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SubjectRe: [PATCH v2 2/2] ext4: Do not populate extents tree with outdated offsets while shifting extents
On Sat, Jan 7, 2017 at 10:27 PM, Theodore Ts'o <tytso@mit.edu> wrote:
> On Fri, Jan 06, 2017 at 09:26:01PM +0100, Roman Pen wrote:
>> Inside ext4_ext_shift_extents() function ext4_find_extent() is called
>> without EXT4_EX_NOCACHE flag, which should prevent cache population.
>>
>> This leads to oudated offsets in the extents tree and wrong blocks
>> afterwards.
>>
>> Patch fixes the problem providing EXT4_EX_NOCACHE flag for each
>> ext4_find_extents() call inside ext4_ext_shift_extents function.
>>
>> Signed-off-by: Roman Pen <roman.penyaev@profitbricks.com>
>
> Thanks, applied.

Could you please provide with the SHA1 of the patch in your branch?
I want to make an exact reference in a new test of the xfstest which
covers that bug.

--
Roman

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