From: Andi Kleen <andi@firstfloor.org>
To: Valdis.Kletnieks@vt.edu
Cc: Andi Kleen <andi@firstfloor.org>,
Andrew Morton <akpm@linux-foundation.org>,
linux-kernel@vger.kernel.org
Subject: Re: 2.6.25-rc3-mm1 - PROFILE_LIKELY redux..
Date: Wed, 5 Mar 2008 22:56:31 +0100 [thread overview]
Message-ID: <20080305215630.GA15653@one.firstfloor.org> (raw)
In-Reply-To: <25220.1204747197@turing-police.cc.vt.edu>
On Wed, Mar 05, 2008 at 02:59:57PM -0500, Valdis.Kletnieks@vt.edu wrote:
> On Wed, 05 Mar 2008 18:45:13 +0100, Andi Kleen said:
> > Valdis.Kletnieks@vt.edu writes:
> > >
> > > So we're in the same 4K as the VDSO64_* values, but some 0x4fe past the
> > > gtod_data. Anybody got a hint as to what the heck it was doing?
> >
> > Try this patch:
> >
> > Remove unlikelies in vsyscall path
>
> Nope, sorry... same behavior. Apparently it's a (un)likely someplace
> else...
>
> I'm trying to figure out what's at 0x9be into the vdso, but not having
> a lot of luck.
You can do objdump -Sr on the vdso/vsyscall object files and see
if there are any external references to unlikely related functions. If yes
the problem is in that function
-Andi
next prev parent reply other threads:[~2008-03-05 21:55 UTC|newest]
Thread overview: 76+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-03-04 9:19 2.6.25-rc3-mm1 Andrew Morton
2008-03-04 11:59 ` 2.6.25-rc3-mm1 Cornelia Huck
2008-03-04 19:35 ` 2.6.25-rc3-mm1 Greg KH
2008-03-04 13:12 ` [BUG] 2.6.25-rc3-mm1 kernel panic while bootup on powerpc () Kamalesh Babulal
2008-03-04 14:40 ` Michael Neuling
2008-03-04 18:33 ` Andrew Morton
2008-03-05 8:23 ` Benjamin Herrenschmidt
2008-03-06 0:03 ` Benjamin Herrenschmidt
2008-03-06 0:44 ` Andrew Morton
2008-03-06 0:52 ` Benjamin Herrenschmidt
2008-03-04 18:36 ` Andrew Morton
2008-03-04 18:47 ` Pekka Enberg
2008-03-04 19:18 ` Pekka Enberg
2008-03-05 8:22 ` Benjamin Herrenschmidt
2008-03-04 16:35 ` 2.6.25-rc3-mm1 (IDE) Randy Dunlap
2008-03-06 21:14 ` Bartlomiej Zolnierkiewicz
2008-03-04 16:45 ` 2.6.25-rc3-mm1 (CCISS) Randy Dunlap
2008-03-04 17:02 ` Miller, Mike (OS Dev)
2008-03-04 17:14 ` Randy Dunlap
2008-03-04 18:14 ` Jens Axboe
2008-03-04 19:12 ` [PATCH 2.6.25-rc3-mm1] fix ext2 borkage Hugh Dickins
2008-03-04 19:20 ` [BUG] 2.6.25-rc3-mm1 kernel bug while running libhugetlbfs Kamalesh Babulal
2008-03-04 19:51 ` Andrew Morton
2008-03-04 22:01 ` Adam Litke
2008-03-05 7:52 ` Kamalesh Babulal
2008-03-04 20:24 ` 2.6.25-rc3-mm1 (wakeup) Randy Dunlap
2008-03-04 22:33 ` Rafael J. Wysocki
2008-03-05 7:40 ` Sam Ravnborg
2008-03-04 21:26 ` 2.6.25-rc3-mm1 (9p docs) Randy Dunlap
2008-03-04 21:43 ` Eric Van Hensbergen
2008-03-05 7:21 ` 2.6.25-rc3-mm1 - PROFILE_LIKELY redux Valdis.Kletnieks
2008-03-05 17:45 ` Andi Kleen
2008-03-05 18:02 ` Andrew Morton
2008-03-05 18:22 ` Andi Kleen
2008-03-05 22:26 ` Valdis.Kletnieks
2008-03-05 23:49 ` Andrew Morton
2008-03-05 19:59 ` Valdis.Kletnieks
2008-03-05 21:56 ` Andi Kleen [this message]
2008-03-05 10:51 ` prctl(0x8) -> EINVAL [Was: 2.6.25-rc3-mm1] Jiri Slaby
2008-03-05 10:59 ` Jiri Slaby
2008-03-05 14:06 ` Serge E. Hallyn
2008-03-05 15:18 ` Jiri Slaby
2008-03-09 16:28 ` Andrew Morgan
2008-03-05 13:04 ` 2.6.25-rc3-mm1 Pavel Emelyanov
2008-03-05 13:12 ` 2.6.25-rc3-mm1 (SYSFS=n breaks module engine) Pavel Emelyanov
2008-03-05 13:31 ` 2.6.25-rc3-mm1 Kay Sievers
2008-03-05 13:38 ` 2.6.25-rc3-mm1 Pavel Emelyanov
2008-03-05 13:54 ` 2.6.25-rc3-mm1 Kay Sievers
2008-03-05 14:28 ` 2.6.25-rc3-mm1 Pavel Emelyanov
2008-03-05 16:40 ` 2.6.25-rc3-mm1 Greg KH
2008-03-05 16:59 ` 2.6.25-rc3-mm1 Pavel Emelyanov
2008-03-05 17:07 ` 2.6.25-rc3-mm1 Greg KH
2008-03-05 21:34 ` 2.6.25-rc3-mm1 ppc64 boot hang Badari Pulavarty
2008-03-05 21:54 ` Andrew Morton
2008-03-05 22:35 ` Badari Pulavarty
2008-03-05 23:17 ` Stephen Rothwell
2008-03-07 3:58 ` 2.6.25-rc3-mm1 - BUG at system shutdown time Valdis.Kletnieks
2008-03-07 6:16 ` Andrew Morton
2008-03-07 7:52 ` Valdis.Kletnieks
2008-03-07 8:06 ` Thomas Gleixner
2008-03-07 8:23 ` Valdis.Kletnieks
2008-03-07 8:34 ` Thomas Gleixner
2008-03-07 19:30 ` Valdis.Kletnieks
2008-03-12 7:32 ` Andrew Morton
2008-03-13 2:19 ` Valdis.Kletnieks
2008-03-13 2:32 ` Andrew Morton
2008-03-13 3:57 ` Valdis.Kletnieks
2008-03-13 4:27 ` Andrew Morton
2008-03-14 18:50 ` Valdis.Kletnieks
2008-03-21 13:41 ` Ingo Molnar
2008-03-21 19:38 ` Valdis.Kletnieks
2008-03-21 19:58 ` Ingo Molnar
2008-03-21 20:05 ` Valdis.Kletnieks
2008-03-21 20:12 ` Ingo Molnar
2008-03-22 3:11 ` Hoo-fscking-ray - (was " Valdis.Kletnieks
2008-03-22 12:09 ` Ingo Molnar
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