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nvmet: Fix nvmet_execute_write_zeroes sector count

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We have to increment the number of logical blocks to a 1's based value
in the native format prior to converting to 512b units.

Signed-off-by: Rodrigo R. Galvao <[email protected]>
[changelog]
Signed-off-by: Keith Busch <[email protected]>
Signed-off-by: Jens Axboe <[email protected]>
This commit is contained in:
Rodrigo R. Galvao 2018-04-12 09:16:11 -06:00 • committed by Jens Axboe
commit 543c09c89f
1 changed files with 2 additions and 2 deletions
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4
drivers/nvme/target/io-cmd.c
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@ -173,8 +173,8 @@ static void nvmet_execute_write_zeroes(struct nvmet_req *req)
sector = le64_to_cpu(write_zeroes->slba) <<
(req->ns->blksize_shift - 9);
nr_sector = (((sector_t)le16_to_cpu(write_zeroes->length)) <<
(req->ns->blksize_shift - 9)) + 1;
nr_sector = (((sector_t)le16_to_cpu(write_zeroes->length) + 1) <<
(req->ns->blksize_shift - 9));
if (__blkdev_issue_zeroout(req->ns->bdev, sector, nr_sector,
GFP_KERNEL, &bio, 0))