tree 51893650757b48b02d18f5e6ab619d5300dc08ca
parent e92a4d595b464c4aae64be39ca61a9ffe9c8b278
author Andrey Savochkin <saw@sw.ru> 1165466256 -0800
committer Linus Torvalds <torvalds@woody.osdl.org> 1165509577 -0800

[PATCH] retries in ext4_prepare_write() violate ordering requirements

In journal=ordered or journal=data mode retry in ext4_prepare_write()
breaks the requirements of journaling of data with respect to metadata.
The fix is to call commit_write to commit allocated zero blocks before
retry.

Signed-off-by: Kirill Korotaev <dev@openvz.org>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Ken Chen <kenneth.w.chen@intel.com>
Cc: <linux-ext4@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>