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

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <COL402-EAS276860A94E32E730F8A4367AB970@phx.gbl>
Date:	Thu, 2 Jul 2015 20:38:11 +0800
From:	Chao Yu <yuchaochina@...mail.com>
To:	"'Jaegeuk Kim'" <jaegeuk@...nel.org>
CC:	<linux-kernel@...r.kernel.org>, <linux-fsdevel@...r.kernel.org>,
	<linux-f2fs-devel@...ts.sourceforge.net>
Subject: RE: [f2fs-dev] [PATCH 1/2] f2fs: check the largest extent at look-up	time

> -----Original Message-----
> From: Jaegeuk Kim [mailto:jaegeuk@...nel.org]
> Sent: Wednesday, July 01, 2015 9:26 AM
> To: linux-kernel@...r.kernel.org; linux-fsdevel@...r.kernel.org;
> linux-f2fs-devel@...ts.sourceforge.net; linux-kernel@...r.kernel.org;
> linux-fsdevel@...r.kernel.org; linux-f2fs-devel@...ts.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@...nel.org>

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