Date: Mon, 10 Jun 2002 00:15:28 -0700 From: Alfred Perlstein <bright@mu.org> To: Alan Cox <alc@cs.rice.edu> Cc: Alan Cox <alc@FreeBSD.org>, cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org Subject: Re: cvs commit: src/sys/vm vm_map.c Message-ID: <20020610071528.GJ88163@elvis.mu.org> In-Reply-To: <20020610071411.GL17003@cs.rice.edu> References: <200206100611.g5A6BkG16910@freefall.freebsd.org> <20020610061849.GI88163@elvis.mu.org> <20020610071411.GL17003@cs.rice.edu>
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* Alan Cox <alc@cs.rice.edu> [020610 00:14] wrote: > On Sun, Jun 09, 2002 at 11:18:49PM -0700, Alfred Perlstein wrote: > > * Alan Cox <alc@FreeBSD.org> [020609 23:12] wrote: > > > Log: > > > o In vm_map_entry_create(), call uma_zalloc() with M_NOWAIT on system maps. > > > > Are you sure that is correct? Shouldn't we just propogate the WAIT > > flag down from the higher level allocation rather than _always_ > > doing a NOWAIT allocation? > > > > Yes, as sure as I (and Tor) can be. Allocation of map entries > for system maps should never be allowed to block. This is not > a new rule. Prior to the UMA conversion, we had: > > zinitna(kmapentzone, &kmapentobj, > NULL, 0, cnt.v_page_count / 4, ZONE_INTERRUPT, 1); makes sense, thank you. :) -- -Alfred Perlstein [alfred@freebsd.org] To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe cvs-all" in the body of the message
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