diff options
| author | Seema Khowala <seemaj@nvidia.com> | 2014-07-07 14:36:59 -0700 |
|---|---|---|
| committer | Mandar Padmawar <mpadmawar@nvidia.com> | 2014-07-09 05:36:26 -0700 |
| commit | 9b51faf398f7f47cc101f5e1843195c2ff59147b (patch) | |
| tree | 1ae7be52c6d90a4efaf9d6ad9edd055f375e8a02 /fs | |
| parent | 51275ae1682fb1bc5e5930a4c4b5abfc82ae7afd (diff) | |
Revert "fs/proc/task_mmu.c: hold read lock on mm->mmap_sem for get_user_pages"
This reverts commit 41b5e73ff878e7c1629f0ad8707cbc4c5c128f7b.
Bug 200016834
Signed-off-by: Seema Khowala <seemaj@nvidia.com>
Change-Id: Idec735d6804efd61d70941165f4bee72a10b60e7
Reviewed-on: http://git-master/r/435239
Reviewed-by: Prajakta Gudadhe <pgudadhe@nvidia.com>
Tested-by: Hridya Valsaraju <hvalsaraju@nvidia.com>
GVS: Gerrit_Virtual_Submit
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/proc/task_mmu.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c index a9e45c7a6c59..db17f98bc564 100644 --- a/fs/proc/task_mmu.c +++ b/fs/proc/task_mmu.c @@ -158,10 +158,8 @@ static void seq_print_vma_name(struct seq_file *m, struct vm_area_struct *vma) long pages_pinned; struct page *page; - down_read(¤t->mm->mmap_sem); pages_pinned = get_user_pages(current, mm, page_start_vaddr, 1, 0, 0, &page, NULL); - up_read(¤t->mm->mmap_sem); if (pages_pinned < 1) { seq_puts(m, "<fault>]"); return; |