From: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
To: Kyungmin Park <kmpark@infradead.org>
Cc: linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org,
Lukas Czerner <lczerner@redhat.com>
Subject: Re: [PATCH v6] fat: Batched discard support for fat
Date: Tue, 29 Mar 2011 15:37:17 +0900 [thread overview]
Message-ID: <87d3la4ele.fsf@devron.myhome.or.jp> (raw)
In-Reply-To: <AANLkTinGPxxTaCzDUfgK7QX6C-AWim5ZJUub1BgCw4YC@mail.gmail.com> (Kyungmin Park's message of "Tue, 29 Mar 2011 14:11:35 +0900")
Kyungmin Park <kmpark@infradead.org> writes:
>> Again, this ioctl's design is unclear, and seems to be strange. I
>> wouldn't want to add this before clearing it. Please explain what is
>> right behavior.
>
> Umm it's out of my scope. it's trim design.
> See also btrfs batched discard support. it's also no consideration as
> you mentioned.
>
> As I know, now xfs, ext4, and btrfs support this fstrim without these concern.
>
> http://thread.gmane.org/gmane.comp.file-systems.btrfs/9758
I looked at fstrim.c. It is lowlevel tools to just issue FITRIM - it
doesn't use the result at all.
Um. Honestly I'd like to see more or wait until real user for now,
instead of providing unclear design.
Thanks.
--
OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
next prev parent reply other threads:[~2011-03-29 6:37 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-03-28 10:34 [PATCH v6] fat: Batched discard support for fat Kyungmin Park
2011-03-29 5:04 ` OGAWA Hirofumi
2011-03-29 5:11 ` Kyungmin Park
2011-03-29 5:11 ` Kyungmin Park
2011-03-29 6:37 ` OGAWA Hirofumi [this message]
2011-03-29 6:42 ` Kyungmin Park
2011-03-29 7:28 ` OGAWA Hirofumi
2011-03-30 13:22 ` Arnd Bergmann
2011-03-30 13:50 ` Lukas Czerner
2011-03-30 13:58 ` Kyungmin Park
2011-03-30 14:45 ` Arnd Bergmann
2011-03-30 14:20 ` Arnd Bergmann
2011-03-30 14:44 ` Kyungmin Park
2011-03-30 15:06 ` Arnd Bergmann
2011-05-24 1:18 ` Kyungmin Park
2011-05-24 4:47 ` OGAWA Hirofumi
2011-05-24 5:21 ` Kyungmin Park
2011-05-24 6:39 ` OGAWA Hirofumi
2011-05-24 6:39 ` OGAWA Hirofumi
2011-05-24 6:55 ` Kyungmin Park
2011-05-24 7:32 ` OGAWA Hirofumi
2011-05-24 8:54 ` Kyungmin Park
2011-05-24 9:44 ` OGAWA Hirofumi
2011-05-24 9:25 ` Lukas Czerner
2011-05-24 10:07 ` OGAWA Hirofumi
2011-05-24 10:44 ` Lukas Czerner
2011-05-24 11:14 ` OGAWA Hirofumi
2011-05-24 11:32 ` Lukas Czerner
2011-05-24 12:19 ` OGAWA Hirofumi
2011-05-24 13:30 ` Lukas Czerner
2011-05-24 14:19 ` OGAWA Hirofumi
2011-08-31 13:02 ` Kyungmin Park
2011-08-31 17:51 ` OGAWA Hirofumi
2011-10-05 14:38 ` Lukas Czerner
-- strict thread matches above, loose matches on Subject: below --
2017-06-15 16:10 Alex Ivanov
2017-06-16 1:50 ` OGAWA Hirofumi
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