Chris Mason 976673ee1b rds: switch to rwlock on bind_lock ...

The bind_lock is almost entirely readonly, but it gets
hammered during normal operations and is a major bottleneck.

This commit changes it to an rwlock, which takes it from 80%
of the system time on a big numa machine down to much lower
numbers.

A better fix would involve RCU, which is done in a later commit

Signed-off-by: Chris Mason <chris.mason@oracle.com>

2010-09-08 18:12:26 -07:00

..

af_rds.c

RDS: fold rdma.h into rds.h

2010-09-08 18:11:37 -07:00

bind.c

rds: switch to rwlock on bind_lock

2010-09-08 18:12:26 -07:00

cong.c

RDS: Bypass workqueue when queueing cong updates

2010-09-08 18:12:16 -07:00

connection.c

RDS: Use a generation counter to avoid rds_send_xmit loop

2010-09-08 18:12:24 -07:00

ib_cm.c

RDS: Refill recv ring directly from tasklet

2010-09-08 18:12:11 -07:00

ib_rdma.c

RDS: Implement atomic operations

2010-09-08 18:11:41 -07:00

ib_recv.c

RDS: Refill recv ring directly from tasklet

2010-09-08 18:12:11 -07:00

ib_ring.c

RDS/IW+IB: Set recv ring low water mark to 1/2 full.

2009-04-09 17:21:14 -07:00

ib_send.c

RDS: Move atomic stats from general to ib-specific area

2010-09-08 18:12:20 -07:00

ib_stats.c

RDS: Move atomic stats from general to ib-specific area

2010-09-08 18:12:20 -07:00

ib_sysctl.c

RDS: Remove unsignaled_bytes sysctl

2010-09-08 18:11:52 -07:00

ib.c

RDS: Stop supporting old cong map sending method

2010-09-08 18:12:10 -07:00

ib.h

RDS: Move atomic stats from general to ib-specific area

2010-09-08 18:12:20 -07:00

info.c

RDS: cleanup: remove "== NULL"s and "!= NULL"s in ptr comparisons

2010-09-08 18:11:32 -07:00

info.h

RDS: Info and stats

2009-02-26 23:39:25 -08:00

iw_cm.c

RDS: cleanup: remove "== NULL"s and "!= NULL"s in ptr comparisons

2010-09-08 18:11:32 -07:00

iw_rdma.c

RDS: fold rdma.h into rds.h

2010-09-08 18:11:37 -07:00

iw_recv.c

RDS: inc_purge() transport function unused - remove it

2010-09-08 18:11:46 -07:00

iw_ring.c

RDS/IW+IB: Set recv ring low water mark to 1/2 full.

2009-04-09 17:21:14 -07:00

iw_send.c

RDS: Rename data op members prefix from m_ to op_

2010-09-08 18:11:59 -07:00

iw_stats.c

Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/percpu

2009-09-15 09:39:44 -07:00

iw_sysctl.c

RDS: cleanup: remove "== NULL"s and "!= NULL"s in ptr comparisons

2010-09-08 18:11:32 -07:00

iw.c

RDS: Stop supporting old cong map sending method

2010-09-08 18:12:10 -07:00

iw.h

RDS: Remove struct rds_rdma_op

2010-09-08 18:11:58 -07:00

Kconfig

RDS: Modularize RDMA and TCP transports

2009-08-23 19:13:09 -07:00

loop.c

RDS: Stop supporting old cong map sending method

2010-09-08 18:12:10 -07:00

loop.h

RDS: loopback

2009-02-26 23:39:26 -08:00

Makefile

RDS: Modularize RDMA and TCP transports

2009-08-23 19:13:09 -07:00

message.c

RDS: Do wait_event_interruptible instead of wait_event

2010-09-08 18:12:22 -07:00

page.c

RDS: cleanup: remove "== NULL"s and "!= NULL"s in ptr comparisons

2010-09-08 18:11:32 -07:00

rdma_transport.c

Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6

2010-04-27 12:49:13 -07:00

rdma_transport.h

RDS: Common RDMA transport code

2009-02-26 23:39:33 -08:00

rdma.c

RDS: Add flag for silent ops. Do atomic op before RDMA

2010-09-08 18:12:06 -07:00

rds.h

RDS: Use a generation counter to avoid rds_send_xmit loop

2010-09-08 18:12:24 -07:00

recv.c

RDS: Whitespace

2010-09-08 18:11:44 -07:00

send.c

RDS: Update comments in rds_send_xmit()

2010-09-08 18:12:25 -07:00

stats.c

RDS: Move atomic stats from general to ib-specific area

2010-09-08 18:12:20 -07:00

sysctl.c

RDS: cleanup: remove "== NULL"s and "!= NULL"s in ptr comparisons

2010-09-08 18:11:32 -07:00

tcp_connect.c

RDS: cleanup: remove "== NULL"s and "!= NULL"s in ptr comparisons

2010-09-08 18:11:32 -07:00

tcp_listen.c

RDS: cleanup: remove "== NULL"s and "!= NULL"s in ptr comparisons

2010-09-08 18:11:32 -07:00

tcp_recv.c

RDS: inc_purge() transport function unused - remove it

2010-09-08 18:11:46 -07:00

tcp_send.c

RDS: Stop supporting old cong map sending method

2010-09-08 18:12:10 -07:00

tcp_stats.c

RDS: Add TCP transport to RDS

2009-08-23 19:13:02 -07:00

tcp.c

RDS: Stop supporting old cong map sending method

2010-09-08 18:12:10 -07:00

tcp.h

RDS: Stop supporting old cong map sending method

2010-09-08 18:12:10 -07:00

threads.c

RDS: cleanup: remove "== NULL"s and "!= NULL"s in ptr comparisons

2010-09-08 18:11:32 -07:00

transport.c

RDS: Track transports via an array, not a list

2009-08-23 19:13:12 -07:00