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Date: Tue, 10 Nov 2015 18:03:21 -0800 From: Laura Abbott <labbott@...oraproject.org> To: Christoffer Dall <christoffer.dall@...aro.org>, Marc Zyngier <marc.zyngier@....com> Cc: Laura Abbott <labbott@...oraproject.org>, Russell King <linux@....linux.org.uk>, linux-arm-kernel@...ts.infradead.org, kvmarm@...ts.cs.columbia.edu, kvm@...r.kernel.org, linux-kernel@...r.kernel.org Subject: [PATCH 2/2] arm: kvm: Fix STRICT_MM_TYPECHECK errors PAGE_S2_DEVICE is a pgprot val and needs to be accessed using the proper accessors. Switch to these accessors to avoid errors with STRICT_MM_TYPECHECK. Signed-off-by: Laura Abbott <labbott@...oraproject.org> --- Found in the course of other work --- arch/arm/kvm/mmu.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/arch/arm/kvm/mmu.c b/arch/arm/kvm/mmu.c index 6984342..43f8162 100644 --- a/arch/arm/kvm/mmu.c +++ b/arch/arm/kvm/mmu.c @@ -213,7 +213,8 @@ static void unmap_ptes(struct kvm *kvm, pmd_t *pmd, kvm_tlb_flush_vmid_ipa(kvm, addr); /* No need to invalidate the cache for device mappings */ - if ((pte_val(old_pte) & PAGE_S2_DEVICE) != PAGE_S2_DEVICE) + if ((pte_val(old_pte) & pgprot_val(PAGE_S2_DEVICE)) != + pgprot_val(PAGE_S2_DEVICE)) kvm_flush_dcache_pte(old_pte); put_page(virt_to_page(pte)); @@ -306,7 +307,8 @@ static void stage2_flush_ptes(struct kvm *kvm, pmd_t *pmd, pte = pte_offset_kernel(pmd, addr); do { if (!pte_none(*pte) && - (pte_val(*pte) & PAGE_S2_DEVICE) != PAGE_S2_DEVICE) + (pte_val(*pte) & pgprot_val(PAGE_S2_DEVICE)) != + pgprot_val(PAGE_S2_DEVICE)) kvm_flush_dcache_pte(*pte); } while (pte++, addr += PAGE_SIZE, addr != end); } -- 2.5.0 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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