Date: Tue, 20 Jul 2004 15:30:19 -0700 From: Alfred Perlstein <alfred@freebsd.org> To: Robert Watson <rwatson@FreeBSD.org> Cc: cvs-all@FreeBSD.org Subject: Re: cvs commit: src/sys/netinet raw_ip.c Message-ID: <20040720223019.GM95729@elvis.mu.org> In-Reply-To: <200407202052.i6KKqUI8010163@repoman.freebsd.org> References: <200407202052.i6KKqUI8010163@repoman.freebsd.org>
next in thread | previous in thread | raw e-mail | index | archive | help
* Robert Watson <rwatson@FreeBSD.org> [040720 13:52] wrote: > rwatson 2004-07-20 20:52:30 UTC > > FreeBSD src repository > > Modified files: > sys/netinet raw_ip.c > Log: > M_PREPEND() the IP header on to the front of an outgoing raw IP packet > using M_DONTWAIT rather than M_WAITOK to avoid sleeping on memory > while holding a mutex. Isn't there a call we can add to mget/malloc/zalloc to do this: if (flags & _WAIT) ask_witness_if_we_can_sleep deferring to the actual tsleep call will never catch as many. If you don't have the time, I may be able to get to this tonight. -- - Alfred Perlstein - Research Engineering Development Inc. - email: bright@mu.org cell: 408-480-4684
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20040720223019.GM95729>