Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756764Ab3C1O4E (ORCPT ); Thu, 28 Mar 2013 10:56:04 -0400 Received: from li9-11.members.linode.com ([67.18.176.11]:56843 "EHLO imap.thunk.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756703Ab3C1O4A (ORCPT ); Thu, 28 Mar 2013 10:56:00 -0400 Date: Thu, 28 Mar 2013 10:20:27 -0400 From: "Theodore Ts'o" To: Kent Overstreet Cc: linux-kernel@vger.kernel.org, linux-aio@kvack.org, akpm@linux-foundation.org, Zach Brown , Felipe Balbi , Greg Kroah-Hartman , Mark Fasheh , Joel Becker , Rusty Russell , Jens Axboe , Asai Thambi S P , Selvan Mani , Sam Bradshaw , Jeff Moyer , Al Viro , Benjamin LaHaise Subject: Re: [PATCH 05/33] char: add aio_{read,write} to /dev/{null,zero} Message-ID: <20130328142027.GE4989@thunk.org> Mail-Followup-To: Theodore Ts'o , Kent Overstreet , linux-kernel@vger.kernel.org, linux-aio@kvack.org, akpm@linux-foundation.org, Zach Brown , Felipe Balbi , Greg Kroah-Hartman , Mark Fasheh , Joel Becker , Rusty Russell , Jens Axboe , Asai Thambi S P , Selvan Mani , Sam Bradshaw , Jeff Moyer , Al Viro , Benjamin LaHaise References: <1363883754-27966-1-git-send-email-koverstreet@google.com> <1363883754-27966-6-git-send-email-koverstreet@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1363883754-27966-6-git-send-email-koverstreet@google.com> User-Agent: Mutt/1.5.21 (2010-09-15) X-SA-Exim-Connect-IP: X-SA-Exim-Mail-From: tytso@thunk.org X-SA-Exim-Scanned: No (on imap.thunk.org); SAEximRunCond expanded to false Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 633 Lines: 16 On Thu, Mar 21, 2013 at 09:35:26AM -0700, Kent Overstreet wrote: > From: Zach Brown > > These are handy for measuring the cost of the aio infrastructure with > operations that do very little and complete immediately. > > Signed-off-by: Zach Brown > Signed-off-by: Kent Overstreet Reviewed-by: "Theodore Ts'o" -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/