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[GFS2] use zero_user_page

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Use zero_user_page() instead of open-coding it.

Signed-off-by: Nate Diller <nate.diller@gmail.com>
Cc: Steven Whitehouse <swhiteho@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Nate Diller
2007-05-10 22:41:28 -07:00
committed by Steven Whitehouse
parent 6c53267f05
commit 0507ecf50f
1 changed files with 1 additions and 5 deletions
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6
fs/gfs2/bmap.c
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@@ -885,7 +885,6 @@ static int gfs2_block_truncate_page(struct address_space *mapping)
unsigned blocksize, iblock, length, pos; unsigned blocksize, iblock, length, pos;
struct buffer_head *bh; struct buffer_head *bh;
struct page *page; struct page *page;
void *kaddr;
int err; int err;
page = grab_cache_page(mapping, index); page = grab_cache_page(mapping, index);
@@ -933,10 +932,7 @@ static int gfs2_block_truncate_page(struct address_space *mapping)
if (sdp->sd_args.ar_data == GFS2_DATA_ORDERED || gfs2_is_jdata(ip)) if (sdp->sd_args.ar_data == GFS2_DATA_ORDERED || gfs2_is_jdata(ip))
gfs2_trans_add_bh(ip->i_gl, bh, 0); gfs2_trans_add_bh(ip->i_gl, bh, 0);
kaddr = kmap_atomic(page, KM_USER0); zero_user_page(page, offset, length, KM_USER0);
memset(kaddr + offset, 0, length);
flush_dcache_page(page);
kunmap_atomic(kaddr, KM_USER0);
unlock: unlock:
unlock_page(page); unlock_page(page);