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authorMichael S. Tsirkin <mst@redhat.com>2011-03-17 09:53:33 +0100
committerAvi Kivity <avi@redhat.com>2011-04-06 12:15:55 +0200
commit9e02fb963352c5ad075d80dd3e852fbee9585575 (patch)
treed88553e3c2bb6affac29b529ce618eed95b8e918 /virt/kvm/kvm_main.c
parentLinux 2.6.39-rc2 (diff)
downloadlinux-9e02fb963352c5ad075d80dd3e852fbee9585575.tar.xz
linux-9e02fb963352c5ad075d80dd3e852fbee9585575.zip
KVM: fix crash on irqfd deassign
irqfd in kvm used flush_work incorrectly: it assumed that work scheduled previously can't run after flush_work, but since kvm uses a non-reentrant workqueue (by means of schedule_work) we need flush_work_sync to get that guarantee. Signed-off-by: Michael S. Tsirkin <mst@redhat.com> Reported-by: Jean-Philippe Menil <jean-philippe.menil@univ-nantes.fr> Tested-by: Jean-Philippe Menil <jean-philippe.menil@univ-nantes.fr> Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'virt/kvm/kvm_main.c')
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