Date: Tue, 28 Sep 1999 22:47:34 +0800 From: Peter Wemm <peter@netplex.com.au> To: Pierre Beyssac <pb@FreeBSD.org> Cc: cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org Subject: Re: cvs commit: src/sys/kern uipc_socket2.c Message-ID: <19990928144734.ED9AF1CBF@overcee.netplex.com.au> In-Reply-To: Your message of "Tue, 28 Sep 1999 05:59:18 MST." <199909281259.FAA06641@freefall.freebsd.org>
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Pierre Beyssac wrote: > pb 1999/09/28 05:59:18 PDT > > Modified files: > sys/kern uipc_socket2.c > Log: > In sbflush(), don't exit the while loop too early: this can cause > an empty mbuf to stay in the queue, then causing a needless panic > because sb_cc == 0 and sb_mbcnt != 0. > > But we still need to panic rather than endlessly looping if, for > some reason, sb_cc == 0 and there are non-empty mbufs in the queue. Aha!! This sounds an awful lot like a bug I was seeing while using the if_pn driver in certain circumstances... Cheers, -Peter -- Peter Wemm - peter@FreeBSD.org; peter@yahoo-inc.com; peter@netplex.com.au To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe cvs-all" in the body of the message
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