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a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1691348155; x=1691952955; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=d22JKfI71NIpKHRwG3vOpu3nkT6WjBshYL6mgWkvPdY=; b=USnsKNj7KrW3ftKMtlxMe5C5doQF17Ye8yo4EbjLkIa2AU9NuqOQYm7EOn3ZEoCqeV skQghur8gKgN3zstnFJwEpHwNP+Ob6n4lbNhV0KkeO6EAvru59Wdm0+/aIMeVEE0xNbo 5CrQ0h+6Xo6FwJrOc7Oq0sFhG90xN/YIgM531PGY96D4U0KU55Iw5BaYxufhQ3FEUhDc 5duNVeZiyafp5MhWa/gB3xSWgwolkedJbuXW1u6qClVp3oGsaFcU+Hd6Ozo+neCDHoBf T3/gSZpjNaZeqd6K/YWAfoXS+QQQrMfxvNkjzxC/3+g9h754SA2NMF3GZkrgZ4Cl8DY6 Nbjg== X-Gm-Message-State: AOJu0Ywf5r91bGNBi+XuES3GDyI1TyHNTESEw+Hxn/4q8WJUO0sJ6nrR j4VMqGF3dbbKDIUYkaCcwY0R84uxoNRKfzd0u3k= X-Google-Smtp-Source: AGHT+IFK+iIncvmHkPP+nIaTwY5Oehd0wtXlqQHzq3PpgW/ZmWx3PhXIq7W7tKQm/mC3iQpTsRuMeC1ysFc7VypQic0= X-Received: by 2002:a05:622a:1310:b0:40e:2e60:e3cd with SMTP id v16-20020a05622a131000b0040e2e60e3cdmr10943750qtk.47.1691348155198; Sun, 06 Aug 2023 11:55:55 -0700 (PDT) MIME-Version: 1.0 References: <20230802072328.2107981-1-mawupeng1@huawei.com> <20230803105356.f85d6281ffcae68c2d23927a@linux-foundation.org> <00267c6b-3aa4-c5d4-a4cc-4f78619a75ff@huawei.com> In-Reply-To: <00267c6b-3aa4-c5d4-a4cc-4f78619a75ff@huawei.com> From: Yun Levi Date: Sun, 6 Aug 2023 19:55:44 +0100 Message-ID: Subject: Re: [PATCH v2] mm: disable kernelcore=mirror when no mirror memory To: Kefeng Wang Cc: Andrew Morton , Wupeng Ma , rppt@kernel.org, linux-mm@kvack.org Content-Type: text/plain; charset="UTF-8" X-Rspamd-Queue-Id: 4C19F40008 X-Rspam-User: X-Stat-Signature: 7kuq5gnrezgiywz1ag5zktwi8knexiho X-Rspamd-Server: rspam03 X-HE-Tag: 1691348156-658915 X-HE-Meta: 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 gQ5ukl6X LyuWqFEUBRBR5wCT+zJdIoJtom1Ibs6nRMirJ0qGxxhCy8CNfT/GEOpSnoaYpMPGsHwKAiyB5/VyMnPdqpfcA56AvxoXiql7xV4D3rKX10icN8rwlb+MRiouvyKtwv/vtVa+cRSsU8EyjCU1HznSZT+CDJ2eMikqS+opBrN9qFwYlmTru/cadzQ2SMGSuMxkBZMZ/BO6qTp/dhIsp16pIzgIedK4HUUMxx9NGl4BFVZ80UaAnxSpa1bhSamzQsDGjzSPSzinoURWu1l5gb8T4HnE25pqc06871aYy23WiqBDvugH5pPlaTvyh3UBtZBOMNswcmeN9FRbjlpKKE7mqInbGk1hLbnDy+iN2 X-Bogosity: Ham, tests=bogofilter, spamicity=0.010739, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: > We already know whether system has mirror memory or not, so no need > recheck it again and no need to touch zone_movable_pfn. Yes. I think Kefeng Wang's patch is better. :) I missed the system_has_some_mirror. Many thanks..! --------- Sincerely, Levi.