) @@ -192,7 +199,9 @@ success: * held in write mode. */ vma->vm_flags = newflags; - vma->vm_page_prot = vm_get_page_prot(newflags); + vma->vm_page_prot = pgprot_modify(vma->vm_page_prot, + vm_get_page_prot(newflags)); + if (vma_wants_writenotify(vma)) { vma->vm_page_prot = vm_get_page_prot(newflags & ~VM_SHARED); dirty_accountable = 1; |