Date: Mon, 29 Dec 2008 17:36:08 +0100
From: Ingo Molnar <mingo@elte.hu>
To: KOSAKI Motohiro <kosaki.motohiro@gmail.com>
Cc: Kamalesh Babulal <kamalesh@linux.vnet.ibm.com>,
       Linus Torvalds <torvalds@linux-foundation.org>,
       linux-kernel@vger.kernel.org, Andrew Morton <akpm@linux-foundation.org>,
       Thomas Gleixner <tglx@linutronix.de>, "H. Peter Anvin" <hpa@zytor.com>,
       Jesse Barnes <jbarnes@virtuousgeek.org>
Subject: Re: [git pull] sparseirq / irq updates for v2.6.29
Message-ID: <20081229163608.GA6307@elte.hu>
References: <20081227133240.GA8716@elte.hu> <2f11576a0812270927taef068fobbad997dc5e5aacf@mail.gmail.com> <20081227173839.GA9793@elte.hu> <alpine.LFD.2.00.0812281510370.3082@localhost.localdomain> <20081228232729.GA2158@elte.hu> <20081228233028.GA14697@elte.hu> <20081229110012.GB11111@linux.vnet.ibm.com> <20081229110533.GA29592@elte.hu> <20081229160538.GA5952@linux.vnet.ibm.com> <2f11576a0812290822t25b26addu9ab7c04001c1ec7a@mail.gmail.com>
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* KOSAKI Motohiro <kosaki.motohiro@gmail.com> wrote:

> >> >     kernel crashes after applying the patch, I will retest with
> >> > the patch posted at http://lkml.org/lkml/2008/12/29/48
> >>
> >> yes - Yinghai observed this too. Could you check tip/master that has all
> >> the fixlets merged up, to make sure it's finally solved? Thanks,
> >>
> >> also, what is the gcc -v output of your compiler?
> >>
> >>       Ingo
> >
> > Hi Ingo/Yinghai,
> >
> >        Thanks for getting it resolved, the latest tip/master boot's up fine :)
> >
> > $ gcc -v
> > Using built-in specs.
> > Target: x86_64-redhat-linux
> > Configured with: ../configure --prefix=/usr
> > --mandir=/usr/share/man
> > --infodir=/usr/share/info
> > --enable-shared
> > --enable-threads=posix
> > --enable-checking=release
> > --with-system-zlib
> > --enable-__cxa_atexit
> > --disable-libunwind-exceptions
> > --enable-libgcj-multifile
> > --enable-languages=c,c++,objc,obj-c++,java,fortran,ada
> > --enable-java-awt=gtk
> > --disable-dssi
> > --with-java-home=/usr/lib/jvm/java-1.4.2-gcj-1.4.2.0/jre
> > --with-cpu=generic
> > --host=x86_64-redhat-linux
> > Thread model: posix
> > gcc version 4.1.1 20060525 (Red Hat 4.1.1-1)
> 
> note, my following compiler doesn't have this problem.

as i said it earlier on, it's a rather rare problem - in a 2.5 years old 
compiler. The commit has been around for some time and nobody was hit by 
the regression.

	Ingo
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