Date: Fri, 30 Aug 2019 00:03:41 +0000 (UTC) From: Gleb Smirnoff <glebius@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r351615 - head/sys/sys Message-ID: <201908300003.x7U03fio055510@repo.freebsd.org>
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Author: glebius Date: Fri Aug 30 00:03:41 2019 New Revision: 351615 URL: https://svnweb.freebsd.org/changeset/base/351615 Log: Allow mbuf queues to be unlimited. There is number of legacy code that uses ifqueue without setting a limit on it first. Easier to allow for that rather than improve legacy drivers. Modified: head/sys/sys/mbuf.h Modified: head/sys/sys/mbuf.h ============================================================================== --- head/sys/sys/mbuf.h Thu Aug 29 23:23:12 2019 (r351614) +++ head/sys/sys/mbuf.h Fri Aug 30 00:03:41 2019 (r351615) @@ -1434,7 +1434,7 @@ static inline int mbufq_full(const struct mbufq *mq) { - return (mq->mq_len >= mq->mq_maxlen); + return (mq->mq_maxlen > 0 && mq->mq_len >= mq->mq_maxlen); } static inline int
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