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| author | Andrew Morton <akpm@linux-foundation.org> | 2018-08-22 06:53:06 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2018-08-22 19:52:44 +0200 |
| commit | a670468f5e0b5fad4db6e4d195f15915dc2a35c1 (patch) | |
| tree | 57540edd0f9f24335154139c17695a13b594fe58 /mm/shmem.c | |
| parent | mm/mempool.c: add missing parameter description (diff) | |
| download | linux-a670468f5e0b5fad4db6e4d195f15915dc2a35c1.tar.xz linux-a670468f5e0b5fad4db6e4d195f15915dc2a35c1.zip | |
mm: zero out the vma in vma_init()
Rather than in vm_area_alloc(). To ensure that the various oddball
stack-based vmas are in a good state. Some of the callers were zeroing
them out, others were not.
Acked-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Cc: Russell King <rmk+kernel@arm.linux.org.uk>
Cc: Dmitry Vyukov <dvyukov@google.com>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: Andrea Arcangeli <aarcange@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/shmem.c')
| -rw-r--r-- | mm/shmem.c | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/mm/shmem.c b/mm/shmem.c index c48c79018a7c..fb04baacc9fa 100644 --- a/mm/shmem.c +++ b/mm/shmem.c @@ -1421,7 +1421,6 @@ static void shmem_pseudo_vma_init(struct vm_area_struct *vma, struct shmem_inode_info *info, pgoff_t index) { /* Create a pseudo vma that just contains the policy */ - memset(vma, 0, sizeof(*vma)); vma_init(vma, NULL); /* Bias interleave by inode number to distribute better across nodes */ vma->vm_pgoff = index + info->vfs_inode.i_ino; |