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From: Chris Gentile <cnjgentile@gmail.com>
To: Ivan Shapovalov <intelfx100@gmail.com>
Cc: Edward Shishkin <edward.shishkin@gmail.com>,
	reiserfs-devel <reiserfs-devel@vger.kernel.org>
Subject: Quick update
Date: Tue, 17 Sep 2013 17:26:48 +0000	[thread overview]
Message-ID: <523890D8.1080407@gmail.com> (raw)
In-Reply-To: <523614FD.6010708@gmail.com>

Out of curiosity had to try it, attempted compile w/Reiser4 built in
with the first patch I received from Ivan on the new 3.12-rc1.

To nobody's surprise it failed.

Ivan, had you released that new patch by chance with the changes Edward
was mentioning?

Thanks again,
Chris


On 09/15/2013 08:13 PM, Chris Gentile wrote:
> On 09/15/13 19:51, Ivan Shapovalov wrote:
>> On Sunday 15 September 2013 at 21:37:31, Edward wrote:
>>> On 09/09/2013 12:44 PM, Edward Shishkin wrote:
>>>> On 09/06/2013 07:36 AM, Ivan Shapovalov wrote:
>>>>> Hi Edward!
>>>>>
>>>>> I'm sorry for the silence... The summer, as it usually happens, 
>>>>> turned out to
>>>>> be not-easier-than-studying-days (personal life and all), so 
>>>>> unfortunately
>>>>> there is not much progress with TRIM implementation for reiser4. 
>>>>> There is some
>>>>> code, but it's stability is zero.
>>>>>
>>>>> Anyway, here is my usual attempt to port reiser4 to next kernel. 3.11 
>>>>> got a
>>>>> significant API change (readdir() of file_operations changed to 
>>>>> iterate()),
>>>>> and I'm unsure if I done that correctly. But it works, unlike TRIM. :)
>>>> Cool. Thanks!!!
>>>>
>>>>
>>>>> (FYI, iterate() differs from readdir() mostly in that it works with a 
>>>>> copy of
>>>>> f_pos instead of with f->f_pos directly.)
>>>> AFAIK they fixed races in readdir() and friends.
>>>> I'll take a look at this more carefully...
>>> Vfs people have introduced a new field (.for_sync) of  struct 
>>> wb_writeback_work,
>>> it should be initialized as 1 in reiser4_sync_fs().
>> Ah, missed that.
>>
>>> The next comment is that all PF_FOO flags should be "independent". In 
>>> particular,
>>> "compound" values like 0x80000002 are unacceptable for PF_FLUSHER (is it 
>>> clear,
>>> why so?). I would recommend 0x00000001, or 0x00000002.
>> That seems to be a typo... Of course, I know it's a bitmask :)
>>
>>> In other bits the patch looks OK.
>>>
>>> Thanks!
>>> Edward.
>> Thanks for the review! I'll fix the points and send an updated patch shortly.
>>
> Please forward to me as well if you don't mind?
> Thanks!
> Chris
>


      reply	other threads:[~2013-09-17 17:26 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-09-06  5:36 Reiser4 for 3.11 Ivan Shapovalov
2013-09-09 10:44 ` Edward Shishkin
2013-09-09 10:53   ` Ivan Shapovalov
2013-09-15 19:37   ` Edward Shishkin
2013-09-15 19:51     ` Ivan Shapovalov
2013-09-15 20:13       ` Chris Gentile
2013-09-17 17:26         ` Chris Gentile [this message]

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