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author | Al Viro | 2014-12-09 02:39:29 +0100 |
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committer | Al Viro | 2014-12-09 02:39:29 +0100 |
commit | ba00410b8131b23edfb0e09f8b6dd26c8eb621fb (patch) | |
tree | c08504e4d2fa51ac91cef544f336d0169806c49f /arch/arm/mm/highmem.c | |
parent | Merge tag 'trace-seq-file-cleanup' of git://git.kernel.org/pub/scm/linux/kern... (diff) | |
parent | copy_from_iter_nocache() (diff) | |
download | kernel-qcow2-linux-ba00410b8131b23edfb0e09f8b6dd26c8eb621fb.tar.gz kernel-qcow2-linux-ba00410b8131b23edfb0e09f8b6dd26c8eb621fb.tar.xz kernel-qcow2-linux-ba00410b8131b23edfb0e09f8b6dd26c8eb621fb.zip |
Merge branch 'iov_iter' into for-next
Diffstat (limited to 'arch/arm/mm/highmem.c')
-rw-r--r-- | arch/arm/mm/highmem.c | 3 |
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(); |