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Wysocki" References: <20201113104033.22907-1-vbabka@suse.cz> <20201113104033.22907-4-vbabka@suse.cz> <751f6a7b-afa3-fe8f-5df2-5a604b762d6a@redhat.com> From: David Hildenbrand Organization: Red Hat GmbH Message-ID: <3028d955-5cc7-aa52-5c07-7109038fdd3e@redhat.com> Date: Fri, 13 Nov 2020 13:17:16 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.6.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 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 13.11.20 13:15, Vlastimil Babka wrote: > On 11/13/20 1:10 PM, David Hildenbrand wrote: >>> @@ -1186,12 +1194,12 @@ void clear_free_pages(void) >>> if (WARN_ON(!(free_pages_map))) >>> return; >>> >>> - if (IS_ENABLED(CONFIG_PAGE_POISONING_ZERO) || want_init_on_free()) { >>> + if (page_poisoning_enabled() || want_init_on_free()) { >> >> Any reason why not to use the static version here? > > It's a single check per resume, so not worth live-patching this place. Agreed, thanks. -- Thanks, David / dhildenb