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authorCarsten Otte <cotte@de.ibm.com>2011-10-30 15:17:01 +0100
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2011-10-30 15:16:44 +0100
commitcc772456ac9b460693492b3a3d89e8c81eda5874 (patch)
tree7cd7a0cc3dd7fffeae5ed8e98ff57b709247c9e5 /arch/s390/mm/Makefile
parenta9162f238a84ee05b09ea4b0ebd97fb20448c28c (diff)
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[S390] fix list corruption in gmap reverse mapping
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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