aboutsummaryrefslogtreecommitdiff
path: root/arch/arm/include/asm/kvm_mmu.h
diff options
context:
space:
mode:
authorAlex Shi <alex.shi@linaro.org>2017-05-31 12:02:43 +0800
committerAlex Shi <alex.shi@linaro.org>2017-05-31 12:02:43 +0800
commita898540914d4136f29bc738ce593c1c501006f23 (patch)
tree9440b7f76c029143611c89ed919718ba6ff353f4 /arch/arm/include/asm/kvm_mmu.h
parentd97f745e1d2fea4d2f308e5e06eee81a9a84f3f5 (diff)
parent56d847e3ef9433d7ac92376e4ba49d3cf3cb70d2 (diff)
Merge tag 'v4.1.40' into linux-linaro-lsk-v4.1lsk-v4.1-17.06lsk-v4.1-17.05linux-linaro-lsk-v4.1
This is the 4.1.40 stable release
Diffstat (limited to 'arch/arm/include/asm/kvm_mmu.h')
-rw-r--r--arch/arm/include/asm/kvm_mmu.h9
1 files changed, 1 insertions, 8 deletions
diff --git a/arch/arm/include/asm/kvm_mmu.h b/arch/arm/include/asm/kvm_mmu.h
index dc6fadfd0407..d3ec3490a1e8 100644
--- a/arch/arm/include/asm/kvm_mmu.h
+++ b/arch/arm/include/asm/kvm_mmu.h
@@ -205,18 +205,12 @@ static inline void __coherent_cache_guest_page(struct kvm_vcpu *vcpu, pfn_t pfn,
* and iterate over the range.
*/
- bool need_flush = !vcpu_has_cache_enabled(vcpu) || ipa_uncached;
-
VM_BUG_ON(size & ~PAGE_MASK);
- if (!need_flush && !icache_is_pipt())
- goto vipt_cache;
-
while (size) {
void *va = kmap_atomic_pfn(pfn);
- if (need_flush)
- kvm_flush_dcache_to_poc(va, PAGE_SIZE);
+ kvm_flush_dcache_to_poc(va, PAGE_SIZE);
if (icache_is_pipt())
__cpuc_coherent_user_range((unsigned long)va,
@@ -228,7 +222,6 @@ static inline void __coherent_cache_guest_page(struct kvm_vcpu *vcpu, pfn_t pfn,
kunmap_atomic(va);
}
-vipt_cache:
if (!icache_is_pipt() && !icache_is_vivt_asid_tagged()) {
/* any kind of VIPT cache */
__flush_icache_all();