diff options
author | Christoph Hellwig <hch@lst.de> | 2020-07-01 11:06:22 +0200 |
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committer | Jens Axboe <axboe@kernel.dk> | 2020-07-08 17:20:46 -0600 |
commit | 21cf866145047f8bfecb38ec8d2fed64464c074f (patch) | |
tree | 90eb0e7a2a318eed587c06ceb474c0f89d498c91 /drivers/md/raid0.c | |
parent | 8c911f3d4c074a17955a1757c9d1d5a9a5209ca5 (diff) | |
download | linux-21cf866145047f8bfecb38ec8d2fed64464c074f.tar.bz2 |
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/raid0.c')
-rw-r--r-- | drivers/md/raid0.c | 16 |
1 files changed, 0 insertions, 16 deletions
diff --git a/drivers/md/raid0.c b/drivers/md/raid0.c index e9e91c8d8afc..f54a449f97aa 100644 --- a/drivers/md/raid0.c +++ b/drivers/md/raid0.c @@ -29,21 +29,6 @@ module_param(default_layout, int, 0644); (1L << MD_HAS_PPL) | \ (1L << MD_HAS_MULTIPLE_PPLS)) -static int raid0_congested(struct mddev *mddev, int bits) -{ - struct r0conf *conf = mddev->private; - struct md_rdev **devlist = conf->devlist; - int raid_disks = conf->strip_zone[0].nb_dev; - int i, ret = 0; - - for (i = 0; i < raid_disks && !ret ; i++) { - struct request_queue *q = bdev_get_queue(devlist[i]->bdev); - - ret |= bdi_congested(q->backing_dev_info, bits); - } - return ret; -} - /* * inform the user of the raid configuration */ @@ -818,7 +803,6 @@ static struct md_personality raid0_personality= .size = raid0_size, .takeover = raid0_takeover, .quiesce = raid0_quiesce, - .congested = raid0_congested, }; static int __init raid0_init (void) |