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bh=Sp30z39qJ5sIlGwmXa8064qBxWqWmADfo1Qv+7GX/z4=; b=aSEG7sZzoTJBUm1z6YH9mTduD3/9npZML3Se2BjxRH5ggeTqP9UQeLbENmjTStdIiv EtS02Bq9KsGaGxInZVEKOHIJKhndj6cs+NlvnzLB4Vz8WaggR7MLhOcvsenSgicyXOB2 GZdXuM+4RuXMB5+ohr1QrOLHEbmYP3ESSEUVBsmE8wsKyrj/KkEggvtN130oZqYtVpZe bXT7kK9+pxz6JCLeT7tzpkTh7H3P1C6ueyrQU83wIdmt2rzMWGPD9TXyNdzebk2ZLzhM 4QLx8GjDSVtkJxtWmx8BynTkWVkj0PoH3yX0D99bi8BfDU6r5Vd+sDzFcaCwx062yETY q6OA== X-Gm-Message-State: AOJu0Yzhp6tDXSRiXdfpVaE6yBnWdIXPFVDxvyn6Y8oHMqm9cX/Mst4f 1e6O7rFQnvRdNwSxurfAZb98S1S1tAsYZ/GYsHzsauF4DxK9H5yppBnm2TbN+nw= X-Received: by 2002:a05:6e02:219a:b0:360:7937:6f7 with SMTP id j26-20020a056e02219a00b00360793706f7mr3125990ila.3.1706110829953; Wed, 24 Jan 2024 07:40:29 -0800 (PST) Received: from [192.168.1.116] ([96.43.243.2]) by smtp.gmail.com with ESMTPSA id j26-20020a056e02221a00b00361a166564csm4476442ilf.4.2024.01.24.07.40.29 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 24 Jan 2024 07:40:29 -0800 (PST) Message-ID: Date: Wed, 24 Jan 2024 08:40:28 -0700 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH, RFC] block: set noio context in submit_bio_noacct_nocheck Content-Language: en-US To: Christoph Hellwig Cc: linux-block@vger.kernel.org, tj@kernel.org, jiangshanlai@gmail.com, linux-kernel@vger.kernel.org References: <20240124093941.2259199-1-hch@lst.de> From: Jens Axboe In-Reply-To: <20240124093941.2259199-1-hch@lst.de> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 1/24/24 2:39 AM, Christoph Hellwig wrote: > Make sure all in-line block layer submission runs in noio reclaim > context. This is a big step towards allowing GFP_NOIO, the other > one would be to have noio (and nofs for that matter) workqueues for > kblockd and driver internal workqueues. I really don't like adding this for no good reason. Who's doing non NOIO allocations down from this path? -- Jens Axboe