ABD: linear/scatter dual typed buffer for ARC (ver 2)#3441

Closed

tuxoko wants to merge 26 commits intoopenzfs:masterfrom tuxoko:abd2

+3,173-744

Commits on Sep 25, 2016

Handle abd_t in arc.c, bpobj.c and bptree.c
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Handle abd_t in dbuf.c, ddt.c, dmu*.c
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Handle abd_t in dnode*.c, dsl_*.c, dsl_*.h
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Handle abd_t in sa_impl.h, sa.c, space_map.c, spa.c, spa_history.c and zil.c
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Handle abd_t in zap*.c, zap_*.h, zfs_fuid.c, zfs_sa.c and zfs_vnops.c
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Handle abd_t in zio.c
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Handle abd_t in vdev*.c sans vdev_raidz.c
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Handle abd_t in vdev_raidz.c
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Disable simd raidz until we support it

Chunwei Chen
authored and
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Handle ABD in ztest and zdb
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Enable ABD
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Split out miter part of copy funcs for abd_uiomove
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Add access_ok check before __copy_{to,from}_ user_inatomic

Chunwei Chen
authored and
tuxoko
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Only use abd_magic when we enable debug

Chunwei Chen
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tuxoko
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Optimize abd with contiguous pages and sg merging

Jinshan Xiong
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Add abd version byteswap functions
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Enable scatter ABD support for SHA256

Chunwei Chen
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tuxoko
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Enable scatter ABD for raidz parity

Chunwei Chen
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tuxoko
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Enable scatter ABD in zfs_fm

Chunwei Chen
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tuxoko
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Set rrd->payload to NULL after return buffer

Chunwei Chen
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tuxoko
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Add ABD version of zio_{,de}compress_data

Chunwei Chen
authored and
tuxoko
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Add dmu_write_abd

Chunwei Chen
authored and
tuxoko
committed