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 8C5C2C4332F for ; Mon, 25 Apr 2022 19:17:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S244900AbiDYTUr (ORCPT ); Mon, 25 Apr 2022 15:20:47 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57810 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S244851AbiDYTUq (ORCPT ); Mon, 25 Apr 2022 15:20:46 -0400 Received: from mail-pl1-x62b.google.com (mail-pl1-x62b.google.com [IPv6:2607:f8b0:4864:20::62b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 93C741002D0 for ; Mon, 25 Apr 2022 12:17:41 -0700 (PDT) Received: by mail-pl1-x62b.google.com with SMTP id c12so28075455plr.6 for ; Mon, 25 Apr 2022 12:17:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=date:from:to:cc:subject:in-reply-to:message-id:references :mime-version; bh=dBJVxT2oQQKuTmNqO746HArxprk0i5OOxyDSI22NCDM=; b=S5hCr2r8dSdLX7LojMvfZCiuELMGIzpE16tCfuLV+niqkLCNloOVHl8rfWXGxMz/RX /uJQeo3CdHZHmOYvDrf9U5VYZnpMd7Se8qzctwcUB8msXmPxwTbqS17Yzb+bEAQGjEui nhFVrlENVGbWGTP0Uo26WNZiuKvHpMPJ+Z/wI0KMOLtzXP16rklqjH5mGGPu19luqczc QadckueHU9DRU+yH4VNbE8IMBAogntAzhSJXQJPtEJbL8SFmZ9ypBs99Rebm9dPjIFBY 7Q/4tAe0VsPh34z+ZAK0xYHwGSJjNzVpvc3PF3dKhIZLj+0Rpv858GdIDBAb/kNvM/wK nUtw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:from:to:cc:subject:in-reply-to:message-id :references:mime-version; bh=dBJVxT2oQQKuTmNqO746HArxprk0i5OOxyDSI22NCDM=; b=45wgF2HGer3f/yBIBqUGPeqOX8vokzd74XbQUPPPpqdfsDYCEsQyPf/yp92Tp7r3j3 XPB0JYg9tzZnWxtLCB80Z/RPPI9mV7qbwRyzbjF1Q1olXcFoy8m7rd5PIu/K73woU2Uc 43C5YsHMD8eaMoY0iH4mIHIO0d1oKfbEtO1B23WLXV3ugKSp0JPMQ+PfA4noc8LZfGrA lsBLVR0wL/DmfA5IancEdfHFTCGzvmrqi5sOyZndWBqaMgdFO/29ickDSMuonqwV2+m+ gAsxNkTke+LbxCF3bTz6G2z+fiXq8/VdtSMPx4aCcHV8NMKdYtNfsD97ME0HQ6siz2TM VHQg== X-Gm-Message-State: AOAM533oSLa9R7kfXxI2u6TO+TolFHNFMYa+WoueJqcNuCniwXSNP/1F KAqbXdrhMJyo+8mA2JrEGYUDrg== X-Google-Smtp-Source: ABdhPJwegg1ZVtvJWdZISaAZfuEHL2yovHoZcVRerWAaWqJBC8aaKMs8ZIcNrjgGbuQO8/Cx9M0MIQ== X-Received: by 2002:a17:902:d545:b0:15d:4a7:d3c1 with SMTP id z5-20020a170902d54500b0015d04a7d3c1mr8631515plf.52.1650914260912; Mon, 25 Apr 2022 12:17:40 -0700 (PDT) Received: from [2620:15c:29:204:185b:8dcc:84d4:fb71] ([2620:15c:29:204:185b:8dcc:84d4:fb71]) by smtp.gmail.com with ESMTPSA id 130-20020a621488000000b00505e6092973sm11814391pfu.68.2022.04.25.12.17.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 25 Apr 2022 12:17:40 -0700 (PDT) Date: Mon, 25 Apr 2022 12:17:39 -0700 (PDT) From: David Rientjes To: Yosry Ahmed cc: Johannes Weiner , Michal Hocko , Shakeel Butt , Andrew Morton , Roman Gushchin , Tejun Heo , Zefan Li , Jonathan Corbet , Shuah Khan , Yu Zhao , Dave Hansen , Wei Xu , Greg Thelen , Chen Wandun , Vaibhav Jain , =?UTF-8?Q?Michal_Koutn=C3=BD?= , Tim Chen , cgroups@vger.kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-kselftest@vger.kernel.org Subject: Re: [PATCH v5 2/4] selftests: cgroup: return -errno from cg_read()/cg_write() on failure In-Reply-To: <20220425190040.2475377-3-yosryahmed@google.com> Message-ID: References: <20220425190040.2475377-1-yosryahmed@google.com> <20220425190040.2475377-3-yosryahmed@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Precedence: bulk List-ID: X-Mailing-List: linux-doc@vger.kernel.org On Mon, 25 Apr 2022, Yosry Ahmed wrote: > Currently, cg_read()/cg_write() returns 0 on success and -1 on failure. > Modify them to return the -errno on failure. > > Signed-off-by: Yosry Ahmed > Acked-by: Shakeel Butt Acked-by: David Rientjes