Jeff Roberson 06220fa737 Further parallelize the buffer cache. ...

Provide multiple clean queues partitioned into 'domains'.  Each domain manages
its own bufspace and has its own bufspace daemon.  Each domain has a set of
subqueues indexed by the current cpuid to reduce lock contention on the cleanq.

Refine the sleep/wakeup around the bufspace daemon to use atomics as much as
possible.

Add a B_REUSE flag that is used to requeue bufs during the scan to approximate
LRU rather than locking the queue on every use of a frequently accessed buf.

Implement bufspace_reserve with only atomic_fetchadd to avoid loop restarts.

Reviewed by:	markj
Tested by:	pho
Sponsored by:	Netflix, Dell/EMC Isilon
Differential Revision:	https://reviews.freebsd.org/D14274

2018-02-20 00:06:07 +00:00

..

amd64

Rationalize license text on Linuxolator files

2018-02-16 15:00:14 +00:00

arm

Add the MODULE_DEPEND()s needed so that the kernel linker can resolve all

2018-02-18 23:01:33 +00:00

arm64

Make v_wire_count a per-cpu counter(9) counter. This eliminates a

2018-02-12 22:53:00 +00:00

bsm

sys: further adoption of SPDX licensing ID tags.

2017-11-20 19:43:44 +00:00

cam

Report the number of remaining retries when we have an error that

2018-02-15 18:57:54 +00:00

cddl

relax an assert in zfsctl_snapdir_lookup to match r323578

2018-02-19 08:55:22 +00:00

compat

Implement list_safe_reset_next() function macro in the LinuxKPI.

2018-02-19 16:31:19 +00:00

conf

Correct module symbol export handling

2018-02-16 15:38:02 +00:00

contrib

Define CK_MD_TSO for the relevant arches (i386, amd64 and sparc64).

2018-02-16 17:50:06 +00:00

crypto

ccp(4): Store IV in output buffer in GCM software fallback when requested

2018-01-27 07:41:31 +00:00

ddb

Implement 'domainset', a cpuset based NUMA policy mechanism. This allows

2018-01-12 22:48:23 +00:00

dev

Add more virtqueue getter methods

2018-02-19 19:31:18 +00:00

dts

Add a skeleton Clock Manager for RPi2/3, and use that from pwm

2018-01-22 07:10:30 +00:00

fs

{ext2|ufs}_readdir: Avoid setting negative ncookies.

2018-02-06 22:38:19 +00:00

gdb

sys/gdb: further adoption of SPDX licensing ID tags.

2017-11-27 15:16:59 +00:00

geom

Fix a memory leak introduced in r328426.

2018-02-16 15:41:03 +00:00

gnu

bwn(4): txpid2g/txpid5g[lh] are not defined after sromrev 7; the default

2018-02-13 17:43:54 +00:00

i386

Rationalize license text on Linuxolator files

2018-02-16 15:00:14 +00:00

isa

Add ISA PNP tables to ISA drivers. Fix a few incidental comments.

2018-01-29 00:22:30 +00:00

kern

Further parallelize the buffer cache.

2018-02-20 00:06:07 +00:00

kgssapi

kgssapi: Remove trivial deadcode

2018-02-14 00:12:03 +00:00

libkern

libkern: use nul for terminating char rather than 0

2018-02-13 19:17:48 +00:00

mips

Make v_wire_count a per-cpu counter(9) counter. This eliminates a

2018-02-12 22:53:00 +00:00

modules

Build at45d and mx25l SPI flash drivers as modules.

2018-02-19 01:49:19 +00:00

net

BPF: Switch to 32 bit compatible mode only when thread is 32 bit

2018-01-25 12:13:41 +00:00

net80211

net80211: sanitize input for ieee80211_output()

2017-12-30 00:40:34 +00:00

netgraph

ng_pppoe(8): add support for user-supplied Host-Uniq tag.

2018-02-14 21:17:44 +00:00

netinet

Reinitialize IP header length after checksum calculation. It is used

2018-02-10 10:13:17 +00:00

netinet6

Update the MTU in affected routes when IPv6 RA changes the MTU

2018-02-12 19:49:20 +00:00

netipsec

Remove unused variables and sysctl declaration.

2018-02-19 12:20:51 +00:00

netpfil

Remove duplicate #include <netinet/ip_var.h>.

2018-02-07 19:12:05 +00:00

netsmb

Unsign some values related to allocation.

2018-01-22 02:08:10 +00:00

nfs

Modernize nfssvc(2) registartion.

2018-02-08 20:09:42 +00:00

nfsclient

style: Remove remaining deprecated MALLOC/FREE macros

2018-01-25 22:25:13 +00:00

nfsserver

sys: general adoption of SPDX licensing ID tags.

2017-11-27 15:23:17 +00:00

nlm

Use syscall_helper_register() to register syscalls and initialize though

2018-02-10 01:09:22 +00:00

ofed

Import the mthca kernel side infiniband driver from Linux 4.9 and fix

2018-02-13 17:04:34 +00:00

opencrypto

Move per-operation data out of the csession structure.

2018-01-26 23:21:50 +00:00

powerpc

Set internal error returns for OF_peer(), OF_child(), and OF_parent() to

2018-02-19 15:49:14 +00:00

riscv

Make v_wire_count a per-cpu counter(9) counter. This eliminates a

2018-02-12 22:53:00 +00:00

rpc

Do pass removing some write-only variables from the kernel.

2017-12-25 04:48:39 +00:00

security

Reduce duplication in __mac_*_(file|link)(2) implementation.

2018-02-15 18:57:22 +00:00

sparc64

Make v_wire_count a per-cpu counter(9) counter. This eliminates a

2018-02-12 22:53:00 +00:00

sys

Further parallelize the buffer cache.

2018-02-20 00:06:07 +00:00

teken

sys: general adoption of SPDX licensing ID tags.

2017-11-27 15:23:17 +00:00

tests

…

tools

Avoid using \$. It's an unknown escape sequence. Some awks warn about

2018-01-28 05:13:08 +00:00

ufs

Do not free(9) uninitialized pointer.

2018-02-19 19:08:25 +00:00

vm

Use the conventional name for an array of pages.

2018-02-16 15:38:22 +00:00

x86

Don't include DMAR map entry zone items in kernel dumps.

2018-02-18 16:03:50 +00:00

xdr

sys: general adoption of SPDX licensing ID tags.

2017-11-27 15:23:17 +00:00

xen

sys: general adoption of SPDX licensing ID tags.

2017-11-27 15:23:17 +00:00

Makefile

Move sys/boot to stand. Fix all references to new location

2017-11-14 23:02:19 +00:00