Use zero_user_page() instead of open-coding it.
Signed-off-by: Nate Diller <[email protected]>
---
diff -urpN -X dontdiff linux-2.6.21-rc6-mm1/fs/gfs2/bmap.c linux-2.6.21-rc6-mm1-test/fs/gfs2/bmap.c
--- linux-2.6.21-rc6-mm1/fs/gfs2/bmap.c 2007-04-09 17:23:48.000000000 -0700
+++ linux-2.6.21-rc6-mm1-test/fs/gfs2/bmap.c 2007-04-09 18:18:23.000000000 -0700
@@ -885,7 +885,6 @@ static int gfs2_block_truncate_page(stru
unsigned blocksize, iblock, length, pos;
struct buffer_head *bh;
struct page *page;
- void *kaddr;
int err;
page = grab_cache_page(mapping, index);
@@ -933,10 +932,7 @@ static int gfs2_block_truncate_page(stru
if (sdp->sd_args.ar_data == GFS2_DATA_ORDERED || gfs2_is_jdata(ip))
gfs2_trans_add_bh(ip->i_gl, bh, 0);
- kaddr = kmap_atomic(page, KM_USER0);
- memset(kaddr + offset, 0, length);
- flush_dcache_page(page);
- kunmap_atomic(kaddr, KM_USER0);
+ zero_user_page(page, offset, length);
unlock:
unlock_page(page);
-
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