diff options
| author | Christoph Hellwig <hch@lst.de> | 2020-07-01 11:06:22 +0200 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2020-07-09 01:20:46 +0200 |
| commit | 21cf866145047f8bfecb38ec8d2fed64464c074f (patch) | |
| tree | 90eb0e7a2a318eed587c06ceb474c0f89d498c91 /drivers/md/dm-raid.c | |
| parent | writeback: remove struct bdi_writeback_congested (diff) | |
| download | linux-21cf866145047f8bfecb38ec8d2fed64464c074f.tar.xz linux-21cf866145047f8bfecb38ec8d2fed64464c074f.zip | |
writeback: remove bdi->congested_fn
Except for pktdvd, the only places setting congested bits are file
systems that allocate their own backing_dev_info structures. And
pktdvd is a deprecated driver that isn't useful in stack setup
either. So remove the dead congested_fn stacking infrastructure.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Song Liu <song@kernel.org>
Acked-by: David Sterba <dsterba@suse.com>
[axboe: fixup unused variables in bcache/request.c]
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/md/dm-raid.c')
| -rw-r--r-- | drivers/md/dm-raid.c | 12 |
1 files changed, 0 insertions, 12 deletions
diff --git a/drivers/md/dm-raid.c b/drivers/md/dm-raid.c index 10e8b2fe787b..d9e270957e18 100644 --- a/drivers/md/dm-raid.c +++ b/drivers/md/dm-raid.c @@ -242,7 +242,6 @@ struct raid_set { struct mddev md; struct raid_type *raid_type; - struct dm_target_callbacks callbacks; sector_t array_sectors; sector_t dev_sectors; @@ -1705,13 +1704,6 @@ static void do_table_event(struct work_struct *ws) dm_table_event(rs->ti->table); } -static int raid_is_congested(struct dm_target_callbacks *cb, int bits) -{ - struct raid_set *rs = container_of(cb, struct raid_set, callbacks); - - return mddev_congested(&rs->md, bits); -} - /* * Make sure a valid takover (level switch) is being requested on @rs * @@ -3248,9 +3240,6 @@ size_check: goto bad_md_start; } - rs->callbacks.congested_fn = raid_is_congested; - dm_table_add_target_callbacks(ti->table, &rs->callbacks); - /* If raid4/5/6 journal mode explicitly requested (only possible with journal dev) -> set it */ if (test_bit(__CTR_FLAG_JOURNAL_MODE, &rs->ctr_flags)) { r = r5c_journal_mode_set(&rs->md, rs->journal_dev.mode); @@ -3310,7 +3299,6 @@ static void raid_dtr(struct dm_target *ti) { struct raid_set *rs = ti->private; - list_del_init(&rs->callbacks.list); md_stop(&rs->md); raid_set_free(rs); } |