RE: [f2fs-dev] [PATCH 1/2] f2fs: check the largest extent at look-up time

From	Chao Yu <yuchaochina@hotmail.com>
Newsgroups	linux.kernel
Subject	RE: [f2fs-dev] [PATCH 1/2] f2fs: check the largest extent at look-up time
Date	2015-07-02 14:40 +0200
Message-ID	<pHLWy-2FP-25@gated-at.bofh.it> (permalink)
References	<pHf0B-2A9-1@gated-at.bofh.it>
Organization	linux.* mail to news gateway

Show all headers | View raw

> -----Original Message-----
> From: Jaegeuk Kim [mailto:jaegeuk@kernel.org]
> Sent: Wednesday, July 01, 2015 9:26 AM
> To: linux-kernel@vger.kernel.org; linux-fsdevel@vger.kernel.org;
> linux-f2fs-devel@lists.sourceforge.net; linux-kernel@vger.kernel.org;
> linux-fsdevel@vger.kernel.org; linux-f2fs-devel@lists.sourceforge.net
> Cc: Jaegeuk Kim; Jaegeuk Kim
> Subject: [f2fs-dev] [PATCH 1/2] f2fs: check the largest extent at look-up time
> 
> Because of the extent shrinker or other -ENOMEM scenarios, it cannot guarantee
> that the largest extent would be cached in the tree all the time.
> 
> Instead of relying on extent_tree, we can simply check the cached one in extent
> tree accordingly.
> 
> Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

Reviewed-by: Chao Yu <chao2.yu@samsung.com>
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

Back to linux.kernel | Previous | Next — Previous in thread | Find similar | Unroll thread

Thread

[PATCH 1/2] f2fs: check the largest extent at look-up time Jaegeuk Kim <jaegeuk@kernel.org> - 2015-07-01 03:30 +0200
  [PATCH 2/2] f2fs: shrink unreferenced extent_caches first Jaegeuk Kim <jaegeuk@kernel.org> - 2015-07-01 03:30 +0200
    RE: [f2fs-dev] [PATCH 2/2] f2fs: shrink unreferenced extent_caches first Chao Yu <yuchaochina@hotmail.com> - 2015-07-02 14:50 +0200
      Re: [f2fs-dev] [PATCH 2/2] f2fs: shrink unreferenced extent_caches  first Jaegeuk Kim <jaegeuk@kernel.org> - 2015-07-04 08:30 +0200
        Re: [f2fs-dev] [PATCH 2/2] f2fs: shrink unreferenced extent_caches  first Jaegeuk Kim <jaegeuk@kernel.org> - 2015-07-07 00:20 +0200
  RE: [f2fs-dev] [PATCH 1/2] f2fs: check the largest extent at look-up time Chao Yu <yuchaochina@hotmail.com> - 2015-07-02 14:40 +0200

csiph-web