From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Date: Wed, 22 Feb 2012 13:19:28 -0800 From: Greg Kroah-Hartman To: Linus Torvalds Cc: stable@vger.kernel.org, Raphael Prevost , Suresh Siddha , Peter Anvin , Linux Kernel Mailing List Subject: Re: [PATCH 0/5] i387: stable kernel backport Message-ID: <20120222211928.GA4448@kroah.com> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Sender: linux-kernel-owner@vger.kernel.org List-ID: On Wed, Feb 22, 2012 at 12:54:58PM -0800, Linus Torvalds wrote: > > This is a reasonably minimal backport of the i387 state save/restore bug. > > A few of the commits are just minimal "make it easier to backport" commits > that don't necessarily fix anything on their own. And a few of the others > are combinations of what is two commits in the development tree, because > it turned out to be easier and cleaner that way. > > The last one is the one that fixes the x86-32 bug, but the preemption > fixes are real fixes too, although they are probably not something that > anybody has necessarily ever hit in reality because the race window is so > small. Even so, if the fix itself isn't that important, the "make it > easier to backport the main one" would still be a big argument for it. > > I *really* hope that the people who could reproduce this bug will test the > back-port series too, since I never actually saw the bug personally to > begin with. And again, big thanks to Raphael who helped pinpoint and debug > this. Thanks for doing the backport. Any ideas on how far back this problem goes? thanks, greg k-h