Code Review for xattr-zol

Prepared by:Dan McDonald (danmcd) on 2016-Apr-03 17:43 -0400 EDT
Workspace:/export/home/danmcd/ws/illumos-gate (at 3cf5df5eebe7)
Compare against: origin/master (git@github.com:/illumos/illumos-gate at a481fa48e4b4)
Summary of changes: 69 lines changed: 45 ins; 12 del; 12 mod; 7057 unchg
Patch of changes: xattr-zol.patch

Cdiffs Udiffs Wdiffs Sdiffs Frames Old New Patch Raw usr/src/uts/common/fs/zfs/dbuf.c 

6841 Undirty freed spill blocks
Reviewed by: Brian Behlendorf <behlendorf1@llnl.gov>
Reviewed by: Dan McDonald <danmcd@omniti.com>
Reviewed by: Matthew Ahrens <mahrens@delphix.com>
4 lines changed: 2 ins; 0 del; 2 mod; 3210 unchg

Cdiffs Udiffs Wdiffs Sdiffs Frames Old New Patch Raw usr/src/uts/common/fs/zfs/zap.c 

6842 Fix empty xattr dir causing lockup
Reviewed by: Brian Behlendorf <behlendorf1@llnl.gov>
Reviewed by: Dan McDonald <danmcd@omniti.com>
Reviewed by: Matthew Ahrens <mahrens@delphix.com>
8 lines changed: 7 ins; 0 del; 1 mod; 1364 unchg

Cdiffs Udiffs Wdiffs Sdiffs Frames Old New Patch Raw usr/src/uts/common/fs/zfs/zap_micro.c 

6842 Fix empty xattr dir causing lockup
Reviewed by: Brian Behlendorf <behlendorf1@llnl.gov>
Reviewed by: Dan McDonald <danmcd@omniti.com>
Reviewed by: Matthew Ahrens <mahrens@delphix.com>
34 lines changed: 24 ins; 6 del; 4 mod; 1409 unchg

Cdiffs Udiffs Wdiffs Sdiffs Frames Old New Patch Raw usr/src/uts/common/fs/zfs/zfs_dir.c 

6843 Make xattr dir truncate and remove in one tx
Reviewed by: Brian Behlendorf <behlendorf1@llnl.gov>
Reviewed by: Dan McDonald <danmcd@omniti.com>
Reviewed by: Matthew Ahrens <mahrens@delphix.com>
23 lines changed: 12 ins; 6 del; 5 mod; 1074 unchg

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