Re: [PATCH v2 0/6] Prepare byte-range locking code for future SMB2 usage

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26 марта 2012 г. 22:48 пользователь Jeff Layton <jlayton@xxxxxxxxxx> написал:
> On Fri, 16 Mar 2012 18:17:46 +0300
> Pavel Shilovsky <piastry@xxxxxxxxxxx> wrote:
>
>> This is one of the preparation step that makes the byte-range locking code more
>> protocol independent.
>>
>
> Ok, I sat down to review this set today, but found it very difficult to
> do so. Most of these patches have little to no explanation or
> justification at all. Terseness is not a virtue when it come to patch
> descriptions:
>
>> Pavel Shilovsky (6):
>>   CIFS: Move locks to file structure
> ^^^
> That's all that patch says. No explanation of *why* you're moving those
> to the file structure -- whatever that is. Do you mean cifsFileInfo here?
>
>>   CIFS: Fix VFS locks usage
>
> This one says:
>
> Surround VFS posix_lock_file_wait calls with CIFS lock_mutex
> where it needs.
>
> ...so you're saying that the existing code is broken? Or is it only a
> problem for SMB2 support? Does a fix need to go to stable?
>
>>   CIFS: Convert lock type to 32 bit variable
>>   CIFS: Separate protocol specific lock type handling
>>   CIFS: Separate protocol specific part from getlk
>>   CIFS: Separate protocol specific part from setlk
>>
>>  fs/cifs/cifsfs.c   |    1 -
>>  fs/cifs/cifsglob.h |    5 +-
>>  fs/cifs/file.c     |  250 +++++++++++++++++++++++++++++++++++++---------------
>>  3 files changed, 182 insertions(+), 74 deletions(-)
>>
>
> Given that it's not clear to me what the goal of this patchset is, not
> to mention the lack of any description on these patches, I can't
> reasonably review this.
>

Sorry - forgot to add proper descriptions for these two patches - will
repost asap.

-- 
Best regards,
Pavel Shilovsky.
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