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authorJan Kara <jack@suse.cz>2010-08-24 14:28:03 +0200
committerTao Ma <tao.ma@oracle.com>2010-09-08 14:25:57 +0800
commit9b4c0ff32ccd87ab52d4c5bd0a0536febce11370 (patch)
treeb9e77d2798eac9051353b29f22e9315d9d9e13b5 /fs/ocfs2/namei.c
parentb2b6ebf5f740e015b2155343958f067e594323ea (diff)
ocfs2: Fix deadlock when allocating page
We cannot call grab_cache_page() when holding filesystem locks or with a transaction started as grab_cache_page() calls page allocation with GFP_KERNEL flag and thus page reclaim can recurse back into the filesystem causing deadlocks or various assertion failures. We have to use find_or_create_page() instead and pass it GFP_NOFS as we do with other allocations. Acked-by: Mark Fasheh <mfasheh@suse.com> Signed-off-by: Jan Kara <jack@suse.cz> Signed-off-by: Tao Ma <tao.ma@oracle.com>
Diffstat (limited to 'fs/ocfs2/namei.c')
0 files changed, 0 insertions, 0 deletions