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Date: Tue, 01 May 2012 14:48:41 -0400 From: Jeff Moyer <jmoyer@...hat.com> To: Vivek Goyal <vgoyal@...hat.com> Cc: Jens Axboe <jaxboe@...ionio.com>, Tejun Heo <tj@...nel.org>, Dave Jones <davej@...hat.com>, "linux-kernel\@vger.kernel.org" <linux-kernel@...r.kernel.org>, Sasha Levin <levinsasha928@...il.com> Subject: Re: [PATCH v3.4-rc5] block: iocontext->nr_tasks should be initialized to one Vivek Goyal <vgoyal@...hat.com> writes: > On Tue, May 01, 2012 at 02:31:07PM -0400, Jeff Moyer wrote: > > [..] >> > But as to actual users, I really don't know. I agree it's probably not >> > that widely used. If google still had that code search, we could get a >> > better idea :-) >> >> I know of one project: the venerable dump/restore utility uses CLONE_IO. > > I thought you wrote cooperating queue logic to fix dump as it was not > using CLONE_IO and IO from multiple threads was going in separate > queues. That's correct. I believe I sent the patch for dump before the kernel patch was accepted. Plus, it can't hurt, right? Cheers, Jeff -- 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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