X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=fs%2Fbtrfs%2Fraid56.c;h=c86aff9c7daa046fd11af84e7c9aa46120da4aba;hb=80cc83842394e5ad3e93487359106aab3420bcb7;hp=93fbf87bdc8d3b0ab9070763c9bfdaa519f936a5;hpb=6755f4563144e38f375f43dbb01926fd4ce08620;p=platform%2Fkernel%2Flinux-rpi.git

diff --git a/fs/btrfs/raid56.c b/fs/btrfs/raid56.c
index 93fbf87..c86aff9 100644
--- a/fs/btrfs/raid56.c
+++ b/fs/btrfs/raid56.c
@@ -250,8 +250,6 @@ int btrfs_alloc_stripe_hash_table(struct btrfs_fs_info *info)
 static void cache_rbio_pages(struct btrfs_raid_bio *rbio)
 {
 	int i;
-	char *s;
-	char *d;
 	int ret;
 
 	ret = alloc_rbio_pages(rbio);
@@ -262,13 +260,7 @@ static void cache_rbio_pages(struct btrfs_raid_bio *rbio)
 		if (!rbio->bio_pages[i])
 			continue;
 
-		s = kmap(rbio->bio_pages[i]);
-		d = kmap(rbio->stripe_pages[i]);
-
-		copy_page(d, s);
-
-		kunmap(rbio->bio_pages[i]);
-		kunmap(rbio->stripe_pages[i]);
+		copy_highpage(rbio->stripe_pages[i], rbio->bio_pages[i]);
 		SetPageUptodate(rbio->stripe_pages[i]);
 	}
 	set_bit(RBIO_CACHE_READY_BIT, &rbio->flags);