• Linus Torvalds's avatar
    Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs · b695188d
    Linus Torvalds authored
    Pull btrfs update from Chris Mason:
     "The biggest feature in the pull is the new (and still experimental)
      raid56 code that David Woodhouse started long ago.  I'm still working
      on the parity logging setup that will avoid inconsistent parity after
      a crash, so this is only for testing right now.  But, I'd really like
      to get it out to a broader audience to hammer out any performance
      issues or other problems.
    
      scrub does not yet correct errors on raid5/6 either.
    
      Josef has another pass at fsync performance.  The big change here is
      to combine waiting for metadata with waiting for data, which is a big
      latency win.  It is also step one toward using atomics from the
      hardware during a commit.
    
      Mark Fasheh has a new way to use btrfs send/receive to send only the
      metadata changes.  SUSE is using this to make snapper more efficient
      at finding changes between snapshosts.
    
      Snapshot-aware defrag is also included.
    
      Otherwise we have a large number of fixes and cleanups.  Eric Sandeen
      wins the award for removing the most lines, and I'm hoping we steal
      this idea from XFS over and over again."
    
    * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs: (118 commits)
      btrfs: fixup/remove module.h usage as required
      Btrfs: delete inline extents when we find them during logging
      btrfs: try harder to allocate raid56 stripe cache
      Btrfs: cleanup to make the function btrfs_delalloc_reserve_metadata more logic
      Btrfs: don't call btrfs_qgroup_free if just btrfs_qgroup_reserve fails
      Btrfs: remove reduplicate check about root in the function btrfs_clean_quota_tree
      Btrfs: return ENOMEM rather than use BUG_ON when btrfs_alloc_path fails
      Btrfs: fix missing deleted items in btrfs_clean_quota_tree
      btrfs: use only inline_pages from extent buffer
      Btrfs: fix wrong reserved space when deleting a snapshot/subvolume
      Btrfs: fix wrong reserved space in qgroup during snap/subv creation
      Btrfs: remove unnecessary dget_parent/dput when creating the pending snapshot
      btrfs: remove a printk from scan_one_device
      Btrfs: fix NULL pointer after aborting a transaction
      Btrfs: fix memory leak of log roots
      Btrfs: copy everything if we've created an inline extent
      btrfs: cleanup for open-coded alignment
      Btrfs: do not change inode flags in rename
      Btrfs: use reserved space for creating a snapshot
      clear chunk_alloc flag on retryable failure
      ...
    b695188d
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