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authorAlexander Graf <agraf@suse.de>2012-08-15 11:42:07 +0200
committerAlexander Graf <agraf@suse.de>2012-10-05 23:38:48 +0200
commit430c7ff52ffb902e1e08b255b93c28fcad8cb9ef (patch)
tree4c3ec84fa1c7fe60fc6a2eefc1c818bf7845f2e2
parent166a2b7000c388aee81168987ce2eddb6783f550 (diff)
KVM: PPC: E500: Remove E500_TLB_DIRTY flag
Since we always mark pages as dirty immediately when mapping them read/write now, there's no need for the dirty flag in our cache. Signed-off-by: Alexander Graf <agraf@suse.de>
-rw-r--r--arch/powerpc/kvm/e500.h3
-rw-r--r--arch/powerpc/kvm/e500_tlb.c4
2 files changed, 2 insertions, 5 deletions
diff --git a/arch/powerpc/kvm/e500.h b/arch/powerpc/kvm/e500.h
index aa8b81428bf..d1622864549 100644
--- a/arch/powerpc/kvm/e500.h
+++ b/arch/powerpc/kvm/e500.h
@@ -27,8 +27,7 @@
#define E500_TLB_NUM 2
#define E500_TLB_VALID 1
-#define E500_TLB_DIRTY 2
-#define E500_TLB_BITMAP 4
+#define E500_TLB_BITMAP 2
struct tlbe_ref {
pfn_t pfn;
diff --git a/arch/powerpc/kvm/e500_tlb.c b/arch/powerpc/kvm/e500_tlb.c
index 1af6fab5899..43489a8fa98 100644
--- a/arch/powerpc/kvm/e500_tlb.c
+++ b/arch/powerpc/kvm/e500_tlb.c
@@ -303,10 +303,8 @@ static inline void kvmppc_e500_ref_setup(struct tlbe_ref *ref,
ref->pfn = pfn;
ref->flags = E500_TLB_VALID;
- if (tlbe_is_writable(gtlbe)) {
- ref->flags |= E500_TLB_DIRTY;
+ if (tlbe_is_writable(gtlbe))
kvm_set_pfn_dirty(pfn);
- }
}
static inline void kvmppc_e500_ref_release(struct tlbe_ref *ref)