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* [IPV4] FIB_HASH: Reduce memory needs and speedup lookupsEric Dumazet2008-01-281-1/+3
| | | | | | | | | | | | | | | | | | | | | | | | | | | Currently, sizeof(struct fib_alias) is 24 or 48 bytes on 32/64 bits arches. Because of SLAB_HWCACHE_ALIGN requirement, these are rounded to 32 and 64 bytes respectively. This patch moves rcu to the end of fib_alias, and conditionally defines it only for CONFIG_IP_FIB_TRIE. We also remove SLAB_HWCACHE_ALIGN requirement for fib_alias and fib_node objects because it is not necessary. (BTW SLUB currently denies it for objects smaller than cache_line_size() / 2, but not SLAB) Finally, sizeof(fib_alias) go back to 16 and 32 bytes. Then, we can embed one fib_alias on each fib_node, to favor locality. Most of the time access to the fib_alias will be free because one cache line contains both the list head (fn_alias) and (one of) the list element. Signed-off-by: Eric Dumazet <dada1@cosmosbay.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* [IPV4]: Unify assignment of fi to fib_resultDenis V. Lunev2008-01-281-0/+10
| | | | | | Signed-off-by: Denis V. Lunev <den@openvz.org> Acked-by: Alexey Kuznetsov <kuznet@ms2.inr.ac.ru> Signed-off-by: David S. Miller <davem@davemloft.net>
* [IPV4]: no need pass pointer to a default into fib_detect_deathDenis V. Lunev2008-01-281-1/+1
| | | | | | | | ipv4: no need pass pointer to a default into fib_detect_death Signed-off-by: Denis V. Lunev <den@openvz.org> Acked-by: Alexey Kuznetsov <kuznet@ms2.inr.ac.ru> Signed-off-by: David S. Miller <davem@davemloft.net>
* [RTNETLINK]: Fix sending netlink message when replace route.Milan Kocian2007-05-241-1/+2
| | | | | | | | | | | | When you replace route via ip r r command the netlink multicast message is not send. This patch corrects it. NL message is sent with NLM_F_REPLACE flag. Addresses http://bugzilla.kernel.org/show_bug.cgi?id=8320 Signed-off-by: Milan Kocian <milon@wq.cz> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: David S. Miller <davem@davemloft.net>
* [IPV4]: net/ipv4/fib annotationsAl Viro2006-09-281-2/+2
| | | | | Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: David S. Miller <davem@davemloft.net>
* [IPV4]: fib_semantic_match() annotationsAl Viro2006-09-281-1/+1
| | | | | | | 'mask' and 'zone' arguments are net-endian Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: David S. Miller <davem@davemloft.net>
* [IPv4]: Convert FIB dumping to use new netlink apiThomas Graf2006-09-221-1/+1
| | | | | Signed-off-by: Thomas Graf <tgraf@suug.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
* [IPv4]: FIB configuration using struct fib_configThomas Graf2006-09-221-8/+3
| | | | | | | | | | | | | | | Introduces struct fib_config replacing the ugly struct kern_rta prone to ordering issues. Avoids creating faked netlink messages for auto generated routes or requests via ioctl. A new interface net/nexthop.h is added to help navigate through nexthop configuration arrays. A new struct nl_info will be used to carry the necessary netlink information to be used for notifications later on. Signed-off-by: Thomas Graf <tgraf@suug.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
* [NET]: Use u32 for routing table IDsPatrick McHardy2006-09-221-2/+2
| | | | | | | | | | Use u32 for routing table IDs in net/ipv4 and net/decnet in preparation of support for a larger number of routing tables. net/ipv6 already uses u32 everywhere and needs no further changes. No functional changes are made by this patch. Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
* [IPV4]: Prepare FIB core for RCU.Robert Olsson2005-08-291-0/+1
| | | | | | | | | * RCU versions of hlist_***_rcu * fib_alias partial rcu port just whats needed now. Signed-off-by: Robert Olsson <Robert.Olsson@data.slu.se> Signed-off-by: Stephen Hemminger <shemminger@osdl.org> Signed-off-by: David S. Miller <davem@davemloft.net>
* [NETLINK]: Correctly set NLM_F_MULTI without checking the pidJamal Hadi Salim2005-06-181-1/+2
| | | | | | | | | | | This patch rectifies some rtnetlink message builders that derive the flags from the pid. It is now explicit like the other cases which get it right. Also fixes half a dozen dumpers which did not set NLM_F_MULTI at all. Signed-off-by: Jamal Hadi Salim <hadi@cyberus.ca> Signed-off-by: Thomas Graf <tgraf@suug.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
* Linux-2.6.12-rc2v2.6.12-rc2Linus Torvalds2005-04-161-0/+43
Initial git repository build. I'm not bothering with the full history, even though we have it. We can create a separate "historical" git archive of that later if we want to, and in the meantime it's about 3.2GB when imported into git - space that would just make the early git days unnecessarily complicated, when we don't have a lot of good infrastructure for it. Let it rip!
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