[PATCH 27/30] fat: do not send discards as barriers

From: Tejun Heo
Date: Wed Aug 25 2010 - 11:59:43 EST


From: Christoph Hellwig <hch@xxxxxxxxxxxxx>

fat already uses synchronous discards, no need to add I/O barriers.

Signed-off-by: Christoph Hellwig <hch@xxxxxx>
Signed-off-by: Tejun Heo <tj@xxxxxxxxxx>
---
fs/fat/fatent.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/fs/fat/fatent.c b/fs/fat/fatent.c
index 3a56a82..f9a0b7a 100644
--- a/fs/fat/fatent.c
+++ b/fs/fat/fatent.c
@@ -579,7 +579,7 @@ int fat_free_clusters(struct inode *inode, int cluster)
fat_clus_to_blknr(sbi, first_cl),
nr_clus * sbi->sec_per_clus,
GFP_NOFS,
- BLKDEV_IFL_WAIT | BLKDEV_IFL_BARRIER);
+ BLKDEV_IFL_WAIT);

first_cl = cluster;
}
--
1.7.1

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/