tree ed4bf190847be8c83a08242b14eeda5eb188381e
parent f53f3d0a00b6df39ce8dfca942608e5b6a9a4f71
author Gonglei <arei.gonglei@huawei.com> 1393939761 +0800
committer Juan Quintela <quintela@redhat.com> 1394313754 +0100

XBZRLE: Fix qemu crash when resize the xbzrle cache

Resizing the xbzrle cache during migration causes qemu-crash,
because the main-thread and migration-thread modify the xbzrle
cache size concurrently without lock-protection.

Signed-off-by: ChenLiang <chenliang88@huawei.com>
Signed-off-by: Gonglei <arei.gonglei@huawei.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>