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Message-ID: <20100207072702.GA9768@suse.de> Date: Sat, 6 Feb 2010 23:27:02 -0800 From: Greg KH <gregkh@...e.de> To: Linus Torvalds <torvalds@...ux-foundation.org> Cc: Tetsuo Handa <penguin-kernel@...ove.SAKURA.ne.jp>, taviso@...gle.com, viro@...IV.linux.org.uk, linux-kernel@...r.kernel.org, ebiederm@...ssion.com, alan@...rguk.ukuu.org.uk, jdike@...toit.com, jln@...gle.com, mpm@...enic.com Subject: Re: [2.6.33-rc5] tty: possible irq lock inversion dependency in tty_fasync On Sat, Feb 06, 2010 at 10:46:01PM -0800, Linus Torvalds wrote: > > > On Sat, 6 Feb 2010, Linus Torvalds wrote: > > > > Yeah. I think we need to just revert that commit. > > > > Or maybe we could just do the following, rather than revert it outright: > > just get a ref to the 'struct pid' while holding the spinlock, and then > > releasing it after doing the __f_setown() call. > > Btw, if we do this, then we should probably revert commit > b04da8bfdfbbd79544cab2fadfdc12e87eb01600 at the same time. > > Resulting patch would then look like the appended. The patch looks correct to me, thanks for fixing this. Acked-by: Greg Kroah-Hartman <gregkh@...e.de> Can you commit it to your tree, or do you need/want me to submit it? thanks, greg k-h -- 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/
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