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 lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 33114C5DF93 for ; Fri, 21 Aug 2026 14:32:17 +0000 (UTC) Received: from boromir.ozlabs.org (localhost [127.0.0.1]) by lists.ozlabs.org (Postfix) with ESMTP id 4hRN7372Sgz2xcG; Sat, 22 Aug 2026 00:32:15 +1000 (AEST) Authentication-Results: lists.ozlabs.org; arc=none smtp.remote-ip=172.234.252.31 ARC-Seal: i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1787322735; cv=none; b=gbR9E6FA7MVptpzv8RV9FG1QebCr20CNfbTnG6R3lacc+905032f1teapSsztfUfXZQQbzC903oJoVTqTsLin5/vXTaMUHfoyZhGjUANsdl3y26VYkD2Fje+8zrRESBdc8EuGPl4HPrmaSReux7tHU/cycNmDh3uAbHBTyTNrmj0s9tZu4Xf6RVb6+F9ui5OTkpylE2iwv3+5MfICofE+SETdWtunCzH1mlUd+hBjnARs+6N0aKN6Hex4IVYX9FRlYPd0n+m++TQcqCKX8KJBg8fBj5GXkBnDgphx3kqBLb5ARJK3pDowOHsJuQiN891SSIbw7gmvp9UCCpvHcftMQ== ARC-Message-Signature: i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1787322735; c=relaxed/relaxed; bh=+fMcDCG+5fbRAUA+2vA7F/VG/AR7ELvZw5ydJwkImkY=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=ShwP94SMUyLl3WlJ05ckzftVI4Cu0lo6/gyz+HecfH3X128y19BeKP++2/odVKfgeZaasrzYgAC04+/TfWY3PmYT5jh5/3pfAzwNG0evYjQaQWXfygDPNvJAqsDZgXcNe+E+hn3NnHvQTodzhpnlU2WYCXV8EaHiBNCjiPgLxgTpdG7h5wYN7hBsVhKRfWt+MHpgKmsp/yUAXt2Eg8Wj93qMD/rPZ2TnGTG7whKoqrqQoTOHXUW6VLMIcyj5V6gI0Wu076AvOXxQx8C4y32kSjjpCYewui4jdcq7rESU3CNTICLhK7dB3sqzhO2rhv4lbhd/PTHsAGpfRW2fT8Pgxg== ARC-Authentication-Results: i=1; lists.ozlabs.org; dmarc=pass (p=quarantine dis=none) header.from=kernel.org; dkim=pass (2048-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=R/zAraoZ; dkim-atps=neutral; spf=pass (client-ip=172.234.252.31; helo=sea.source.kernel.org; envelope-from=xiang@kernel.org; receiver=lists.ozlabs.org) smtp.mailfrom=kernel.org Authentication-Results: lists.ozlabs.org; dmarc=pass (p=quarantine dis=none) header.from=kernel.org Authentication-Results: lists.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=R/zAraoZ; dkim-atps=neutral Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=kernel.org (client-ip=172.234.252.31; helo=sea.source.kernel.org; envelope-from=xiang@kernel.org; receiver=lists.ozlabs.org) Received: from sea.source.kernel.org (sea.source.kernel.org [172.234.252.31]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange x25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4hRN726D9Lz2xWt for ; Sat, 22 Aug 2026 00:32:14 +1000 (AEST) Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by sea.source.kernel.org (Postfix) with ESMTP id 56C2C43F59; Fri, 21 Aug 2026 14:32:12 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 03D561F000E9; Fri, 21 Aug 2026 14:32:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1787322732; bh=+fMcDCG+5fbRAUA+2vA7F/VG/AR7ELvZw5ydJwkImkY=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=R/zAraoZilul6LBO2R+vPGHs16YxvywgycJazEwcRv/U5uwpz7TtJlL6WPdBA/IhZ QwuSjuW5JKlxa5zGkbaRgupG5GkcGGy3yaeTnV4GR8NjkXAtV+EX2DK43jK/mh0vhH AYYS4UJb6xlhJQ7Zy1hRqiG8EZMmNM+6zOWiqWUx3+Egb8IsuGLG9ptTtqMq2tBvZ1 CoxaNJdGSetk4CwGkrrp9+kfU3/7jSgpan7ho/iVU4VmyvUzina2PAppf9Z1lOsO5v c5bcdLgvjOWCt1WQDtiUc/4COtIAns094PRT1+SmkhbOcfvRjzwB+IeCE4nWHrFh8M kq+zfOgzCE53A== Date: Fri, 21 Aug 2026 22:32:03 +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] erofs: support large folio in inode_share mode Message-ID: Mail-Followup-To: Jingbo Xu , xiang@kernel.org, chao@kernel.org, linux-erofs@lists.ozlabs.org, linux-kernel@vger.kernel.org References: <20260821112540.111105-1-jefflexu@linux.alibaba.com> X-Mailing-List: linux-erofs@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Subscribe: , , List-Unsubscribe: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20260821112540.111105-1-jefflexu@linux.alibaba.com> On Fri, Aug 21, 2026 at 07:25:40PM +0800, Jingbo Xu wrote: > erofs_fill_inode() calls mapping_set_large_folios() on each erofs > file's own mapping, but in inode_share mode reads are routed to the > shared inode's page cache instead, whose mapping never had large > folio support enabled. > > Set up large folios for the shared inode's mapping as well. > > Signed-off-by: Jingbo Xu Reviewed-by: Gao Xiang Thanks, Gao Xiang