Commit a050dfb2 authored Feb 07, 2015 by Jan Kiszka Committed by Paolo Bonzini Feb 23, 2015

ARM: KVM: Fix size check in __coherent_cache_guest_page



The check is supposed to catch page-unaligned sizes, not the inverse.

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Christoffer Dall <christoffer.dall@linaro.org>

parent c517d838

arch/arm/include/asm/kvm_mmu.h

+1 −1

Original line number	Diff line number	Diff line
		@@ -207,7 +207,7 @@ static inline void __coherent_cache_guest_page(struct kvm_vcpu *vcpu, pfn_t pfn,

		bool need_flush = !vcpu_has_cache_enabled(vcpu) \|\| ipa_uncached;

		VM_BUG_ON(size & PAGE_MASK);
		VM_BUG_ON(size & ~PAGE_MASK);

		if (!need_flush && !icache_is_pipt())
		goto vipt_cache;