Bug 9499

Summary:	PS3: trouble with SPARSEMEM_VMEMMAP and kexec
Product:	Platform Specific/Hardware	Reporter:	Rafael J. Wysocki (rjwysocki)
Component:	PS3	Assignee:	Geoff Levand (geoffrey.levand)
Status:	CLOSED UNREPRODUCIBLE
Severity:	normal	CC:	Geert.Uytterhoeven, geoffrey.levand
Priority:	P1
Hardware:	All
OS:	Linux
Kernel Version:	2.6.24-rc	Subsystem:
Regression:	Yes	Bisected commit-id:
Bug Depends on:
Bug Blocks:	9243

Description Rafael J. Wysocki 2007-12-03 14:12:55 UTC

Subject         : PS3: trouble with SPARSEMEM_VMEMMAP and kexec
Submitter       : Geoff Levand <geoffrey.levand@am.sony.com>
References      : http://lkml.org/lkml/2007/12/3/137
Handled-By      : Milton Miller <miltonm@bga.com>

Probably caused by:

commit d29eff7bca60c9ee401d691d4562a4abca8de543 ppc64: SPARSEMEM_VMEMMAP support
commit 8f6aac419bd590f535fb110875a51f7db2b62b5b Generic Virtual Memmap support for SPARSEMEM

Comment 1 Rafael J. Wysocki 2007-12-11 16:18:06 UTC

Patch is available at http://lkml.org/lkml/2007/12/5/73 .

Comment 2 Rafael J. Wysocki 2007-12-21 05:22:48 UTC

The bug is not reproducible any more.

Comment 3 Rafael J. Wysocki 2007-12-21 14:18:51 UTC

Fix included in:


commit bbd0682596f7a434467ee551fee18d5f0b818539
Author: WANG Cong <xiyou.wangcong@gmail.com>
Date:   Mon Dec 17 16:19:59 2007 -0800

    mm/sparse.c: improve the error handling for sparse_add_one_section()

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=bbd0682596f7a434467ee551fee18d5f0b818539