5045 use atomic_{inc,dec}_* instead of atomic_add_*
Reviewed by: Matthew Ahrens <mahrens@delphix.com>
Reviewed by: Garrett D'Amore <garrett@damore.org>
Approved by: Robert Mustacchi <rm@joyent.com>

4370 avoid transmitting holes during zfs send
4371 DMU code clean up
Reviewed by: Matthew Ahrens <mahrens@delphix.com>
Reviewed by: George Wilson <george.wilson@delphix.com>
Reviewed by: Christopher

4370 avoid transmitting holes during zfs send
4371 DMU code clean up
Reviewed by: Matthew Ahrens <mahrens@delphix.com>
Reviewed by: George Wilson <george.wilson@delphix.com>
Reviewed by: Christopher Siden <christopher.siden@delphix.com>
Reviewed by: Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
Approved by: Garrett D'Amore <garrett@damore.org>

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Merge remote-tracking branch 'illumos-ml/master' into titanic

Some zev merge conflicts fixed.

Conflicts:
usr/src/uts/common/fs/zfs/zfs_ioctl.c
usr/src/uts/common/fs/zfs/zvol.c

4045 zfs write throttle & i/o scheduler performance work
Reviewed by: George Wilson <george.wilson@delphix.com>
Reviewed by: Adam Leventhal <ahl@delphix.com>
Reviewed by: Christopher Siden <christoph

4045 zfs write throttle & i/o scheduler performance work
Reviewed by: George Wilson <george.wilson@delphix.com>
Reviewed by: Adam Leventhal <ahl@delphix.com>
Reviewed by: Christopher Siden <christopher.siden@delphix.com>
Reviewed by: Ned Bass <bass6@llnl.gov>
Reviewed by: Brendan Gregg <brendan.gregg@joyent.com>
Approved by: Robert Mustacchi <rm@joyent.com>

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3598 want to dtrace when errors are generated in zfs
Reviewed by: Dan Kimmel <dan.kimmel@delphix.com>
Reviewed by: Adam Leventhal <ahl@delphix.com>
Reviewed by: Christopher Siden <christopher.siden@d

3598 want to dtrace when errors are generated in zfs
Reviewed by: Dan Kimmel <dan.kimmel@delphix.com>
Reviewed by: Adam Leventhal <ahl@delphix.com>
Reviewed by: Christopher Siden <christopher.siden@delphix.com>
Approved by: Garrett D'Amore <garrett@damore.org>

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175 zfs vdev cache consumes excessive memory
Reviewed by: George Wilson <george.wilson@delphix.com>
Reviewed by: Eric Schrock <eric.schrock@delphix.com>
Approved by: Richard Lowe <richlowe@richlowe.n

175 zfs vdev cache consumes excessive memory
Reviewed by: George Wilson <george.wilson@delphix.com>
Reviewed by: Eric Schrock <eric.schrock@delphix.com>
Approved by: Richard Lowe <richlowe@richlowe.net>

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PSARC/2009/396 Tickless Kernel Architecture / lbolt decoupling
6860030 tickless clock requires a clock() decoupled lbolt / lbolt64
Portions contributed by Chad Mynhier <cmynhier@gmail.com>

6798384 It can take a village to raise a zio

6333409 traversal code should be able to issue multiple reads in parallel
6418042 want traversal in depth-first pre-order for quicker 'zfs send'
6757112 zvol dump code is extra complicated
6725668 wa

6333409 traversal code should be able to issue multiple reads in parallel
6418042 want traversal in depth-first pre-order for quicker 'zfs send'
6757112 zvol dump code is extra complicated
6725668 want ::zfs_blkstats to show block type stats after scrub
6725675 dmu traverse code has extraneous features
6725680 P2CROSS is confusing to use
6725698 zvol dump device should always be 128k
6729696 sync causes scrub or resilver to pause for up to 30s
6730101 online recv can cause scrub to miss some blocks
6752226 assertion failed in dbuf_verify: db->db.db_size >= dn->dn_datablksz
6577985 panic when zfs send a snapshot with i/o errors
6755042 zdb -Lbc counts block several times in case of checksum errors

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6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
6667208 zfs/zpool commands on failed pool should not hang
6430480 grabbing config lock as writer during I/O load can t

6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
6667208 zfs/zpool commands on failed pool should not hang
6430480 grabbing config lock as writer during I/O load can take excessively long

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6649150 add kstats to the vdev cache

6354519 stack overflow in zfs due to zio pipeline
6533726 single-threaded checksum & parity calculations limit write bandwidth
6547248 ztest detects a future leak when there is none
6604198 zfs only

6354519 stack overflow in zfs due to zio pipeline
6533726 single-threaded checksum & parity calculations limit write bandwidth
6547248 ztest detects a future leak when there is none
6604198 zfs only using single cpu for compression (part II)

--HG--
rename : usr/src/uts/common/fs/zfs/rprwlock.c => deleted_files/usr/src/uts/common/fs/zfs/rprwlock.c
rename : usr/src/uts/common/fs/zfs/sys/rprwlock.h => deleted_files/usr/src/uts/common/fs/zfs/sys/rprwlock.h

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6437054 vdev_cache wises up: increase DB performance by 16%

PSARC 2007/197 ZFS hotplug
PSARC 2007/283 FMA for ZFS Phase 2
6401126 ZFS DE should verify that diagnosis is still valid before solving cases
6500545 ZFS does not handle changes in devids
6508521 zpo

PSARC 2007/197 ZFS hotplug
PSARC 2007/283 FMA for ZFS Phase 2
6401126 ZFS DE should verify that diagnosis is still valid before solving cases
6500545 ZFS does not handle changes in devids
6508521 zpool online should warn when it is being used incorrectly
6509807 ZFS checksum ereports are not being posted
6514712 zfs_nicenum() doesn't work with perfectly-sized buffers
6520510 media state doesn't get updated properly on device removal
6520513 ZFS should have better support for device removal
6520514 vdev state should be controlled through a single ioctl()
6520519 ZFS should diagnose faulty devices
6520947 ZFS DE should close cases which no longer apply
6521393 ZFS case timeout should be FMD_TYPE_TIME
6521624 fmd_hash_walk() can dump core when given a bad address
6521946 ZFS DE needlessly subscribes to faults
6522085 ZFS dictionary files contain spelling errors
6523185 vdev_reopen() doesn't correctly propagate state
6523555 'zpool online' should be less chatty unless something goes wrong
6527379 zpool(1M) should not try to open faulted devices
6527700 ZFS should post a sysevent when topology changes
6528194 lofi should support force unmap and DKIO_DEV_GONE
6528732 ZFS should store physical device path in addition to /dev path
6532635 ZFS keeps devices open unnecessarily
6532979 bad argument to ZFS_IOC_VDEV_ATTACH can panic system
6567983 deadlock with spa_scrub_thread() and spa_namespace_lock

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6472021 vdev knobs can not be turned

PSARC 2006/077 zpool clear
PSARC 2006/139 FMA for ZFS
6284889 arc should replace the znode cache
6333006 DMU & DSL should not panic upon I/O error
6333092 concurrent reads to a file not scaling with

PSARC 2006/077 zpool clear
PSARC 2006/139 FMA for ZFS
6284889 arc should replace the znode cache
6333006 DMU & DSL should not panic upon I/O error
6333092 concurrent reads to a file not scaling with number of readers
6338081 ZFS/FMA phase 1
6338386 need persistent error log
6341326 i/o error causes arc buf hash table corruption
6341639 zfs backup/restore should compute/verify checksum of backup stream
6348002 out of space due to changing properties
6354724 inaccurate error message from zfs restore
6354872 dmu_sync() blows predictive accounting
6355416 zpool scrubbing consumes all memory, system hung
6363995 df should only load libzfs when it encounters a ZFS filesystem
6366320 zfs backup/restore doesn't like signals
6368892 mount -m support needed for legacy mounts
6368902 boot archive fstat support needed for ZFS Mountroot
6369424 BFU complains when bfu'ing a ZFS root filesystem
6374062 mountroot support needed for ZFS
6376356 dirtying dbuf obj=43 lvl=0 blkid=0 but not tx_held
6378391 unused members of dmu_objset_stats_t
6378392 clean up zfs_cmd_t structure
6378685 buf_init should allocate its hash table more carefully
6378976 ziltest should be a first class citizen
6381086 zdb segfaults if there is a spa deferred-free bplist
6381203 deadlock due to i/o while assigning (tc_lock held)
6381209 freed space is not immediately available
6381344 'zpool clear'
6381345 FAULTED devices should really be UNAVAIL
6381346 import should mark devices as persistently unavailable
6383272 recursive mutex_enter() during log replay with zfs root
6386326 origin property is not displayed
6386354 libzfs does too much in its _init section, calls exit(1)
6386624 zpool should not complain about non-existent devices from libdiskmgt
6386910 spa needs to be i/o error hardened
6387735 need a mechanism to inject faults into ZFS
6387736 internal ZFS utilities should be placed in an ON-private package
6389928 libzfs should ship a lint library
6390609 malformed vdev config panics on zpool_create()
6390677 version number checking makes upgrades challenging
6390713 ztest hangs in zil_suspend()
6391873 metadata compression should be turned back on
6392113 ztest sometimes reports leaked blocks because ZIL isn't resilvered
6393004 minor memory leak in unique_insert()

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PSARC 2002/240 ZFS
6338653 Integrate ZFS
PSARC 2004/652 - DKIOCFLUSH
5096886 Write caching disks need mechanism to flush cache to physical media