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[S390] fix list corruption in gmap reverse mapping
author
Carsten Otte
<cotte@de.ibm.com>
Sun, 30 Oct 2011 14:17:01 +0000
(15:17 +0100)
committer
Martin Schwidefsky
<schwidefsky@de.ibm.com>
Sun, 30 Oct 2011 14:16:44 +0000
(15:16 +0100)
This introduces locking via mm->page_table_lock to protect
the rmap list for guest mappings from being corrupted by concurrent
operations.
Signed-off-by: Carsten Otte <cotte@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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git.openpandora.org / pandora-kernel.git / commitdiff