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Howlett" , Matthew Wilcox , "Paul E . McKenney" , Jann Horn , David Hildenbrand , linux-mm@kvack.org, linux-kernel@vger.kernel.org, Muchun Song , Richard Henderson , Ivan Kokshaysky , Matt Turner , Thomas Bogendoerfer , "James E . J . 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U2FsdGVkX18ywTSOrfKaPQ56gF4us/64+Vsm712rjwn2lxZit+VTSmFkwxO2Qyj9dou9l95M32t9IXqZhtBcEYdtHnsW9mr22XRB0EtbmwWCku1Sw9CiggtfeFxw+qxZGTgxjKN8KsGRX7pi5mCECgoirV3FgneXyu3QsI/NqCZ2q5M1uWAG/j04rtmIOEH/TOOffp3g/AZ326HY1Xnn+rlabpgRnI1DDrKzxw96ct+EX1rv+loqyCvp1KiSRzzzzgxJFZqAWqjHrDa5m6NEsqKekkeCIOjtdlwOlVyFLK06UVXz+gANsyvpLvAxdRMnUl5OpG13dVQqJ3xTkIFQJNbz96xH0QfUlyWL4HygbCbKcp+JC7r3knW+5UbrLh5amCDzEWxquvT7XRVvu0VEhfZxsZ9QiBgTUITHGf28DaUyMp7n9bf8A8SkCZLd6yE9r2Du9t6P2mAqhmNUILKyD6+U3BT/hUEstaEiOn/CmsIztcsfiLLLwjpV6VPY+AKIqtWMwu2RUdHwEunRVzhzvwbQf8KWbFoN8MFkg0bV7li8OxGJf2Qnb7fUDChmBL3iH9KTjSY7V+ZZORXcjSErzJ7DfG1wZZYEcTASA039qOR9IApzqSb+imfwnlTBACslofBtc8TcHobEXXgPdUeAHH6KbrmSvfJNi1HqIaYa5qBhvLSNVKEU4JlDT0BCBvoI25OgYvsGwY583lOg8tWyy4hz40gDjuC5tH+tGCHG+qBhFwFDXljgxXza0K7iV08HHtL+qY/Aw/5au9bJ0BYc2QMLl8N0IhqcPU9QDowGRqxIVHJVCzr+ihBPbQHfhNMzx5ipy0PDg4AGSmzIxfYo3bwF80RaD+WO4AVbqmxEkLZYs0Pk1ed4Zvh0MUFR21D7mTm0oBb66KSnKSzPrU2RqrgW6LWeXg/CaajZkmvfI07r4oYfF9MLkl5pTh/mIYHrbO061J6Fe2AS5wJuaWz xuBB3AN3 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page should I use it now'. UFFD WP I am not sure > about but presumably also fine. [snip] CORRECTION: (sorry multitasking atm now I have a non-melted CPU) UFFD WP is safe from MADV_FREE as it checks is_poisoned_swp_entry() which this patch updates to include guard pages, a change I will undo in v3. So disregard comment on UFFD WP here.