diff options
| author | Christoph Hellwig <hch@lst.de> | 2022-04-15 07:52:55 +0300 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2022-04-18 04:49:59 +0300 |
| commit | 70200574cc229f6ba038259e8142af2aa09e6976 (patch) | |
| tree | 07398810532d1e075f413bb4771d7b90b40b1226 /fs/nilfs2 | |
| parent | cf0fbf894bb543f472f682c486be48298eccf199 (diff) | |
| download | linux-70200574cc229f6ba038259e8142af2aa09e6976.tar.xz | |
block: remove QUEUE_FLAG_DISCARD
Just use a non-zero max_discard_sectors as an indicator for discard
support, similar to what is done for write zeroes.
The only places where needs special attention is the RAID5 driver,
which must clear discard support for security reasons by default,
even if the default stacking rules would allow for it.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
Acked-by: Christoph Böhmwalder <christoph.boehmwalder@linbit.com> [drbd]
Acked-by: Jan Höppner <hoeppner@linux.ibm.com> [s390]
Acked-by: Coly Li <colyli@suse.de> [bcache]
Acked-by: David Sterba <dsterba@suse.com> [btrfs]
Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com>
Link: https://lore.kernel.org/r/20220415045258.199825-25-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'fs/nilfs2')
| -rw-r--r-- | fs/nilfs2/ioctl.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/nilfs2/ioctl.c b/fs/nilfs2/ioctl.c index fec194a666f4..52b73f558fcb 100644 --- a/fs/nilfs2/ioctl.c +++ b/fs/nilfs2/ioctl.c @@ -1059,7 +1059,7 @@ static int nilfs_ioctl_trim_fs(struct inode *inode, void __user *argp) if (!capable(CAP_SYS_ADMIN)) return -EPERM; - if (!blk_queue_discard(q)) + if (!bdev_max_discard_sectors(nilfs->ns_bdev)) return -EOPNOTSUPP; if (copy_from_user(&range, argp, sizeof(range))) |