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Message-ID: <20110108115721.GB10971@elte.hu> Date: Sat, 8 Jan 2011 12:57:21 +0100 From: Ingo Molnar <mingo@...e.hu> To: Hillf Danton <dhillf@...il.com>, Tejun Heo <tj@...nel.org> Cc: linux-kernel@...r.kernel.org Subject: Re: [PATCH] replace ida in workqueue with page-sized buffer * Hillf Danton <dhillf@...il.com> wrote: > On Sat, Dec 18, 2010 at 9:10 PM, Hillf Danton <dhillf@...il.com> wrote: > > The id of worker of global work queue is monitored with kernel library, ida. > > > > The ida in global work queue is redefined to be page-sized buffer, > > which is allocated when initializing workqueue. > > > > The new id allocator could monitor ids in the rage from 0 to INT_MAX. > > The buffer is used to store freed ids, and if the peak number of ids, > > in workqueue as whole, is not out of the capacity of the allocated > > buffer, there is no more allocation of buffer after initializing. > > > > The advantage looks that the new allocator runs faster. > > > > Signed-off-by: Hillf Danton <dhillf@...il.com> > > Hey Ingo > > Please take a glance at the patch for replacing ida in workqueue at > > https://lkml.org/lkml/2010/12/18/35 > Tejun is driving workqueues these days. (I've Cc:-ed him.) Thanks, Ingo -- 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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