svn commit: r241888 - in head: share/man/man9 sys/net
Gleb Smirnoff
glebius at FreeBSD.org
Mon Oct 22 15:17:18 UTC 2012
On Mon, Oct 22, 2012 at 02:10:17PM +0000, Alexander V. Chernikov wrote:
A> Author: melifaro
A> Date: Mon Oct 22 14:10:17 2012
A> New Revision: 241888
A> URL: http://svn.freebsd.org/changeset/base/241888
A>
A> Log:
A> Make PFIL use per-VNET lock instead of per-AF lock. Since most used packet
A> filters (ipfw and PF) use the same ruleset with the same lock for both
A> AF_INET and AF_INET6 there is no need in more fine-grade locking.
A> However, it is possible to request personal lock by specifying
A> PFIL_FLAG_PRIVATE_LOCK flag in pfil_head structure (see pfil.9 for
A> more details).
A>
A> Export PFIL lock via rw_lock(9)/rm_lock(9)-like API permitting pfil consumers
A> to use this lock instead of own lock. This help reducing locks on main
A> traffic path.
A>
A> pfil_assert() is currently not implemented due to absense of rm_assert().
A> Waiting for some kind of r234648 to be merged in HEAD.
A>
A> This change is part of bigger patch reducing routing locking.
A>
A> Sponsored by: Yandex LLC
A> Reviewed by: glebius, ae
I didn't review that, we have only discussed that.
--
Totus tuus, Glebius.
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