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authorDavid S. Miller <davem@davemloft.net>2010-10-06 19:11:17 -0700
committerDavid S. Miller <davem@davemloft.net>2010-10-06 19:11:17 -0700
commit12e94471b2be5ef9b55b10004a3a2cd819490036 (patch)
treef84ae818687dc7c35bd54f11bfb9717278d28a4e /arch/arm/include/asm/pgtable.h
parent79315068f4560f3f7bd6e9790190dcb43059770c (diff)
parentcb655d0f3d57c23db51b981648e452988c0223f9 (diff)
downloadlwn-12e94471b2be5ef9b55b10004a3a2cd819490036.tar.gz
lwn-12e94471b2be5ef9b55b10004a3a2cd819490036.zip
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'arch/arm/include/asm/pgtable.h')
-rw-r--r--arch/arm/include/asm/pgtable.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/arm/include/asm/pgtable.h b/arch/arm/include/asm/pgtable.h
index ab68cf1ef80f..e90b167ea848 100644
--- a/arch/arm/include/asm/pgtable.h
+++ b/arch/arm/include/asm/pgtable.h
@@ -317,6 +317,10 @@ static inline pte_t pte_mkspecial(pte_t pte) { return pte; }
#ifdef CONFIG_ARM_DMA_MEM_BUFFERABLE
#define pgprot_dmacoherent(prot) \
__pgprot_modify(prot, L_PTE_MT_MASK|L_PTE_EXEC, L_PTE_MT_BUFFERABLE)
+#define __HAVE_PHYS_MEM_ACCESS_PROT
+struct file;
+extern pgprot_t phys_mem_access_prot(struct file *file, unsigned long pfn,
+ unsigned long size, pgprot_t vma_prot);
#else
#define pgprot_dmacoherent(prot) \
__pgprot_modify(prot, L_PTE_MT_MASK|L_PTE_EXEC, L_PTE_MT_UNCACHED)