Matthew Macy 1e4732cbda Decouple arc_read_done callback from arc buf instantiation ...

Add ARC_FLAG_NO_BUF to indicate that a buffer need not be
instantiated.  This fixes a ~20% performance regression on
cached reads due to zfetch changes.

Reviewed-by: Tony Nguyen <tony.nguyen@delphix.com>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Reviewed-by: Matthew Ahrens <mahrens@delphix.com>
Signed-off-by: Matt Macy <mmacy@FreeBSD.org>
Closes #11220 
Closes #11232

2020-12-09 15:05:06 -08:00

..

avl

Links in Source Files

2020-09-02 09:42:12 -07:00

icp

Introduce CPU_SEQID_UNSTABLE

2020-11-02 11:51:12 -08:00

lua

Use known license string for zlua

2020-10-27 09:43:36 -07:00

nvpair

Links in Source Files

2020-09-02 09:42:12 -07:00

os

Bring consistency to ABD chunk count types.

2020-12-06 09:53:40 -08:00

spl

Cleanup linux module kbuild files

2020-06-10 09:24:15 -07:00

unicode

Throw const on some strings

2020-10-02 17:44:10 -07:00

zcommon

Reduce fletcher4 and raidz benchmark times

2020-12-06 09:57:20 -08:00

zfs

Decouple arc_read_done callback from arc buf instantiation

2020-12-09 15:05:06 -08:00

zstd

Optimize locking checks in mempool allocator

2020-11-02 12:10:07 -08:00

.gitignore

Cleanup linux module kbuild files

2020-06-10 09:24:15 -07:00

Kbuild.in

Add zstd support to zfs

2020-08-20 10:30:06 -07:00

Makefile.bsd

FreeBSD: decouple ZFS_DEBUG from kernel debug settings

2020-11-24 09:16:46 -08:00

Makefile.in

Fix Linux modules uninstall

2020-10-08 20:07:10 -07:00