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| author | Coly Li <coyli@suse.de> | 2007-10-18 23:39:15 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-19 11:53:34 -0700 |
| commit | 3ed75eb8f1cd89565966599c4f77d2edb086d5b0 (patch) | |
| tree | 54e77a47b40da80d76baf5eacc2259e0bc5bdf7c /fs/exec.c | |
| parent | 1c7037db50ebecf3d5cfbf7082daa5d97d900fef (diff) | |
| download | lwn-3ed75eb8f1cd89565966599c4f77d2edb086d5b0.tar.gz lwn-3ed75eb8f1cd89565966599c4f77d2edb086d5b0.zip | |
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 'fs/exec.c')
| -rw-r--r-- | fs/exec.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/exec.c b/fs/exec.c index 070ddf13cb71..0b09447ae040 100644 --- a/fs/exec.c +++ b/fs/exec.c @@ -234,7 +234,7 @@ static int __bprm_mm_init(struct linux_binprm *bprm) vma->vm_start = vma->vm_end - PAGE_SIZE; vma->vm_flags = VM_STACK_FLAGS; - vma->vm_page_prot = protection_map[vma->vm_flags & 0x7]; + vma->vm_page_prot = vm_get_page_prot(vma->vm_flags); err = insert_vm_struct(mm, vma); if (err) { up_write(&mm->mmap_sem); |