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[166.172.57.221]) by smtp.gmail.com with ESMTPSA id i199sm607899ywe.89.2019.06.13.01.57.01 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 13 Jun 2019 01:57:06 -0700 (PDT) Subject: Re: [PATCH] io_uring: fix SQPOLL cpu check To: Stephen Bates , Mark Rutland Cc: "linux-block@vger.kernel.org" , "linux-fsdevel@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "shhuiw@foxmail.com" , Logan Gunthorpe , "viro@zeniv.linux.org.uk" , Greg Kroah-Hartman References: <5D2859FE-DB39-48F5-BBB5-6EDD3791B6C3@raithlin.com> <20190612092403.GA38578@lakrids.cambridge.arm.com> From: Jens Axboe Message-ID: Date: Thu, 13 Jun 2019 02:54:45 -0600 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.7.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 6/12/19 3:47 AM, Stephen Bates wrote: >> Aargh. My original patch [1] handled that correctly, and this case was >> explicitly called out in the commit message, which was retained even >> when the patch was "simplified". That's rather disappointing. :/ > > It looks like Jens did a fix for this (44a9bd18a0f06bba > " io_uring: fix failure to verify SQ_AFF cpu") which is in the 5.2-rc series > but which hasn’t been applied to the stable series yet. I am not sure how > I missed that but it makes my patch redundant. > > Jens, will 44a9bd18a0f06bba be applied to stable kernels? Yes, we can get it flagged for stable. Greg, can you pull in the above commit for 5.1 stable? -- Jens Axboe