filesystem-dax: Do not request kaddr and pfn when not required

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Some functions within fs/dax don't need to get local pointer kaddr
or variable pfn from direct_access. Using NULL instead of having to
pass in useless pointer or variable that caller then just throw away.

Signed-off-by: Huaisheng Ye <yehs1@lenovo.com>
Reviewed-by: Ross Zwisler <ross.zwisler@linux.intel.com>
Signed-off-by: Dave Jiang <dave.jiang@intel.com>

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Huaisheng Ye 2018-07-30 15:15:48 +08:00 • committed by Dave Jiang

parent f742267ae9

commit 86ed913b0e

1 changed files with 4 additions and 9 deletions

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fs/dax.c

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