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authorMark Brown <broonie@kernel.org>2014-11-26 20:37:57 +0000
committerMark Brown <broonie@kernel.org>2014-11-26 20:37:57 +0000
commitcf2394f70cf7774a107fbaa1ef5010db4bd69baa (patch)
treee79e3e479d04213a67ecd47b31c7db648b0313c2 /arch/arm/mm/highmem.c
parent45fc84c668ba6cc08cbae74042be838bf9283d98 (diff)
parent206c5f60a3d902bc4b56dab2de3e88de5eb06108 (diff)
Merge tag 'v3.18-rc4' into regulator-max77802
Linux 3.18-rc4
Diffstat (limited to 'arch/arm/mm/highmem.c')
-rw-r--r--arch/arm/mm/highmem.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/arm/mm/highmem.c b/arch/arm/mm/highmem.c
index 45aeaaca9052..e17ed00828d7 100644
--- a/arch/arm/mm/highmem.c
+++ b/arch/arm/mm/highmem.c
@@ -127,8 +127,11 @@ void *kmap_atomic_pfn(unsigned long pfn)
{
unsigned long vaddr;
int idx, type;
+ struct page *page = pfn_to_page(pfn);
pagefault_disable();
+ if (!PageHighMem(page))
+ return page_address(page);
type = kmap_atomic_idx_push();
idx = type + KM_TYPE_NR * smp_processor_id();