From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id D61DEC4321E for ; Sat, 26 Nov 2022 02:17:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229973AbiKZCQ7 (ORCPT ); Fri, 25 Nov 2022 21:16:59 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48916 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229514AbiKZCQ5 (ORCPT ); Fri, 25 Nov 2022 21:16:57 -0500 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7CD0C30F4D for ; Fri, 25 Nov 2022 18:16:56 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 23219B82AFF for ; Sat, 26 Nov 2022 02:16:55 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8BDD6C433D6; Sat, 26 Nov 2022 02:16:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1669429013; bh=kDvPHj5wCrq6WnlvH9zd0KKVGoU2QtKs7JnTTAoekQg=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=iQjRcdo2n2lwx+A88dpKbiGVImpKl4W2SIvwL8CR4GfPEFlknaNWNymoS59Os1y8s wmkajOC2vs/62msCTU7udrSWzdvHlTtvHHiyYsayQk95GYP1+rKZ4IcxeKZPOK/nH7 Z/mu00lAOp3e2RqqRyIU6M6rMjkpbb6JP5d+Ooi+pP3EGLj/qH2wm9WD+WLEYmeMek mVSS6lB7XeMvbxlEIuBr3kMvouLrz0ZluKN5+UCInBMXRnjAJyVZIDToI7BH0WxneK JXSXjwkoLruGzlXzlatNbMJVzoQpmyRD2caAQ9bNEV3OUQAcV8Mk2YCZD3ycrVvDud JUKWJBCNMpDlQ== Date: Sat, 26 Nov 2022 10:16:48 +0800 From: Gao Xiang To: Jingbo Xu Cc: xiang@kernel.org, chao@kernel.org, linux-erofs@lists.ozlabs.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 2/2] erofs: enable large folio support for non-compressed format Message-ID: Mail-Followup-To: Jingbo Xu , xiang@kernel.org, chao@kernel.org, linux-erofs@lists.ozlabs.org, linux-kernel@vger.kernel.org References: <20221126005756.7662-1-jefflexu@linux.alibaba.com> <20221126005756.7662-3-jefflexu@linux.alibaba.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20221126005756.7662-3-jefflexu@linux.alibaba.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Jingbo, On Sat, Nov 26, 2022 at 08:57:56AM +0800, Jingbo Xu wrote: > Enable large folio in both device and fscache mode. Then the readahead ^ large folios in both iomap and fscache modes. I tend to enable iomap/fscache large folios with two patches. Also please see dev-test branch. > routine will pass down large folio containing multiple pages. > > Enable this feature for non-compressed format for now, until the > compression part supports large folio later. ^ large folios > > Signed-off-by: Jingbo Xu > --- > fs/erofs/fscache.c | 1 + > fs/erofs/inode.c | 1 + > 2 files changed, 2 insertions(+) > > diff --git a/fs/erofs/fscache.c b/fs/erofs/fscache.c > index 0643b205c7eb..d2dd58ce312b 100644 > --- a/fs/erofs/fscache.c > +++ b/fs/erofs/fscache.c > @@ -436,6 +436,7 @@ struct erofs_fscache *erofs_fscache_acquire_cookie(struct super_block *sb, > inode->i_size = OFFSET_MAX; > inode->i_mapping->a_ops = &erofs_fscache_meta_aops; > mapping_set_gfp_mask(inode->i_mapping, GFP_NOFS); > + mapping_set_large_folios(inode->i_mapping); > Meta inodes currently doesn't need large folios for now, and we don't have readahead policy for these. > ctx->inode = inode; > } > diff --git a/fs/erofs/inode.c b/fs/erofs/inode.c > index ad2a82f2eb4c..85932086d23f 100644 > --- a/fs/erofs/inode.c > +++ b/fs/erofs/inode.c > @@ -295,6 +295,7 @@ static int erofs_fill_inode(struct inode *inode) > goto out_unlock; > } > inode->i_mapping->a_ops = &erofs_raw_access_aops; > + mapping_set_large_folios(inode->i_mapping); > #ifdef CONFIG_EROFS_FS_ONDEMAND > if (erofs_is_fscache_mode(inode->i_sb)) > inode->i_mapping->a_ops = &erofs_fscache_access_aops; > -- > 2.19.1.6.gb485710b >