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Wysocki" , Andrea Righi , Guilherme Piccoli References: <20210519152804.27063-1-krzysztof.kozlowski@canonical.com> <892e685f-004b-88db-b1e6-a05c0c84b43a@suse.cz> From: Krzysztof Kozlowski Message-ID: <42f47d7e-4bf8-22a8-c8b8-8fa5221f2cd0@canonical.com> Date: Wed, 19 May 2021 11:43:34 -0400 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.8.1 MIME-Version: 1.0 In-Reply-To: <892e685f-004b-88db-b1e6-a05c0c84b43a@suse.cz> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Authentication-Results: imf15.hostedemail.com; dkim=none; dmarc=fail reason="No valid SPF, No valid DKIM" header.from=canonical.com (policy=none); spf=none (imf15.hostedemail.com: domain of krzysztof.kozlowski@canonical.com has no SPF policy when checking 91.189.89.112) smtp.mailfrom=krzysztof.kozlowski@canonical.com X-Rspamd-Server: rspam01 X-Rspamd-Queue-Id: 8A2B7A0009DD X-Stat-Signature: u3bqas33kyrjiienet6sqxgc4w3acn8c X-HE-Tag: 1621439017-218519 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 19/05/2021 11:38, Vlastimil Babka wrote: > On 5/19/21 5:28 PM, Krzysztof Kozlowski wrote: >> The documentation of DEBUG_PAGEALLOC states that it cannot be used with >> hibernation, however the Kconfig entry would allow it if >> ARCH_SUPPORTS_DEBUG_PAGEALLOC && !PPC && !SPARC. >> >> Fixes: ee3b4290aec0 ("generic debug pagealloc: build fix") >> Signed-off-by: Krzysztof Kozlowski > > Hmm the documentation seems wrong, as going through history it was indeed in > conflict only on PPC and SPARC. Indeed, x86 was never marked as a problem, although text/info warning does not mention specific architectures. > Best regards, Krzysztof