tree 6deb5734c6ed618e21d5d04979e8f6e3e1f651a4
parent faaebf18f831c1546bdc65ff8f49d2a73e675ded
author Joseph Qi <joseph.qi@huawei.com> 1441406623 -0700
committer Linus Torvalds <torvalds@linux-foundation.org> 1441410881 -0700

ocfs2: do not BUG if buffer not uptodate in __ocfs2_journal_access

When storage network is unstable, it may trigger the BUG in
__ocfs2_journal_access because of buffer not uptodate.  We can retry the
write in this case or return error instead of BUG.

Signed-off-by: Joseph Qi <joseph.qi@huawei.com>
Reported-by: Zhangguanghui <zhang.guanghui@h3c.com>
Tested-by: Zhangguanghui <zhang.guanghui@h3c.com>
Cc: Mark Fasheh <mfasheh@suse.com>
Cc: Joel Becker <jlbec@evilplan.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>