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authorLibin <huawei.libin@huawei.com>2013-05-13 10:17:39 +0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-05-21 10:07:54 -0700
commita0ea59d56dfab021ecc65365275e532c6b937adb (patch)
treefc14ad5175bb30089aea6591a732b4a750faf58f /drivers/w1
parent80fe6361540fd7e0a38326b02b4f2a5e68c99d0a (diff)
downloadop-kernel-dev-a0ea59d56dfab021ecc65365275e532c6b937adb.zip
op-kernel-dev-a0ea59d56dfab021ecc65365275e532c6b937adb.tar.gz
char: Use vma_pages() to replace (vm_end - vm_start) >> PAGE_SHIFT
(*->vm_end - *->vm_start) >> PAGE_SHIFT operation is implemented as a inline funcion vma_pages() in linux/mm.h, so using it. Signed-off-by: Libin <huawei.libin@huawei.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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