Bug 10814

Summary:	2.6.26-rc4: RIP __call_for_each_cic+0x20/0x50
Product:	IO/Storage	Reporter:	Rafael J. Wysocki (rjw)
Component:	Block Layer	Assignee:	Jens Axboe (axboe)
Status:	CLOSED CODE_FIX
Severity:	normal	CC:	adobriyan
Priority:	P1
Hardware:	All
OS:	Linux
Kernel Version:	2.6.26-rc4	Subsystem:
Regression:	Yes	Bisected commit-id:
Bug Depends on:
Bug Blocks:	10492

Description Rafael J. Wysocki 2008-05-28 15:44:16 UTC

Subject    : 2.6.26-rc4: RIP __call_for_each_cic+0x20/0x50
Submitter  : adobriyan@gmail.com
Date       : 2008-05-27 09:27
References : http://lkml.org/lkml/2008/5/27/11
Handled-By : Jens Axboe <jens.axboe@oracle.com>
Handled-By : "Paul E. McKenney" <paulmck@linux.vnet.ibm.com>
Patch      : http://lkml.org/lkml/2008/5/28/88

This entry is being used for tracking a regression from 2.6.25.  Please don't
close it until the problem is fixed in the mainline.

Comment 1 Rafael J. Wysocki 2008-05-28 15:44:55 UTC

Submitter : Alexey Dobriyan <adobriyan@gmail.com>

Comment 2 Rafael J. Wysocki 2008-05-29 13:32:16 UTC

Regressions list annotation:
Patch : http://lkml.org/lkml/2008/5/29/33

Comment 3 Jens Axboe 2008-05-30 02:28:17 UTC

The patch from comment #2 is for a different bug, mainly a theoretical one that (to my knowledge) no one has ever hit. The fix for the regression with preempt rcu is already merged.

It was this one:

http://git.kernel.dk/?p=linux-2.6-block.git;a=commit;h=d6de8be711b28049a5cb93c954722c311c7d3f7f