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| author | Alexander Graf <agraf@suse.de> | 2010-08-02 20:11:39 +0200 |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2010-10-24 10:52:06 +0200 |
| commit | 2e602847d9c2d6b487bda62bbbe550db40ca912f (patch) | |
| tree | e93c763d86987b7aa10f87f6582eacbdee9fa792 /arch/powerpc/mm/slb.c | |
| parent | 4cb6b7ea0cd085e6613153ad69608cad6421abcc (diff) | |
| download | blackbird-op-linux-2e602847d9c2d6b487bda62bbbe550db40ca912f.tar.gz blackbird-op-linux-2e602847d9c2d6b487bda62bbbe550db40ca912f.zip | |
KVM: PPC: Don't flush PTEs on NX/RO hit
When hitting a no-execute or read-only data/inst storage interrupt we were
flushing the respective PTE so we're sure it gets properly overwritten next.
According to the spec, this is unnecessary though. The guest issues a tlbie
anyways, so we're safe to just keep the PTE around and have it manually removed
from the guest, saving us a flush.
Signed-off-by: Alexander Graf <agraf@suse.de>
Diffstat (limited to 'arch/powerpc/mm/slb.c')
0 files changed, 0 insertions, 0 deletions
