From: Al Viro <viro@ftp.linux.org.uk>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Ulrich Drepper <drepper@redhat.com>,
Markus Trippelsdorf <markus@trippelsdorf.de>,
Andrew Morton <akpm@linux-foundation.org>,
linux-kernel@vger.kernel.org
Subject: Re: 2.6.22-rc6(mm1) Unable to handle kernel NULL pointer dereference - git-bisect result
Date: Sun, 8 Jul 2007 19:34:45 +0100 [thread overview]
Message-ID: <20070708183445.GK21668@ftp.linux.org.uk> (raw)
In-Reply-To: <alpine.LFD.0.999.0707081126260.31544@woody.linux-foundation.org>
On Sun, Jul 08, 2007 at 11:30:15AM -0700, Linus Torvalds wrote:
> - non-owners can set it only when they have write permissions, and if it
> was a file descriptor, the only way for us to know that they have write
> permissions is if it's opened writably, which is hopefully equivalent
> to that MAY_WRITE test (except the MAY_WRITE test was done at _open_
> time).
>
> This would seem to be the minimal change, and I think it's right.
Yeah, FMODE_WRITE is probably right.
next prev parent reply other threads:[~2007-07-08 18:34 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-07-08 5:14 2.6.22-rc6-mm1-cfs-v19 Unable to handle kernel NULL pointer dereference (reproducable) Markus Trippelsdorf
2007-07-08 8:20 ` Andrew Morton
2007-07-08 10:09 ` Markus Trippelsdorf
2007-07-08 15:28 ` 2.6.22-rc6(mm1) Unable to handle kernel NULL pointer dereference - git-bisect result Markus Trippelsdorf
2007-07-08 17:02 ` Linus Torvalds
2007-07-08 17:06 ` Ulrich Drepper
2007-07-08 17:33 ` Markus Trippelsdorf
2007-07-08 17:34 ` Al Viro
2007-07-08 17:41 ` Ulrich Drepper
2007-07-08 18:12 ` Linus Torvalds
2007-07-08 18:24 ` Ulrich Drepper
2007-07-08 18:31 ` Al Viro
2007-07-08 18:40 ` Linus Torvalds
2007-07-08 18:30 ` Linus Torvalds
2007-07-08 18:34 ` Al Viro [this message]
2007-07-08 18:38 ` Linus Torvalds
2007-07-08 18:51 ` Al Viro
2007-07-08 19:00 ` Linus Torvalds
2007-07-08 19:26 ` Al Viro
2007-07-08 18:19 ` Al Viro
2007-07-09 12:40 ` 2.6.22-rc6-mm1-cfs-v19 Unable to handle kernel NULL pointer dereference (reproducable) Lenar Lõhmus
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