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authorChristoph Hellwig <hch@lst.de>2017-04-05 19:21:23 +0200
committerJens Axboe <axboe@fb.com>2017-04-08 11:25:38 -0600
commit48920ff2a5a940cd07d12cc79e4a2c75f1185aee (patch)
tree0505a85fce20a0d34c5d4bbc71ba8771a037e209 /block/ioctl.c
parent45c21793a6601b29926d67f7a07fe4077a45072e (diff)
block: remove the discard_zeroes_data flag
Now that we use the proper REQ_OP_WRITE_ZEROES operation everywhere we can kill this hack. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com> Reviewed-by: Hannes Reinecke <hare@suse.com> Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'block/ioctl.c')
-rw-r--r--block/ioctl.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/block/ioctl.c b/block/ioctl.c
index 8ea00a41be01..0de02ee67eed 100644
--- a/block/ioctl.c
+++ b/block/ioctl.c
@@ -547,7 +547,7 @@ int blkdev_ioctl(struct block_device *bdev, fmode_t mode, unsigned cmd,
case BLKALIGNOFF:
return put_int(arg, bdev_alignment_offset(bdev));
case BLKDISCARDZEROES:
- return put_uint(arg, bdev_discard_zeroes_data(bdev));
+ return put_uint(arg, 0);
case BLKSECTGET:
max_sectors = min_t(unsigned int, USHRT_MAX,
queue_max_sectors(bdev_get_queue(bdev)));