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SubjectRe: [PATCH 1/2] ext4: fix the comment in ext4_ext_insert_extent for ext4_ext_try_to_merge in extents.c
On 2012年07月07日 23:15, Zheng Liu wrote:
> Hi Sheng-Hui,
>
> It seems that there has a patch to fix it.
> http://www.spinics.net/lists/linux-ext4/msg32611.html
>
> Regards,
> Zheng

Got it.

I didn't track the patch list. Just checked the git tree.

Thanks,

>
> On Fri, Jul 6, 2012 at 2:26 PM, Wang Sheng-Hui <shhuiw@gmail.com> wrote:
>> The left and right extents merge is done by
>> ext4_ext_try_to_merge. No specific left/right
>> fun calls any more.
>>
>> Signed-off-by: Wang Sheng-Hui <shhuiw@gmail.com>
>> ---
>> fs/ext4/extents.c | 4 +---
>> 1 files changed, 1 insertions(+), 3 deletions(-)
>>
>> diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
>> index 5207b7b..6c2a37d 100644
>> --- a/fs/ext4/extents.c
>> +++ b/fs/ext4/extents.c
>> @@ -1891,12 +1891,10 @@ has_space:
>> nearex->ee_len = newext->ee_len;
>>
>> merge:
>> - /* try to merge extents to the right */
>> + /* try to merge extents to the neighbours */
>> if (!(flag & EXT4_GET_BLOCKS_PRE_IO))
>> ext4_ext_try_to_merge(inode, path, nearex);
>>
>> - /* try to merge extents to the left */
>> -
>> /* time to correct all indexes above */
>> err = ext4_ext_correct_indexes(handle, inode, path);
>> if (err)
>> --
>> 1.7.1
>>
>> --
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