• Linus Torvalds's avatar
    Merge tag 'for-4.19/block-20180812' of git://git.kernel.dk/linux-block · 73ba2fb3
    Linus Torvalds authored
    Pull block updates from Jens Axboe:
     "First pull request for this merge window, there will also be a
      followup request with some stragglers.
      This pull request contains:
       - Fix for a thundering heard issue in the wbt block code (Anchal
       - A few NVMe pull requests:
          * Improved tracepoints (Keith)
          * Larger inline data support for RDMA (Steve Wise)
          * RDMA setup/teardown fixes (Sagi)
          * Effects log suppor for NVMe target (Chaitanya Kulkarni)
          * Buffered IO suppor for NVMe target (Chaitanya Kulkarni)
          * TP4004 (ANA) support (Christoph)
          * Various NVMe fixes
       - Block io-latency controller support. Much needed support for
         properly containing block devices. (Josef)
       - Series improving how we handle sense information on the stack
       - Lightnvm fixes and updates/improvements (Mathias/Javier et al)
       - Zoned device support for null_blk (Matias)
       - AIX partition fixes (Mauricio Faria de Oliveira)
       - DIF checksum code made generic (Max Gurtovoy)
       - Add support for discard in iostats (Michael Callahan / Tejun)
       - Set of updates for BFQ (Paolo)
       - Removal of async write support for bsg (Christoph)
       - Bio page dirtying and clone fixups (Christoph)
       - Set of bcache fix/changes (via Coly)
       - Series improving blk-mq queue setup/teardown speed (Ming)
       - Series improving merging performance on blk-mq (Ming)
       - Lots of other fixes and cleanups from a slew of folks"
    * tag 'for-4.19/block-20180812' of git://git.kernel.dk/linux-block: (190 commits)
      blkcg: Make blkg_root_lookup() work for queues in bypass mode
      bcache: fix error setting writeback_rate through sysfs interface
      null_blk: add lock drop/acquire annotation
      Blk-throttle: reduce tail io latency when iops limit is enforced
      block: paride: pd: mark expected switch fall-throughs
      block: Ensure that a request queue is dissociated from the cgroup controller
      block: Introduce blk_exit_queue()
      blkcg: Introduce blkg_root_lookup()
      block: Remove two superfluous #include directives
      blk-mq: count the hctx as active before allocating tag
      block: bvec_nr_vecs() returns value for wrong slab
      bcache: trivial - remove tailing backslash in macro BTREE_FLAG
      bcache: make the pr_err statement used for ENOENT only in sysfs_attatch section
      bcache: set max writeback rate when I/O request is idle
      bcache: add code comments for bset.c
      bcache: fix mistaken comments in request.c
      bcache: fix mistaken code comments in bcache.h
      bcache: add a comment in super.c
      bcache: avoid unncessary cache prefetch bch_btree_node_get()
      bcache: display rate debug parameters to 0 when writeback is not running
sysfs.c 11.7 KB