From 619a974292387343c817f5a36e9df6daeb3ccc60 Mon Sep 17 00:00:00 2001 From: David Sterba Date: Wed, 29 Mar 2017 20:48:44 +0200 Subject: btrfs: use clear_page where appropriate There's a helper to clear whole page, with a arch-specific optimized code. The replaced cases do not seem to be in performace critical code, but we still might get some percent gain. Signed-off-by: David Sterba --- fs/btrfs/scrub.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'fs/btrfs/scrub.c') diff --git a/fs/btrfs/scrub.c b/fs/btrfs/scrub.c index c4d1e60e831e..48dd6f170c36 100644 --- a/fs/btrfs/scrub.c +++ b/fs/btrfs/scrub.c @@ -1643,7 +1643,7 @@ static int scrub_write_page_to_dev_replace(struct scrub_block *sblock, if (spage->io_error) { void *mapped_buffer = kmap_atomic(spage->page); - memset(mapped_buffer, 0, PAGE_SIZE); + clear_page(mapped_buffer); flush_dcache_page(spage->page); kunmap_atomic(mapped_buffer); } -- cgit v1.2.3