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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-mtd" Errors-To: linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org From: Ira Weiny The kmap() calls in this FS are localized to a single thread. To avoid the over head of global PKRS updates use the new kmap_thread() call. Cc: Bob Peterson Cc: Andreas Gruenbacher Signed-off-by: Ira Weiny --- fs/gfs2/bmap.c | 4 ++-- fs/gfs2/ops_fstype.c | 4 ++-- 2 files changed, 4 insertions(+), 4 deletions(-) diff --git a/fs/gfs2/bmap.c b/fs/gfs2/bmap.c index 0f69fbd4af66..375af4528411 100644 --- a/fs/gfs2/bmap.c +++ b/fs/gfs2/bmap.c @@ -67,7 +67,7 @@ static int gfs2_unstuffer_page(struct gfs2_inode *ip, struct buffer_head *dibh, } if (!PageUptodate(page)) { - void *kaddr = kmap(page); + void *kaddr = kmap_thread(page); u64 dsize = i_size_read(inode); if (dsize > gfs2_max_stuffed_size(ip)) @@ -75,7 +75,7 @@ static int gfs2_unstuffer_page(struct gfs2_inode *ip, struct buffer_head *dibh, memcpy(kaddr, dibh->b_data + sizeof(struct gfs2_dinode), dsize); memset(kaddr + dsize, 0, PAGE_SIZE - dsize); - kunmap(page); + kunmap_thread(page); SetPageUptodate(page); } diff --git a/fs/gfs2/ops_fstype.c b/fs/gfs2/ops_fstype.c index 6d18d2c91add..a5d20d9b504a 100644 --- a/fs/gfs2/ops_fstype.c +++ b/fs/gfs2/ops_fstype.c @@ -263,9 +263,9 @@ static int gfs2_read_super(struct gfs2_sbd *sdp, sector_t sector, int silent) __free_page(page); return -EIO; } - p = kmap(page); + p = kmap_thread(page); gfs2_sb_in(sdp, p); - kunmap(page); + kunmap_thread(page); __free_page(page); return gfs2_check_sb(sdp, silent); } -- 2.28.0.rc0.12.gb6a658bd00c9 ______________________________________________________ Linux MTD discussion mailing list http://lists.infradead.org/mailman/listinfo/linux-mtd/