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author | Martin K. Petersen <martin.petersen@oracle.com> | 2010-01-11 03:21:48 -0500 |
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committer | Jens Axboe <jens.axboe@oracle.com> | 2010-01-11 14:29:19 +0100 |
commit | dd3d145d49c5816b79acc6761ebbd842bc50b0ee (patch) | |
tree | 107bdb2f46c6aa6bc482909d7ebdbb1da40b7b4f /block/genhd.c | |
parent | fe0b393f2c0a0d23a9bc9ed7dc51a1ee511098bd (diff) | |
download | linux-3.10-dd3d145d49c5816b79acc6761ebbd842bc50b0ee.tar.gz linux-3.10-dd3d145d49c5816b79acc6761ebbd842bc50b0ee.tar.bz2 linux-3.10-dd3d145d49c5816b79acc6761ebbd842bc50b0ee.zip |
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/genhd.c')
-rw-r--r-- | block/genhd.c | 2 |
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); |