On Fri, May 03, 2013 at 12:49:20AM +0200, Thomas Gleixner wrote:
> I'm fundamentally confused and Daves observation about slub debug does
> not make it less confusing.
>
> It'd be nice if you could add some more instrumentation or bisect the
> issue.
Here's what I ended up with..
git bisect start
# good: [8cf90797fc2d7172480343cda0ff5898b92afc94] Merge branch 'master' of
/home/davej/src/kernel/git-trees/linux
git bisect good 8cf90797fc2d7172480343cda0ff5898b92afc94
# bad: [a9754f91ed5255a992dc4c230f8b4b6ee57c399a] Merge branch 'master' of
/home/davej/src/kernel/git-trees/linux
git bisect bad a9754f91ed5255a992dc4c230f8b4b6ee57c399a
# good: [ec25e246b94a3233ab064994ef05a170bdba0e7c] Merge tag 'usb-3.10-rc1' of
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb
git bisect good ec25e246b94a3233ab064994ef05a170bdba0e7c
# good: [8700c95adb033843fc163d112b9d21d4fda78018] Merge branch
'smp-hotplug-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
git bisect good 8700c95adb033843fc163d112b9d21d4fda78018
# good: [a6f5635e63ffa02c30a22ea4af21f3daa1e98cdf] [media] exynos4-is: Improve
the ISP chain parameter count calculation
git bisect good a6f5635e63ffa02c30a22ea4af21f3daa1e98cdf
# good: [df90e2258950fd631cdbf322c1ee1f22068391aa] Merge branch
'devel-for-v3.10' into v4l_for_linus
git bisect good df90e2258950fd631cdbf322c1ee1f22068391aa
# bad: [19b344efa35dbc253e2d10403dafe6aafda73c56] Merge branch 'for-linus' of
git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid
git bisect bad 19b344efa35dbc253e2d10403dafe6aafda73c56
# bad: [74c7d2f5200a340ae6655e9adcf990381e387937] Merge branch
'x86-platform-for-linus' of
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
git bisect bad 74c7d2f5200a340ae6655e9adcf990381e387937
# bad: [77c675ba18836802f6b73d2d773481d06ebc0f04] timekeeping: Update
tk->cycle_last in resume
git bisect bad 77c675ba18836802f6b73d2d773481d06ebc0f04
# bad: [0ed2aef9b3bffe598045b62a31a50d912eee92d8] Merge branch
'fortglx/3.10/time' of git://git.linaro.org/people/jstultz/linux into
timers/core
git bisect bad 0ed2aef9b3bffe598045b62a31a50d912eee92d8
# good: [dd5d70e869f960bde6376f4447fff59f16186cf5] timekeeping:
__timekeeping_set_tai_offset can be static
git bisect good dd5d70e869f960bde6376f4447fff59f16186cf5
# bad: [989dcb645ca715129c5a2b39102c8334a20d9615] tick: Handle broadcast wakeup
of multiple cpus
git bisect bad 989dcb645ca715129c5a2b39102c8334a20d9615
# bad: [f9ae39d04ccdec8d8ecf532191b7056c279a22c0] tick: Pass broadcast device
to tick_broadcast_set_event()
git bisect bad f9ae39d04ccdec8d8ecf532191b7056c279a22c0
# bad: [b352bc1cbc29134a356b5c16ee2281807a7b984e] tick: Convert broadcast cpu
bitmaps to cpumask_var_t
git bisect bad b352bc1cbc29134a356b5c16ee2281807a7b984e
# good: [ad2b13536ace08dfcca4cf86b75a5d06efe06373] tick: Call tick_init late
git bisect good ad2b13536ace08dfcca4cf86b75a5d06efe06373
b352bc1cbc29134a356b5c16ee2281807a7b984e is the first bad commit
commit b352bc1cbc29134a356b5c16ee2281807a7b984e
Author: Thomas Gleixner <t...@linutronix.de>
Date: Tue Mar 5 14:25:32 2013 +0100
tick: Convert broadcast cpu bitmaps to cpumask_var_t
Signed-off-by: Thomas Gleixner <t...@linutronix.de>
Link: http://lkml.kernel.org/r/20130306111537.366394...@linutronix.de
Cc: Rusty Russell <ru...@rustcorp.com.au>
:040000 040000 689609c27a2c8da0b09f8136f4552ab8814a0094
9e59b78318177ec8267e1fabfdede034c3fb6b4f M kernel
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