AcoSail/kernel_optimize_test
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kernel_optimize_test/net/core
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Eric Dumazet e4c4e448cf neigh: Convert garbage collection from softirq to workqueue 
Current neigh_periodic_timer() function is fired by timer IRQ, and
scans one hash bucket each round (very litle work in fact)

As we are supposed to scan whole hash table in 15 seconds, this means
neigh_periodic_timer() can be fired very often. (depending on the number
of concurrent hash entries we stored in this table)

Converting this to a workqueue permits scanning whole table, minimizing
icache pollution, and firing this work every 15 seconds, independantly
of hash table size.

This 15 seconds delay is not a hard number, as work is a deferrable one.

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2009-08-02 18:35:16 -07:00
..
datagram.c net: adding memory barrier to the poll and receive callbacks 2009-07-09 17:06:57 -07:00
dev_mcast.c net: Rationalise email address: Network Specific Parts 2008-10-13 19:01:08 -07:00
dev.c cfg80211: make aware of net namespaces 2009-07-27 15:24:07 -04:00
drop_monitor.c Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6 2009-06-15 03:02:23 -07:00
dst.c net: speedup dst_release() 2008-11-14 00:53:54 -08:00
ethtool.c net: ethtool_op_get_rx_csum() should be public and exported 2009-07-27 11:35:31 -07:00
fib_rules.c net: Remove unused parameter from fill method in fib_rules_ops. 2009-05-20 17:26:23 -07:00
filter.c filter: add SKF_AD_NLATTR_NEST to look for nested attributes 2008-11-20 00:49:27 -08:00
flow.c netns xfrm: lookup in netns 2008-11-25 17:35:18 -08:00
gen_estimator.c pkt_sched: gen_estimator: Fix signed integers right-shifts. 2009-05-25 22:47:01 -07:00
gen_stats.c [NET_SCHED]: Convert packet schedulers from rtnetlink to new netlink API 2008-01-28 15:11:10 -08:00
iovec.c net: Fix memcpy_toiovecend() to use the right offset 2009-06-08 00:25:39 -07:00
kmap_skb.h [PATCH] severing skbuff.h -> highmem.h 2006-12-04 02:00:29 -05:00
link_watch.c Revert "net: Fix for initial link state in 2.6.28" 2009-01-05 16:01:51 -08:00
Makefile Network Drop Monitor: Adding Build changes to enable drop monitor 2009-03-13 12:09:29 -07:00
neighbour.c neigh: Convert garbage collection from softirq to workqueue 2009-08-02 18:35:16 -07:00
net_namespace.c net: move and export get_net_ns_by_pid 2009-07-12 14:03:28 -07:00
net-sysfs.c net: Remove bogus reference to BUS_ID_SIZE in sysfs code. 2009-05-26 21:05:19 -07:00
net-sysfs.h netns: Fix device renaming for sysfs 2008-05-02 17:00:58 -07:00
net-traces.c Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6 2009-06-15 03:02:23 -07:00
netevent.c [NET]: net/core/netevent.c should #include <net/netevent.h> 2007-07-05 17:40:27 -07:00
netpoll.c Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6 2009-07-09 20:18:24 -07:00
pktgen.c net pkgen.c:fix no need for check 2009-06-08 00:40:35 -07:00
request_sock.c net: convert BUG_TRAP to generic WARN_ON 2008-07-25 21:43:18 -07:00
rtnetlink.c net: move and export get_net_ns_by_pid 2009-07-12 14:03:28 -07:00
scm.c Merge branch 'master' into next 2008-11-18 18:52:37 +11:00
skb_dma_map.c net: skb_shared_info optimization 2009-06-08 00:21:48 -07:00
skbuff.c net: remove unused skb->do_not_encrypt 2009-07-24 15:05:31 -04:00
sock.c Fix error return for setsockopt(SO_TIMESTAMPING) 2009-07-20 08:23:36 -07:00
stream.c tcp: tcp_prequeue() can use keyed wakeups 2009-05-17 20:44:43 -07:00
sysctl_net_core.c sysctl: fix sparse warning: Should it be static? 2009-02-26 23:13:34 -08:00
user_dma.c net/core/user_dma.c: Use frag list abstraction interfaces. 2009-06-09 00:19:10 -07:00
utils.c net: core: remove unneeded include in net/core/utils.c. 2009-03-26 01:11:48 -07:00