From mboxrd@z Thu Jan  1 00:00:00 1970
From: Roman Gushchin <roman.gushchin-fxUVXftIFDnyG1zEObXtfA@public.gmane.org>
Subject: Re: [PATCH v5 2/4] selftests: cgroup: return -errno from
 cg_read()/cg_write() on failure
Date: Mon, 25 Apr 2022 18:53:50 -0700
Message-ID: <YmdQrql2rSMwjmY4@carbon>
References: <20220425190040.2475377-1-yosryahmed@google.com>
 <20220425190040.2475377-3-yosryahmed@google.com>
Mime-Version: 1.0
Return-path: <cgroups-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1;
        t=1650938042;
        h=from:from:reply-to:subject:subject:date:date:message-id:message-id:
         to:to:cc:cc:mime-version:mime-version:content-type:content-type:
         in-reply-to:in-reply-to:references:references;
        bh=dZsy6ZebabS1TsQcaFiZ0sPD2AjyXhLmbrTmljIpUeA=;
        b=Pi1rV36/KmttICAXEd0fKT1KpBXiMySRUBxxWjE2+dRPpMgGjZlxHRKt6LrkdEU97QrkS+
        S5iwFooeG+o4SgYZ1oWAlxvXobVWlOqWdlLqCkA1vu08s6FEvumTymbGTVXfQD6X7IHluN
        OORjBvR/DN+bY8gxVyu3IwOtj9fkjFA=
Content-Disposition: inline
In-Reply-To: <20220425190040.2475377-3-yosryahmed-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>
List-ID: <cgroups.vger.kernel.org>
Content-Type: text/plain; charset="us-ascii"
Content-Transfer-Encoding: 7bit
To: Yosry Ahmed <yosryahmed-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>
Cc: Johannes Weiner <hannes-druUgvl0LCNAfugRpC6u6w@public.gmane.org>, Michal Hocko <mhocko-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>, Shakeel Butt <shakeelb-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>, Andrew Morton <akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org>, David Rientjes <rientjes-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>, Tejun Heo <tj-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>, Zefan Li <lizefan.x-EC8Uxl6Npydl57MIdRCFDg@public.gmane.org>, Jonathan Corbet <corbet-T1hC0tSOHrs@public.gmane.org>, Shuah Khan <shuah-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>, Yu Zhao <yuzhao-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>, Dave Hansen <dave.hansen-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>, Wei Xu <weixugc-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>, Greg Thelen <gthelen-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>, Chen Wandun <chenwandun-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>, Vaibhav Jain <vaibhav-tEXmvtCZX7AybS5Ee8rs3A@public.gmane.org>, Michal =?iso-8859-1?Q?Koutn=FD?= <mkoutny-IBi9RG/b67k@public.gmane.org>, Tim Chen <tim.c.chen-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>, cgroups-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-doc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-mm-Bw31MaZKKs3YtjvyW6yDsg@public.gmane.org, linux-kselftest-u79uwXL29TY76Z2rM5mHXA@public.gmane.org

On Mon, Apr 25, 2022 at 07:00:38PM +0000, 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 <yosryahmed-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>
> Acked-by: Shakeel Butt <shakeelb-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>

Acked-by: Roman Gushchin <roman.gushchin-fxUVXftIFDnyG1zEObXtfA@public.gmane.org>

Thanks!