From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753624AbZESRwr (ORCPT ); Tue, 19 May 2009 13:52:47 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753345AbZESRwi (ORCPT ); Tue, 19 May 2009 13:52:38 -0400 Received: from web32607.mail.mud.yahoo.com ([68.142.207.234]:26365 "HELO web32607.mail.mud.yahoo.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1753289AbZESRwh (ORCPT ); Tue, 19 May 2009 13:52:37 -0400 Message-ID: <950448.6018.qm@web32607.mail.mud.yahoo.com> X-YMail-OSG: aIETSJ8VM1lFer0qPbzf1qC8LorPmPkDFB6_5uMt_dPzW8l.lDUIl2N7GiQ.xFmMy.34_QnUHnfRTHJvfmtICtzvezFNm5MXrGlQ4vN8Yc.WMynavKlKyfsmgCWab6qI.varEpoXMvhXEu2l2JNA53pGX0_2xDGHu.jJ4RGY2RR89M.J8ajtZHIWtqeDExMB9nhMBYvYixNaC6uGrzftP_e48w3BDroYgLFdBXelpNDbRQWr3oO3ICofSTp7xKh7geAIUepwwmp_1DXh2cyz.xWanGrcuIPvGTWL0UYg7PJWUZI- X-RocketYMMF: knobi.rm X-Mailer: YahooMailRC/1277.43 YahooMailWebService/0.7.289.10 References: <688406.16641.qm@web32603.mail.mud.yahoo.com> <20090518203420.GF2658@calx> <231530.33013.qm@web32601.mail.mud.yahoo.com> Date: Tue, 19 May 2009 10:52:38 -0700 (PDT) From: Martin Knoblauch Subject: Re: Rgeression: 2.6.30-rc6-git3 build error - ICE from drivers/char/random.c To: Linus Torvalds Cc: Matt Mackall , Ingo Molnar , Linux Kernel Mailing List In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org ----- Original Message ---- > From: Linus Torvalds > To: Martin Knoblauch > Cc: Matt Mackall ; Ingo Molnar ; Linux Kernel Mailing List > Sent: Tuesday, May 19, 2009 5:09:40 PM > Subject: Re: Rgeression: 2.6.30-rc6-git3 build error - ICE from drivers/char/random.c > > > > On Tue, 19 May 2009, Martin Knoblauch wrote: > > > > With your patch, the problem still remains. Line 1685 is the end of the > patched routine now. > > Ok, so can you do two other simple tests: > > - just remove the "+ (long)&ret" entirely. > > Now, usually gcc doesn't have issues with non-asm things, but that's an > odd way of getting the current stack address by lookin gat the address > of a variable that hasn't even been used, so maybe it triggers some > untested codepath in gcc (and thus the bug). > Removing above fixes the ICE. It does so in both the original and the patched version. Removing get_cycles() has no effect wrt. the ICE. Cheers Martin