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Howlett" , Lorenzo Stoakes , Madhavan Srinivasan , Mark Rutland , Michael Ellerman , Michal Hocko , Nicholas Piggin , Palmer Dabbelt , Paul Walmsley , "H. Peter Anvin" , Ritesh Harjani , Russell King , Shrikanth Hegde , Suren Baghdasaryan , Sven Schnelle , Thomas Gleixner , Vasily Gorbik , Vlastimil Babka , Will Deacon , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linuxppc-dev@lists.ozlabs.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org References: <20260926-direct-map-verify-wx-v2-1-efcd64a6b74a@kernel.org> From: Dave Hansen Content-Language: en-US Autocrypt: addr=dave.hansen@intel.com; keydata= xsFNBE6HMP0BEADIMA3XYkQfF3dwHlj58Yjsc4E5y5G67cfbt8dvaUq2fx1lR0K9h1bOI6fC oAiUXvGAOxPDsB/P6UEOISPpLl5IuYsSwAeZGkdQ5g6m1xq7AlDJQZddhr/1DC/nMVa/2BoY 2UnKuZuSBu7lgOE193+7Uks3416N2hTkyKUSNkduyoZ9F5twiBhxPJwPtn/wnch6n5RsoXsb ygOEDxLEsSk/7eyFycjE+btUtAWZtx+HseyaGfqkZK0Z9bT1lsaHecmB203xShwCPT49Blxz VOab8668QpaEOdLGhtvrVYVK7x4skyT3nGWcgDCl5/Vp3TWA4K+IofwvXzX2ON/Mj7aQwf5W iC+3nWC7q0uxKwwsddJ0Nu+dpA/UORQWa1NiAftEoSpk5+nUUi0WE+5DRm0H+TXKBWMGNCFn c6+EKg5zQaa8KqymHcOrSXNPmzJuXvDQ8uj2J8XuzCZfK4uy1+YdIr0yyEMI7mdh4KX50LO1 pmowEqDh7dLShTOif/7UtQYrzYq9cPnjU2ZW4qd5Qz2joSGTG9eCXLz5PRe5SqHxv6ljk8mb ApNuY7bOXO/A7T2j5RwXIlcmssqIjBcxsRRoIbpCwWWGjkYjzYCjgsNFL6rt4OL11OUF37wL QcTl7fbCGv53KfKPdYD5hcbguLKi/aCccJK18ZwNjFhqr4MliQARAQABzUVEYXZpZCBDaHJp c3RvcGhlciBIYW5zZW4gKEludGVsIFdvcmsgQWRkcmVzcykgPGRhdmUuaGFuc2VuQGludGVs LmNvbT7CwXgEEwECACIFAlQ+9J0CGwMGCwkIBwMCBhUIAgkKCwQWAgMBAh4BAheAAAoJEGg1 lTBwyZKwLZUP/0dnbhDc229u2u6WtK1s1cSd9WsflGXGagkR6liJ4um3XCfYWDHvIdkHYC1t MNcVHFBwmQkawxsYvgO8kXT3SaFZe4ISfB4K4CL2qp4JO+nJdlFUbZI7cz/Td9z8nHjMcWYF IQuTsWOLs/LBMTs+ANumibtw6UkiGVD3dfHJAOPNApjVr+M0P/lVmTeP8w0uVcd2syiaU5jB aht9CYATn+ytFGWZnBEEQFnqcibIaOrmoBLu2b3fKJEd8Jp7NHDSIdrvrMjYynmc6sZKUqH2 I1qOevaa8jUg7wlLJAWGfIqnu85kkqrVOkbNbk4TPub7VOqA6qG5GCNEIv6ZY7HLYd/vAkVY E8Plzq/NwLAuOWxvGrOl7OPuwVeR4hBDfcrNb990MFPpjGgACzAZyjdmYoMu8j3/MAEW4P0z F5+EYJAOZ+z212y1pchNNauehORXgjrNKsZwxwKpPY9qb84E3O9KYpwfATsqOoQ6tTgr+1BR CCwP712H+E9U5HJ0iibN/CDZFVPL1bRerHziuwuQuvE0qWg0+0SChFe9oq0KAwEkVs6ZDMB2 P16MieEEQ6StQRlvy2YBv80L1TMl3T90Bo1UUn6ARXEpcbFE0/aORH/jEXcRteb+vuik5UGY 5TsyLYdPur3TXm7XDBdmmyQVJjnJKYK9AQxj95KlXLVO38lczsFNBFRjzmoBEACyAxbvUEhd GDGNg0JhDdezyTdN8C9BFsdxyTLnSH31NRiyp1QtuxvcqGZjb2trDVuCbIzRrgMZLVgo3upr MIOx1CXEgmn23Zhh0EpdVHM8IKx9Z7V0r+rrpRWFE8/wQZngKYVi49PGoZj50ZEifEJ5qn/H Nsp2+Y+bTUjDdgWMATg9DiFMyv8fvoqgNsNyrrZTnSgoLzdxr89FGHZCoSoAK8gfgFHuO54B lI8QOfPDG9WDPJ66HCodjTlBEr/Cwq6GruxS5i2Y33YVqxvFvDa1tUtl+iJ2SWKS9kCai2DR 3BwVONJEYSDQaven/EHMlY1q8Vln3lGPsS11vSUK3QcNJjmrgYxH5KsVsf6PNRj9mp8Z1kIG qjRx08+nnyStWC0gZH6NrYyS9rpqH3j+hA2WcI7De51L4Rv9pFwzp161mvtc6eC/GxaiUGuH BNAVP0PY0fqvIC68p3rLIAW3f97uv4ce2RSQ7LbsPsimOeCo/5vgS6YQsj83E+AipPr09Caj 0hloj+hFoqiticNpmsxdWKoOsV0PftcQvBCCYuhKbZV9s5hjt9qn8CE86A5g5KqDf83Fxqm/ vXKgHNFHE5zgXGZnrmaf6resQzbvJHO0Fb0CcIohzrpPaL3YepcLDoCCgElGMGQjdCcSQ+Ci FCRl0Bvyj1YZUql+ZkptgGjikQARAQABwsFfBBgBAgAJBQJUY85qAhsMAAoJEGg1lTBwyZKw l4IQAIKHs/9po4spZDFyfDjunimEhVHqlUt7ggR1Hsl/tkvTSze8pI1P6dGp2XW6AnH1iayn yRcoyT0ZJ+Zmm4xAH1zqKjWplzqdb/dO28qk0bPso8+1oPO8oDhLm1+tY+cOvufXkBTm+whm +AyNTjaCRt6aSMnA/QHVGSJ8grrTJCoACVNhnXg/R0g90g8iV8Q+IBZyDkG0tBThaDdw1B2l asInUTeb9EiVfL/Zjdg5VWiF9LL7iS+9hTeVdR09vThQ/DhVbCNxVk+DtyBHsjOKifrVsYep WpRGBIAu3bK8eXtyvrw1igWTNs2wazJ71+0z2jMzbclKAyRHKU9JdN6Hkkgr2nPb561yjcB8 sIq1pFXKyO+nKy6SZYxOvHxCcjk2fkw6UmPU6/j/nQlj2lfOAgNVKuDLothIxzi8pndB8Jju KktE5HJqUUMXePkAYIxEQ0mMc8Po7tuXdejgPMwgP7x65xtfEqI0RuzbUioFltsp1jUaRwQZ MTsCeQDdjpgHsj+P2ZDeEKCbma4m6Ez/YWs4+zDm1X8uZDkZcfQlD9NldbKDJEXLIjYWo1PH hYepSffIWPyvBMBTW2W5FRjJ4vLRrJSUoEfJuPQ3vW9Y73foyo/qFoURHO48AinGPZ7PC7TF vUaNOTjKedrqHkaOcqB185ahG2had0xnFsDPlx5y In-Reply-To: <20260926-direct-map-verify-wx-v2-1-efcd64a6b74a@kernel.org> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Rspam-User: X-Stat-Signature: 8kr4keibhbru1st7gkinbsmgwr54oax5 X-Rspamd-Server: rspam11 X-Rspamd-Queue-Id: BBF3A80015 X-HE-Tag: 1790604202-472532 X-HE-Meta: U2FsdGVkX18kJ1udRLQbCk0R3nk851YFkV+Soy2S9h44IMXHOfE3QniOXZ6hmj3ztnxkQhuD/DNX8N6Hf8U3YehArUw6I2YHjgv6xJ+KcoZXEYxw5u4QdHw1jdin1L5pXKlB2Dtf/Ko2t8CqlW+I3/v2BYYMBZOnzdtuuEBKSpaxWcU25lQVpyvdNTz91Pvbs919fI1VkBkRLMGeCXzdQK7DCVS3xOQ1ir5VaToSA8PkSKoFkUG/s7FK9A0BqYDsmzexmDGlJUdgK4AShD4BoJbXdUkss543wDsFeqZL5GNm5ZSQ9UyaoqUAMXMRCjX2Ty1UEgolkOgAJHlm1QbCeDgLiqCaSbxaRvWpzj+ALStxAT+FoJosPFL7nhMcn/U+hnOxILXTZDSiHGfEWrAil1xL+Flnc1AzvTbmediBkNYJTNOELXaH+sR3gIWb9DQ948Wx9a+9SJ9B/UEf27SzuJjAb+ExnXbdxMdIjWxrDrolmC1yWo0DMsn4jXURQD8gXKnZYFQrZxjhVsfgGeLAGhogsOgPwCTssudWMg78VDIcSlGtP4l7N1wxqIuRmciONEJIlePGS5Zu6PW+5i6e+IoEklCoAPDC4DUlWvXNcGYlYpEez5sQ5ghIITpyeUJrSkckXEj4Ia/Loiweo+r6/ZjbE3z/fMEgCOEIQMLYViGgTEAeDI04zCUfjDVCPv9Fd4wA+uaqCwRqzS1d/rj+YXL2tSr6OSe6cF7KQGqVOoXpQwLN/xbbWLQZ7t0HfJFY9YehcA3QwS/UvCrNpOJJtki8HUOweH5l+0syPiWvqgkx7lmI8D/arJYfI/VFGlzxNS+PgCDmHTLepebQ4/7U/pL2PZEUvcUZ+oY8pi3unvJmhe3qxGhZHjynMHIfUWL0TF1EpyaOT4BUPLmpa7NYI0mf9NQhIv9WJrd4Lbre1Z/lg9r1AvmYrnc3FE3vddQV7Adk7KR03Iy4+PmJZPM slCBdpgi E/sh9ujURP5ZjkCTRvcKKzX9taoAAjz8ixOt9yFwsvMP1J0jr0HFKYNWWMgtbeD5hNddZq38fix3MqaRMvdPWUR+xMt10bZF1bM80UOaSIGy7cPC7fV6y9VwiSFO58mIdL9kOr71N4W8gwweO/PwxafbTadIKcbK+37esFt1IogClb44jSZI8pJS3euuintmc/5hoPgm3+btSqEXbJ5gw6VHrnlvyOlkMle2VbMVEsPfmCSwVkqjR9zi5gt1tBovdzwJWgYh/In4Nh4+RObGNhvi2u8kcye05dYI9xhAX6PUeKVXZ9xf1NyaKpFMLhrsCSwDX9A3ftfK2r8Una7A2i/1+knhQtoZGxE7H Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On 9/26/26 02:29, Mike Rapoport (Microsoft) wrote: ... > With this, make generic CHECK_WX default to STRICT_KERNEL_RWX while > still leaving users targeting small kernels the possibility to opt-out. Thanks for doing this, Mike. I do still think this makes a lot of sense to have as a default: Acked-by: Dave Hansen