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Wed, 11 Jan 2023 14:12:47 +0000 (UTC) Received: from dovecot-director2.suse.de ([192.168.254.65]) by imap2.suse-dmz.suse.de with ESMTPSA id XtSJBt/DvmPwBwAAMHmgww (envelope-from ); Wed, 11 Jan 2023 14:12:47 +0000 Message-ID: <2e6d0187-bbef-7db1-a2a6-7beae715a17c@suse.cz> Date: Wed, 11 Jan 2023 15:12:46 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.6.1 Subject: Re: [PATCH 6/7] mm/page_alloc: Give GFP_ATOMIC and non-blocking allocations access to reserves Content-Language: en-US To: Mel Gorman , Linux-MM Cc: Andrew Morton , Michal Hocko , NeilBrown , Thierry Reding , Matthew Wilcox , LKML References: <20230109151631.24923-1-mgorman@techsingularity.net> <20230109151631.24923-7-mgorman@techsingularity.net> From: Vlastimil Babka In-Reply-To: <20230109151631.24923-7-mgorman@techsingularity.net> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Rspam-User: X-Rspamd-Server: rspam04 X-Rspamd-Queue-Id: A8A0B40022 X-Stat-Signature: 4x44spmw48s9aywc7eb35isjxinahr1c X-HE-Tag: 1673446368-585358 X-HE-Meta: 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 nVFrwjQ2 ilDDTDLc2hNlnQYNqGRS+gBkuBLetmSiFBGtt0OSihW1/93oBE1dvOOJDCA== 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 1/9/23 16:16, Mel Gorman wrote: > Explicit GFP_ATOMIC allocations get flagged ALLOC_HARDER which is a bit > vague. In preparation for removing __GFP_ATOMIC, give GFP_ATOMIC and > other non-blocking allocation requests equal access to reserve. Rename > ALLOC_HARDER to ALLOC_NON_BLOCK to make it more clear what the flag > means. > > Signed-off-by: Mel Gorman Acked-by: Vlastimil Babka