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authorColy Li <coyli@suse.de>2007-10-18 23:39:15 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-19 11:53:34 -0700
commit3ed75eb8f1cd89565966599c4f77d2edb086d5b0 (patch)
tree54e77a47b40da80d76baf5eacc2259e0bc5bdf7c /mm/mprotect.c
parent1c7037db50ebecf3d5cfbf7082daa5d97d900fef (diff)
downloadvexpress-lsk-3ed75eb8f1cd89565966599c4f77d2edb086d5b0.tar.gz
setup vma->vm_page_prot by vm_get_page_prot()
This patch uses vm_get_page_prot() to setup vma->vm_page_prot. Though inside vm_get_page_prot() the protection flags is AND with (VM_READ|VM_WRITE|VM_EXEC|VM_SHARED), it does not hurt correct code. Signed-off-by: Coly Li <coyli@suse.de> Cc: Hugh Dickins <hugh@veritas.com> Cc: Tony Luck <tony.luck@intel.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/mprotect.c')
-rw-r--r--mm/mprotect.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/mm/mprotect.c b/mm/mprotect.c
index 1d4d69790e5..55227845abb 100644
--- a/mm/mprotect.c
+++ b/mm/mprotect.c
@@ -192,11 +192,9 @@ success:
* held in write mode.
*/
vma->vm_flags = newflags;
- vma->vm_page_prot = protection_map[newflags &
- (VM_READ|VM_WRITE|VM_EXEC|VM_SHARED)];
+ vma->vm_page_prot = vm_get_page_prot(newflags);
if (vma_wants_writenotify(vma)) {
- vma->vm_page_prot = protection_map[newflags &
- (VM_READ|VM_WRITE|VM_EXEC)];
+ vma->vm_page_prot = vm_get_page_prot(newflags);
dirty_accountable = 1;
}