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Thu, 07 Nov 2019 14:59:23 -0800 (PST) Received: from [100.112.92.218] ([104.133.9.106]) by smtp.gmail.com with ESMTPSA id p7sm3732176pjp.4.2019.11.07.14.59.22 (version=TLS1 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Thu, 07 Nov 2019 14:59:23 -0800 (PST) Date: Thu, 7 Nov 2019 14:59:07 -0800 (PST) From: Hugh Dickins X-X-Sender: hugh@eggly.anvils To: Yang Shi cc: Hugh Dickins , Michal Hocko , akpm@linux-foundation.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] mm: shmem: use proper gfp flags for shmem_writepage() In-Reply-To: Message-ID: References: <1572991351-86061-1-git-send-email-yang.shi@linux.alibaba.com> <20191106151820.GB8138@dhcp22.suse.cz> <733100ea-97aa-db27-4b43-cf42317afaf8@linux.alibaba.com> User-Agent: Alpine 2.11 (LSU 23 2013-08-11) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Thu, 7 Nov 2019, Yang Shi wrote: > On 11/6/19 10:59 AM, Hugh Dickins wrote: > > Yes, I don't think it fixes any actual problem: just a cleanup to > > make the two calls look the same when they don't need to be different > > (whereas the call from __read_swap_cache_async() rightly uses a > > lower priority gfp). > > I'm supposed it is because __read_swap_cache_async()is typically called from > page fault context which is less crucial than reclaim. Exactly. > > Shall I consider this as an ack but with commit log rephrased to reflect the > cleanup? Okay, Acked-by: Hugh Dickins