From: =?utf-8?B?SsO2cm4=?= Engel Subject: Re: Interface for the new fallocate() system call Date: Mon, 9 Apr 2007 18:34:37 +0200 Message-ID: <20070409163436.GA24012@lazybastard.org> References: <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> <20070330104449.GA9371@lazybastard.org> <17946.14646.808334.441833@cargo.ozlabs.ibm.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: QUOTED-PRINTABLE 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 To: Paul Mackerras Return-path: Content-Disposition: inline In-Reply-To: <17946.14646.808334.441833@cargo.ozlabs.ibm.com> Sender: linux-fsdevel-owner@vger.kernel.org List-Id: linux-ext4.vger.kernel.org On Mon, 9 April 2007 23:01:42 +1000, Paul Mackerras wrote: > J=C3=B6rn Engel writes: >=20 > > Wouldn't that work be confined to fallocate()? If I understand Hei= ko > > correctly, the alternative would slow s390 down for every syscall, > > including more performance-critical ones. >=20 > The alternative that Jakub suggested wouldn't slow s390 down. True. And it appears to be one of the least offensive options we have. J=C3=B6rn --=20 My second remark is that our intellectual powers are rather geared to master static relations and that our powers to visualize processes evolving in time are relatively poorly developed. -- Edsger W. Dijkstra - To unsubscribe from this list: send the line "unsubscribe linux-fsdevel= " in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html