aleph/lkl_linux
1
0
Fork 0
mirror of https://github.com/lkl/linux.git synced 2025-12-19 08:03:01 +09:00
Code Issues Packages Projects Releases Wiki Activity

Merge tag 'for-5.13/block-2021-04-27' of git://git.kernel.dk/linux-block

Browse Source 
Pull block updates from Jens Axboe:
 "Pretty quiet round this time, which is nice. In detail:

   - Series revamping bounce buffer support (Christoph)

   - Dead code removal (Christoph, Bart)

   - Partition iteration revamp, now using xarray (Christoph)

   - Passthrough request scheduler improvements (Lin)

   - Series of BFQ improvements (Paolo)

   - Fix ioprio task iteration (Peter)

   - Various little tweaks and fixes (Tejun, Saravanan, Bhaskar, Max,
     Nikolay)"

* tag 'for-5.13/block-2021-04-27' of git://git.kernel.dk/linux-block: (41 commits)
  blk-iocost: don't ignore vrate_min on QD contention
  blk-mq: Fix spurious debugfs directory creation during initialization
  bfq/mq-deadline: remove redundant check for passthrough request
  blk-mq: bypass IO scheduler's limit_depth for passthrough request
  block: Remove an obsolete comment from sg_io()
  block: move bio_list_copy_data to pktcdvd
  block: remove zero_fill_bio_iter
  block: add queue_to_disk() to get gendisk from request_queue
  block: remove an incorrect check from blk_rq_append_bio
  block: initialize ret in bdev_disk_changed
  block: Fix sys_ioprio_set(.which=IOPRIO_WHO_PGRP) task iteration
  block: remove disk_part_iter
  block: simplify diskstats_show
  block: simplify show_partition
  block: simplify printk_all_partitions
  block: simplify partition_overlaps
  block: simplify partition removal
  block: take bd_mutex around delete_partitions in del_gendisk
  block: refactor blk_drop_partitions
  block: move more syncing and invalidation to delete_partition
  ...
This commit is contained in:
Linus Torvalds
2021-04-28 14:27:12 -07:00
parent 16b3d0cf5b f46ec84b5a
commit 6c00292113
53 changed files with 786 additions and 1265 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
block/blk-mq-debugfs.c
View File

@@ -972,6 +972,14 @@ void blk_mq_debugfs_register_sched_hctx(struct request_queue *q,
{
struct elevator_type *e = q->elevator->type;
/*
* If the parent debugfs directory has not been created yet, return;
* We will be called again later on with appropriate parent debugfs
* directory from blk_register_queue()
*/
if (!hctx->debugfs_dir)
return;
if (!e->hctx_debugfs_attrs)
return;