Date: Wed, 25 Aug 1999 17:03:24 +1000 From: Stephen McKay <syssgm@detir.qld.gov.au> To: Alan Cox <alc@FreeBSD.org> Cc: cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org, syssgm@detir.qld.gov.au Subject: Re: cvs commit: src/sys/vm vm_map.h Message-ID: <199908250703.RAA14106@nymph.detir.qld.gov.au> In-Reply-To: <199908231808.LAA86314@freefall.freebsd.org> from Alan Cox at "Mon, 23 Aug 1999 11:08:35 -0700" References: <199908231808.LAA86314@freefall.freebsd.org>
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On Monday, 23rd August 1999, Alan Cox wrote: >alc 1999/08/23 11:08:35 PDT > > Modified files: > sys/vm vm_map.h > Log: > struct vm_map: > The lock structure cannot be the first element of the vm_map > because this can result in livelock between two or more system > processes trying to kmem_alloc_wait. Wouldn't it have been better to change the lock code to sleep on a field within the lock structure, rather than the first byte? Stephen. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe cvs-all" in the body of the message
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