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authorHeiko Carstens <heiko.carstens@de.ibm.com>2009-09-22 16:58:44 -0400
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2009-09-22 16:58:44 -0400
commit846955c8afe5ebca2f8841b042ca3342e08a092b (patch)
tree85584d6f009932c18e55562c3303c6331aebe0ca /kernel/time
parent2e50195f58ec045bc4601ec94478d957974f4aa4 (diff)
[S390] hibernation: fix guest page hinting related crash
On resume the system that loads the to be resumed image might have unstable pages. When the resume image is copied back and a write access happen to an unstable page this causes an exception and the system crashes. To fix this set all free pages to stable before copying the resumed image data. Also after everything has been restored set all free pages of the resumed system to unstable again. Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'kernel/time')
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