linux-kernel - Re: [PATCH 1/3] block: invalidate the page cache when issuing BLKZEROOUT.

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] [day] [month] [year] [list]

Message-ID: <20160315073522.GI11669@infradead.org>
Date:	Tue, 15 Mar 2016 00:35:22 -0700
From:	Christoph Hellwig <hch@...radead.org>
To:	"Darrick J. Wong" <darrick.wong@...cle.com>
Cc:	axboe@...nel.dk, torvalds@...ux-foundation.org, hch@...radead.org,
	tytso@....edu, martin.petersen@...cle.com,
	linux-api@...r.kernel.org, david@...morbit.com,
	linux-kernel@...r.kernel.org, shane.seymour@....com,
	bfields@...ldses.org, linux-fsdevel@...r.kernel.org,
	jlayton@...chiereds.net, akpm@...ux-foundation.org
Subject: Re: [PATCH 1/3] block: invalidate the page cache when issuing
 BLKZEROOUT.

On Fri, Mar 04, 2016 at 04:56:03PM -0800, Darrick J. Wong wrote:
> Invalidate the page cache (as a regular O_DIRECT write would do) to avoid
> returning stale cache contents at a later time.
> 
> v5: Refactor the 4.4 refactoring of the ioctl code into separate functions.
> Split the page invalidation and the new ioctl into separate patches.
> 
> Signed-off-by: Darrick J. Wong <darrick.wong@...cle.com>

Didn't I review this already?  If not:

Reviewed-by: Christoph Hellwig <hch@....de>