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authorLinus Torvalds <torvalds@linux-foundation.org>2014-01-17 11:33:27 +1100
committerLinus Torvalds <torvalds@linux-foundation.org>2014-01-17 11:33:27 +1100
commit8b6d79f5b8eccf81688115a7e724fd6e096156d5 (patch)
tree44c04a613fbb5a1b83d7f086b6ea1ee46d0a88ca
parentd1969a84dd6a44d375aa82bba7d6c38713a429c3 (diff)
parent4ce00dfcf19c473f3dbf23d5b1372639f0c334f6 (diff)
downloadlwn-8b6d79f5b8eccf81688115a7e724fd6e096156d5.tar.gz
lwn-8b6d79f5b8eccf81688115a7e724fd6e096156d5.zip
Merge tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux
Pull arm64 fix from Catalin Marinas: "Revert "arm64: Fix memory shareability attribute for ioremap_wc/cache" We noticed that it breaks ioremap (and earlyprintk) with 64K page configuration" * tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux: Revert "arm64: Fix memory shareability attribute for ioremap_wc/cache"
-rw-r--r--arch/arm64/include/asm/io.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm64/include/asm/io.h b/arch/arm64/include/asm/io.h
index 572769727227..4cc813eddacb 100644
--- a/arch/arm64/include/asm/io.h
+++ b/arch/arm64/include/asm/io.h
@@ -229,7 +229,7 @@ extern void __iomem *__ioremap(phys_addr_t phys_addr, size_t size, pgprot_t prot
extern void __iounmap(volatile void __iomem *addr);
extern void __iomem *ioremap_cache(phys_addr_t phys_addr, size_t size);
-#define PROT_DEFAULT (pgprot_default | PTE_DIRTY)
+#define PROT_DEFAULT (PTE_TYPE_PAGE | PTE_AF | PTE_DIRTY)
#define PROT_DEVICE_nGnRE (PROT_DEFAULT | PTE_PXN | PTE_UXN | PTE_ATTRINDX(MT_DEVICE_nGnRE))
#define PROT_NORMAL_NC (PROT_DEFAULT | PTE_ATTRINDX(MT_NORMAL_NC))
#define PROT_NORMAL (PROT_DEFAULT | PTE_ATTRINDX(MT_NORMAL))