Received: by 2002:a25:c205:0:0:0:0:0 with SMTP id s5csp4451141ybf; Wed, 4 Mar 2020 04:16:49 -0800 (PST) X-Google-Smtp-Source: ADFU+vuROXsbDe/pKx/kttnQJU0rsi5zozJRlW12x8fpDt1pA8FQ7ceWae4zhZZSVS0mOiakBZzL X-Received: by 2002:a54:4585:: with SMTP id z5mr171547oib.149.1583324209406; Wed, 04 Mar 2020 04:16:49 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1583324209; cv=none; d=google.com; s=arc-20160816; b=sYRVGVcu6voq5TcqM7U52+hFohz1ONufTv3SZCnfxSJUl7sijkFziD5Gk5GGgEmDLH brDCssGTYasf5xUi4gHBKLlpS9oBupdA/5c4WA71bvUuGLYAUlsmBhsLWFqp3kO3HidW SWx2jS+ted2kMtwwsrj8ELY2mWDcQhQA17KmGQPJ0rWeQr17H5F3LcYi1X9BgN/EpeXH Mdy710DvNNXv6LyuPp4iM7OaAsz8zzEwUf2sOQWSiv4feo5A0rsqs7+K6Hy+lLo/buUv d8NqWwI6NuwkB22bSvl2clzmYP3vOvk/syWf3of60i2LaO9mn+gL2BGg9EU+ejrcooCs KSmg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:in-reply-to:content-disposition :mime-version:references:message-id:subject:cc:to:from:date :dkim-signature; bh=9BC75AUsCEMb6NVpGmioIBgwHtqsLwEozGF2RRogEWY=; b=byOIjPyMAYow04viFn8EXBuIM50D47sSDwfbq57oai0oTa1pYfgy+fExCi9AokoWAr YNpsIFmYsrEyy8bTthu9AHPlB8FcmkVTGQTSW3A5wxLX90xpj9s9l/vWWczEwT/tETv4 rAcT6HQzUjKQbY22z51qyS6aOEWu1M+SKgNhJqjUKCBsZO4Vahn9YmJHhDuRJwZjHS36 vbMbybLgel4hy1UrGNlPZjt+5eVhM+BllNBtsKMev5r1RNiVx1lLSD9715E5LS5xVXMI 40PQUzEp0N/QKG5OE9OajXpfz54U8vQVk4q/Ovxv6sfCZ1xPGATp/6mzeRiJwYBjK/6y IcJw== ARC-Authentication-Results: i=1; mx.google.com; dkim=fail header.i=@infradead.org header.s=bombadil.20170209 header.b=lAgXXPlC; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id t11si1014518otm.47.2020.03.04.04.16.34; Wed, 04 Mar 2020 04:16:49 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=fail header.i=@infradead.org header.s=bombadil.20170209 header.b=lAgXXPlC; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2387799AbgCDMP6 (ORCPT + 99 others); Wed, 4 Mar 2020 07:15:58 -0500 Received: from bombadil.infradead.org ([198.137.202.133]:48204 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726502AbgCDMP6 (ORCPT ); Wed, 4 Mar 2020 07:15:58 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=In-Reply-To:Content-Type:MIME-Version :References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=9BC75AUsCEMb6NVpGmioIBgwHtqsLwEozGF2RRogEWY=; b=lAgXXPlCT1UfHNmS1L3Zc3HKTX w6X50fEZCH+5nViGjJfLIcc8vBvtW8Ay4kmibSfTln0Dmcu7okVj7jYwr4BCSUoclctVejRR1GMuX BKC7YmX235NhVQtGHHDzVflLM4E6rAosnmMiKHjwAQOxnOxO3o9TrAVJWv4f1mObwzUVkRwPgeja2 0HcP28vimTXKJmHXi1gML+uvTCkxcrRAFq7j3Ho60+HTIWuquHNdcU3oXRqFM1VimthsyY4L3SIPY Af1LPmFajJ0V73g20CxNx2njQ5RsdS3sHvW9qD2gS6F0Wsp3cy3LHfZF9F9W/tYIZWgjf6WAM34KX RI06OicA==; Received: from willy by bombadil.infradead.org with local (Exim 4.92.3 #3 (Red Hat Linux)) id 1j9SwJ-0001cL-1S; Wed, 04 Mar 2020 12:15:51 +0000 Date: Wed, 4 Mar 2020 04:15:50 -0800 From: Matthew Wilcox To: Xianting Tian Cc: akpm@linux-foundation.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] mm/filemap.c: clear page error before actual read Message-ID: <20200304121550.GD29971@bombadil.infradead.org> References: <1583318844-22971-1-git-send-email-xianting_tian@126.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1583318844-22971-1-git-send-email-xianting_tian@126.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Mar 04, 2020 at 05:47:24AM -0500, Xianting Tian wrote: > With the patch, mount operation trigger the calling of > ClearPageError(page) before the actual read, the page has no error > if no additional page error happen when I/O done. > > Signed-off-by: Xianting Tian Reviewed-by: Matthew Wilcox (Oracle)