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Date: Thu, 20 Feb 2020 09:42:19 +0000 From: Johannes Thumshirn <Johannes.Thumshirn@....com> To: Matthew Wilcox <willy@...radead.org>, "linux-fsdevel@...r.kernel.org" <linux-fsdevel@...r.kernel.org> CC: "linux-mm@...ck.org" <linux-mm@...ck.org>, "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>, "linux-btrfs@...r.kernel.org" <linux-btrfs@...r.kernel.org>, "linux-erofs@...ts.ozlabs.org" <linux-erofs@...ts.ozlabs.org>, "linux-ext4@...r.kernel.org" <linux-ext4@...r.kernel.org>, "linux-f2fs-devel@...ts.sourceforge.net" <linux-f2fs-devel@...ts.sourceforge.net>, "cluster-devel@...hat.com" <cluster-devel@...hat.com>, "ocfs2-devel@....oracle.com" <ocfs2-devel@....oracle.com>, "linux-xfs@...r.kernel.org" <linux-xfs@...r.kernel.org> Subject: Re: [PATCH v7 14/24] btrfs: Convert from readpages to readahead On 19/02/2020 22:03, Matthew Wilcox wrote: > From: "Matthew Wilcox (Oracle)" <willy@...radead.org> > > Use the new readahead operation in btrfs. Add a > readahead_for_each_batch() iterator to optimise the loop in the XArray. OK I must admit I haven't followed this series closely, but what happened to said readahead_for_each_batch()? As far as I can see it's now: [...] > + while ((nr = readahead_page_batch(rac, pagepool))) {
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