Date: Fri, 11 Jul 2003 12:04:22 -0500 (CDT) From: Mike Silbersack <silby@silby.com> To: Bosko Milekic <bmilekic@technokratis.com> Cc: cvs-all@FreeBSD.org Subject: Re: cvs commit: src/sys/kern sys_pipe.c Message-ID: <20030711120225.D1081@odysseus.silby.com> In-Reply-To: <20030711122818.GA7755@technokratis.com> References: <200307092159.h69LxmR3001446@repoman.freebsd.org> <20030711122818.GA7755@technokratis.com>
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On Fri, 11 Jul 2003, Bosko Milekic wrote: > > - Use atomic ops to update the bigpipe count > > - Make the bigpipe count sysctl readable > ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ > Can all these global variables (especially those manipulated at > the same time) perhaps all be protected by a single mutex (or > manipulated under an existing mutex) instead of all being done > bus-locked, one after the other? Possibly, but the entire locking strategy needs to be reexamined, so trying to deal with those atomic ops first would be a waste of time. Mike "Silby" Silbersack
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