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author | Linus Torvalds <torvalds@linux-foundation.org> | 2018-08-22 13:38:05 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2018-08-22 13:38:05 -0700 |
commit | 5bed49adfe899667887db0739830190309c9011b (patch) | |
tree | aec2108f17a63b6ff8faba95e492b2a7887c7bc4 /block/bfq-cgroup.c | |
parent | fe6f0ed0dac7df01014ef17fdad45e3eaf21b949 (diff) | |
parent | 1e7da865b8c0428b9bcb18ba05ba0f6f47bcfdb4 (diff) | |
download | linux-stable-5bed49adfe899667887db0739830190309c9011b.tar.gz linux-stable-5bed49adfe899667887db0739830190309c9011b.tar.bz2 linux-stable-5bed49adfe899667887db0739830190309c9011b.zip |
Merge tag 'for-4.19/post-20180822' of git://git.kernel.dk/linux-block
Pull more block updates from Jens Axboe:
- Set of bcache fixes and changes (Coly)
- The flush warn fix (me)
- Small series of BFQ fixes (Paolo)
- wbt hang fix (Ming)
- blktrace fix (Steven)
- blk-mq hardware queue count update fix (Jianchao)
- Various little fixes
* tag 'for-4.19/post-20180822' of git://git.kernel.dk/linux-block: (31 commits)
block/DAC960.c: make some arrays static const, shrinks object size
blk-mq: sync the update nr_hw_queues with blk_mq_queue_tag_busy_iter
blk-mq: init hctx sched after update ctx and hctx mapping
block: remove duplicate initialization
tracing/blktrace: Fix to allow setting same value
pktcdvd: fix setting of 'ret' error return for a few cases
block: change return type to bool
block, bfq: return nbytes and not zero from struct cftype .write() method
block, bfq: improve code of bfq_bfqq_charge_time
block, bfq: reduce write overcharge
block, bfq: always update the budget of an entity when needed
block, bfq: readd missing reset of parent-entity service
blk-wbt: fix IO hang in wbt_wait()
block: don't warn for flush on read-only device
bcache: add the missing comments for smp_mb()/smp_wmb()
bcache: remove unnecessary space before ioctl function pointer arguments
bcache: add missing SPDX header
bcache: move open brace at end of function definitions to next line
bcache: add static const prefix to char * array declarations
bcache: fix code comments style
...
Diffstat (limited to 'block/bfq-cgroup.c')
-rw-r--r-- | block/bfq-cgroup.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/block/bfq-cgroup.c b/block/bfq-cgroup.c index a9e8633388f4..58c6efa9f9a9 100644 --- a/block/bfq-cgroup.c +++ b/block/bfq-cgroup.c @@ -913,7 +913,8 @@ static ssize_t bfq_io_set_weight(struct kernfs_open_file *of, if (ret) return ret; - return bfq_io_set_weight_legacy(of_css(of), NULL, weight); + ret = bfq_io_set_weight_legacy(of_css(of), NULL, weight); + return ret ?: nbytes; } #ifdef CONFIG_DEBUG_BLK_CGROUP |