From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: with ECARTIS (v1.0.0; list xfs); Fri, 30 Mar 2007 06:29:30 -0700 (PDT) Received: from longford.lazybastard.org (lazybastard.de [212.112.238.170]) by oss.sgi.com (8.12.10/8.12.10/SuSE Linux 0.7) with ESMTP id l2UDTO6p014552 for ; Fri, 30 Mar 2007 06:29:25 -0700 Date: Fri, 30 Mar 2007 12:44:49 +0200 From: =?utf-8?B?SsO2cm4=?= Engel Subject: Re: Interface for the new fallocate() system call Message-ID: <20070330104449.GA9371@lazybastard.org> References: <20070225022326.137b4875.akpm@linux-foundation.org> <20070301183445.GA7911@amitarora.in.ibm.com> <20070316143101.GA10152@amitarora.in.ibm.com> <20070316161704.GE8525@osiris.boeblingen.de.ibm.com> <20070317111036.GC29931@parisc-linux.org> <20070321120425.GA27273@amitarora.in.ibm.com> <20070329115126.GB7374@amitarora.in.ibm.com> <20070329101010.7a2b8783.akpm@linux-foundation.org> <20070330071929.GC8365@osiris.boeblingen.de.ibm.com> <17932.54606.323431.491736@cargo.ozlabs.ibm.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <17932.54606.323431.491736@cargo.ozlabs.ibm.com> Sender: xfs-bounce@oss.sgi.com Errors-to: xfs-bounce@oss.sgi.com List-Id: xfs To: Paul Mackerras Cc: Heiko Carstens , Andrew Morton , "Amit K. Arora" , torvalds@linux-foundation.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-ext4@vger.kernel.org, xfs@oss.sgi.com, suparna@in.ibm.com, cmm@us.ibm.com On Fri, 30 March 2007 19:15:58 +1000, Paul Mackerras wrote: > Heiko Carstens writes: > > > If possible I'd prefer the six-32-bit-args approach. > > It does mean extra unnecessary work for 64-bit platforms, though... Wouldn't that work be confined to fallocate()? If I understand Heiko correctly, the alternative would slow s390 down for every syscall, including more performance-critical ones. Jörn -- tglx1 thinks that joern should get a (TM) for "Thinking Is Hard" -- Thomas Gleixner