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Date: Mon, 3 Mar 2014 14:01:33 -0800
From: Linus Torvalds <torvalds@...ux-foundation.org>
To: Al Viro <viro@...iv.linux.org.uk>
Cc: "Michael Kerrisk (man-pages)" <mtk.manpages@...il.com>,
lkml <linux-kernel@...r.kernel.org>,
Miklos Szeredi <miklos@...redi.hu>,
"Theodore T'so" <tytso@....edu>, Christoph Hellwig <hch@....de>,
Chris Mason <clm@...com>, Dave Chinner <david@...morbit.com>,
Linux-Fsdevel <linux-fsdevel@...r.kernel.org>,
"J. Bruce Fields" <bfields@...i.umich.edu>,
Yongzhi Pan <panyongzhi@...il.com>
Subject: Re: Update of file offset on write() etc. is non-atomic with I/O
On Mon, Mar 3, 2014 at 1:45 PM, Al Viro <viro@...iv.linux.org.uk> wrote:
>
> And it looks like you've missed compat counterparts.
Grr. Yes, I missed them for compat_readv/writev - even though I
grepped for various users, but I grepped for all the *other* cases (ie
vfs_{read|write|llseek}). That means that the locker helper can't be
static to fs/read_write.c. Oh well.
Linus
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