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Date: Sat, 29 Nov 2008 09:07:07 +0100 From: Eric Dumazet <dada1@...mosbay.com> To: Christoph Hellwig <hch@...radead.org> CC: Peter Zijlstra <a.p.zijlstra@...llo.nl>, Ingo Molnar <mingo@...e.hu>, David Miller <davem@...emloft.net>, "Rafael J. Wysocki" <rjw@...k.pl>, linux-kernel@...r.kernel.org, kernel-testers@...r.kernel.org, Mike Galbraith <efault@....de>, Linux Netdev List <netdev@...r.kernel.org>, Christoph Lameter <cl@...ux-foundation.org> Subject: Re: [PATCH 0/6] fs: Scalability of sockets/pipes allocation/deallocation on SMP Christoph Hellwig a écrit : > On Fri, Nov 28, 2008 at 07:47:56PM +0100, Peter Zijlstra wrote: >>> Wow, that's incredibly impressive! :-) >> Yeah, we got a similar speedup on -rt by pushing those super-block files >> list into per-cpu lists and doing crazy locking on them. >> >> Of course avoiding them all together, like done here is a nicer option >> but is sadly not a possibility for regular files (until hch gets around >> to removing the need for the list). > > We should have finished this long ago, thanks for the reminder. > > inode_in_use could be percpu, at least. Or just zap it, since we never have to scan it. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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