Date: Tue, 1 Nov 2016 11:23:26 -0400 From: Ryan Stone <rysto32@gmail.com> To: Harry Schmalzbauer <freebsd@omnilan.de> Cc: Ryan Stone <rstone@freebsd.org>, "svn-src-all@freebsd.org" <svn-src-all@freebsd.org> Subject: Re: svn commit: r304437 - head/sys/netinet Message-ID: <CAFMmRNyVZzAkFddi7SymrAKZJQHmKufbGndhS-evaY-NUFPPqw@mail.gmail.com> In-Reply-To: <5818B132.5060400@omnilan.de> References: <201608182259.u7IMxAbm002067@repo.freebsd.org> <5818B132.5060400@omnilan.de>
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There are some performance implications of this change that are unresolved in the UDP receive path. I haven't had a chance to go back and try to address that, so I can't MFC until then. On Tue, Nov 1, 2016 at 11:13 AM, Harry Schmalzbauer <freebsd@omnilan.de> wrote: > Bez=C3=BCglich Ryan Stone's Nachricht vom 19.08.2016 00:59 (localtime): > > Author: rstone > > Date: Thu Aug 18 22:59:10 2016 > > New Revision: 304437 > > URL: https://svnweb.freebsd.org/changeset/base/304437 > > > > Log: > > Fix unlocked access to ifnet address list > > > > in_broadcast() was iterating over the ifnet address list without > > first taking an IF_ADDR_RLOCK. This could cause a panic if a > > concurrent operation modified the list. > > > > Reviewed by: bz > > MFC after: 2 months > > Sponsored by: EMC / Isilon Storage Division > > Differential Revision: https://reviews.freebsd.org/D7227 > > Is this intentionally unMFCd? > > Thanks, > > -harry > >
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