Date: Wed, 06 Feb 2008 18:34:25 +0200 From: Andriy Gapon <avg@icyb.net.ua> To: pav@FreeBSD.org Cc: Bruce Evans <bde@zeta.org.au>, freebsd-hackers@FreeBSD.org, scottl@FreeBSD.org, freebsd-fs@FreeBSD.org, Julian Elischer <julian@elischer.org>, Remko Lodder <remko@FreeBSD.org> Subject: Re: fs/udf: vm pages "overlap" while reading large dir [patch] Message-ID: <47A9E191.8000607@icyb.net.ua> In-Reply-To: <1202235368.68281.12.camel@ikaros.oook.cz> References: <200612221824.kBMIOhfM049471@freefall.freebsd.org> <47A2EDB0.8000801@icyb.net.ua> <47A2F404.7010208@icyb.net.ua> <47A735A4.3060506@icyb.net.ua> <47A75B47.2040604@elischer.org> <1202155663.62432.0.camel@ikaros.oook.cz> <47A8754C.5010607@icyb.net.ua> <1202235368.68281.12.camel@ikaros.oook.cz>
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on 05/02/2008 20:16 Pav Lucistnik said the following: > Andriy Gapon píše v út 05. 02. 2008 v 16:40 +0200: > >>> Yay, and can you fix the sequential read performance while you're at it? >>> Kthx! > >> this was almost trivial :-) >> See the attached patch, first hunk is just for consistency. >> The code was borrowed from cd9660, only field/variable names are adjusted. > > Omg looks good. Can't wait for it to bubble throught to 6-STABLE :) > > Thanks million for working on this. > Actually the patch is not entirely correct. max_size returned from udf_bmap_internal should be used to calculate number of continuous sectors for read-ahead (as opposed to file size in the patch). -- Andriy Gapon
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