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KVM: PPC: Make invalidation code more reliable
authorAlexander Graf <agraf@suse.de>
Mon, 2 Aug 2010 19:24:48 +0000 (21:24 +0200)
committerAvi Kivity <avi@redhat.com>
Sun, 24 Oct 2010 08:52:06 +0000 (10:52 +0200)
commite7c1d14e3bf40b87e6a3f68964b36dbb2c875c0f
tree2dd5d3e6f3ac88f532b790cc4215d349c8b95790tree | snapshot (tar.gz zip)
parent2e602847d9c2d6b487bda62bbbe550db40ca912fcommit | diff
KVM: PPC: Make invalidation code more reliable

There is a race condition in the pte invalidation code path where we can't
be sure if a pte was invalidated already. So let's move the spin lock around
to get rid of the race.

Signed-off-by: Alexander Graf <agraf@suse.de>
arch/powerpc/kvm/book3s_mmu_hpte.c diff | blob | blame | history