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authorMartin K. Petersen <martin.petersen@oracle.com>2010-01-11 03:21:48 -0500
committerJens Axboe <jens.axboe@oracle.com>2010-01-11 14:29:19 +0100
commitdd3d145d49c5816b79acc6761ebbd842bc50b0ee (patch)
tree107bdb2f46c6aa6bc482909d7ebdbb1da40b7b4f /block
parentfe0b393f2c0a0d23a9bc9ed7dc51a1ee511098bd (diff)
downloadvexpress-lsk-dd3d145d49c5816b79acc6761ebbd842bc50b0ee.tar.gz
block: Fix discard alignment calculation and printing
Discard alignment reporting for partitions was incorrect. Update to match the algorithm used elsewhere. The alignment can be negative (misaligned). Fix format string accordingly. Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'block')
-rw-r--r--block/genhd.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/block/genhd.c b/block/genhd.c
index b11a4ad7d57..d13ba76a169 100644
--- a/block/genhd.c
+++ b/block/genhd.c
@@ -867,7 +867,7 @@ static ssize_t disk_discard_alignment_show(struct device *dev,
{
struct gendisk *disk = dev_to_disk(dev);
- return sprintf(buf, "%u\n", queue_discard_alignment(disk->queue));
+ return sprintf(buf, "%d\n", queue_discard_alignment(disk->queue));
}
static DEVICE_ATTR(range, S_IRUGO, disk_range_show, NULL);