svn commit: r294536 - head/sys/netinet
Gleb Smirnoff
glebius at FreeBSD.org
Fri Jan 22 18:04:13 UTC 2016
On Fri, Jan 22, 2016 at 05:19:34PM +1100, Lawrence Stewart wrote:
L> On 01/22/16 09:53, Gleb Smirnoff wrote:
L> > Author: glebius
L> > Date: Thu Jan 21 22:53:12 2016
L> > New Revision: 294536
L> > URL: https://svnweb.freebsd.org/changeset/base/294536
L> >
L> > Log:
L> > Refactor TCP_CONGESTION setsockopt handling:
L> > - Use M_TEMP instead of stack variable.
L> > - Unroll error handling, removing several levels of indentation.
L>
L> As noted privately elsewhere, this change introduces races with respect
L> to CC algorithm module unloading which will need to be fixed. Just
L> mentioning it again publicly so others are aware of it.
In the code checked in the check for (CC_ALGO(tp)->ctl_output being
not NULL and the actual call are under the same lock.
Is that the race you refer to?
--
Totus tuus, Glebius.
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