{"id":182470,"date":"2026-07-05T16:54:20","date_gmt":"2026-07-05T14:54:20","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/v-yadre-linux-namereny-prekratit-podderzhku-staryh-arm-platform-fs-efs-i-32-razryadnyh-msr-interfejsov"},"modified":"2026-07-05T16:54:20","modified_gmt":"2026-07-05T14:54:20","slug":"v-yadre-linux-namereny-prekratit-podderzhku-staryh-arm-platform-fs-efs-i-32-razryadnyh-msr-interfejsov","status":"publish","type":"post","link":"https:\/\/prohoster.info\/es\/blog\/news\/v-yadre-linux-namereny-prekratit-podderzhku-staryh-arm-platform-fs-efs-i-32-razryadnyh-msr-interfejsov","title":{"rendered":"En el n\u00facleo de Linux se planea detener el soporte para antiguas plataformas ARM, sistemas de archivos EFS y interfaces MSR de 32 bits.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Arnd Bergmann, encargado de los paquetes del n\u00facleo en SUSE, ha realizado un segundo intento de limpiar el n\u00facleo de Linux del c\u00f3digo que soporta plataformas ARM obsoletas, que se utilizan muy poco y complican el mantenimiento de los subsistemas actuales. El primer intento se llev\u00f3 a cabo en agosto de 2024, pero se estanc\u00f3, a pesar de que los desarrolladores del n\u00facleo accedieron a realizar la limpieza en 2025 o 2026 despu\u00e9s de formar las ramas LTS correspondientes del n\u00facleo. En el segundo conjunto de parches, Arnd actualiz\u00f3 la informaci\u00f3n y a\u00f1adi\u00f3 advertencias en los archivos de configuraci\u00f3n sobre la transici\u00f3n de plataformas a la categor\u00eda de obsoletas. De hecho, se propone eliminar las plataformas marcadas en el n\u00facleo 7.4, que se espera para principios de 2027.    <\/p>\n<p>Se planea eliminar:  <\/p>\n<ul>\n<li class=\"l\"> Todos los archivos de soporte para placas que no se hayan migrado a la estructura Device Tree. Solo se har\u00e1 una excepci\u00f3n para las plataformas OMAP1 y S3C (ARCH_S3C64XX), ya que el c\u00f3digo para soportar OMAP1 est\u00e1 en proceso de migraci\u00f3n a Device Tree y las placas S3C todav\u00eda se utilizan activamente. Adem\u00e1s, por defecto se deshabilitar\u00e1 el soporte para la estructura ATAGS (ARM Tag-Area), que se utiliz\u00f3 para pasar informaci\u00f3n de configuraci\u00f3n antes de Device Tree.\n<li class=\"l\"> Soporte del conjunto de instrucciones extendido iWMMXt, que se declar\u00f3 obsoleto a partir de GCC 14.\n<li class=\"l\"> La arquitectura ARMv6\/ARM1136r0, que se utiliza en SoCs como ARM1136r0p (NXP i.MX31) y OMAP24xx (Nokia N8xx). La eliminaci\u00f3n no afecta a la arquitectura ARMv6K (ARM1136r1\/ARM1176).\n<li class=\"l\"> Los microcontroladores basados en procesadores Cortex-M3\/M4\/M7 (stm32, imxrt, lpc18xx, samv7) son los \u00faltimos chips soportados en el n\u00facleo que no tienen unidad de gesti\u00f3n de memoria (MMU).\n<li class=\"l\"> RiscPC es la m\u00e1s antigua de las plataformas soportadas en el n\u00facleo.\n<li class=\"l\"> Plataformas LSI Axxia.\n<li class=\"l\"> Emulador para realizar operaciones de punto flotante NWFPE (No Floating Point Emulator), OABI y modo de compatibilidad con OABI (OABI_COMPAT), que permite ejecutar archivos ejecutables compilados para OABI utilizando un n\u00facleo con EABI. Estos subsistemas solo se aplican a dispositivos con procesadores StrongARM basados en la arquitectura ARMv4 y se eliminar\u00e1n mientras haya soporte para StrongARM en el n\u00facleo.\n<li class=\"l\"> La estructura param_struct, utilizada antes de ATAGS (ARM Tag-Area), declarada obsoleta en 2001 y prevista para eliminarse ya en 2006.\n<li class=\"l\"> Marcada como obsoleta y no funcional (broken) la compatibilidad con el modo BE8 (big-endian ARMv7), el cual no se planea eliminar por ahora, ya que representa un inter\u00e9s para probar componentes de espacio de usuario en sistemas big-endian. Se mantiene la compatibilidad con la variante big-endian de ARMv5, ya que se utiliza en los procesadores ixp4xx, que a\u00fan est\u00e1n en uso.    <\/ul>\n<p>Adem\u00e1s, en el n\u00facleo de Linux 7.3 se planea eliminar el sistema de archivos EFS, que se utilizaba en las primeras versiones del sistema operativo IRIX, dej\u00f3 de usarse hace alrededor de 30 a\u00f1os y ya no cuenta con mantenimiento desde hace m\u00e1s de 20 a\u00f1os. Para aquellos que necesitan acceso a la informaci\u00f3n en las particiones con EFS, existen utilidades que funcionan en el espacio de usuario.    <\/p>\n<p>Tambi\u00e9n ha comenzado el trabajo para dejar de usar en el n\u00facleo la interfaz de 32 bits rdmsr() para acceder a los registros MSR (Model Specific Register) en la CPU, que permite leer individualmente el contenido de los valores de 32 bits superiores e inferiores de registros MSR de 64 bits. Se planea eliminar completamente el c\u00f3digo de la interfaz de 32 bits y trasladar el n\u00facleo a la interfaz de 64 bits rdmsrq(), lo que permitir\u00e1 reemplazar todos los macros de alto nivel que acceden a MSR por funciones inline.<br \/>\n<br \/>Fuente: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=65847\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0410\u0440\u043d\u0434 \u0411\u0435\u0440\u0433\u043c\u0430\u043d (Arnd Bergmann), \u043e\u0442\u0432\u0435\u0447\u0430\u044e\u0449\u0438\u0439 \u0437\u0430 \u043f\u0430\u043a\u0435\u0442\u044b \u0441 \u044f\u0434\u0440\u043e\u043c \u0432 SUSE, \u043f\u0440\u0435\u0434\u043f\u0440\u0438\u043d\u044f\u043b \u0432\u0442\u043e\u0440\u0443\u044e \u043f\u043e\u043f\u044b\u0442\u043a\u0443 \u043f\u0440\u043e\u0432\u0435\u0434\u0435\u043d\u0438\u044f \u0447\u0438\u0441\u0442\u043a\u0438 \u044f\u0434\u0440\u0430 Linux \u043e\u0442 \u043a\u043e\u0434\u0430 \u0434\u043b\u044f \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0438 \u0443\u0441\u0442\u0430\u0440\u0435\u0432\u0448\u0438\u0445 \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c ARM, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u043f\u043e\u0447\u0442\u0438 \u043d\u0435 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u044e\u0442\u0441\u044f \u0438 \u043c\u0435\u0448\u0430\u044e\u0442 \u0441\u043e\u043f\u0440\u043e\u0432\u043e\u0436\u0434\u0435\u043d\u0438\u044e \u0430\u043a\u0442\u0443\u0430\u043b\u044c\u043d\u044b\u0445 \u043f\u043e\u0434\u0441\u0438\u0441\u0442\u0435\u043c. \u041f\u0435\u0440\u0432\u0430\u044f \u043f\u043e\u043f\u044b\u0442\u043a\u0430 \u0431\u044b\u043b\u0430 \u0441\u043e\u0432\u0435\u0440\u0448\u0435\u043d\u0430 \u0432 \u0430\u0432\u0433\u0443\u0441\u0442\u0435 2024 \u0433\u043e\u0434\u0430, \u043d\u043e \u0437\u0430\u0431\u0443\u043a\u0441\u043e\u0432\u0430\u043b\u0430, \u043d\u0435\u0441\u043c\u043e\u0442\u0440\u044f \u0441\u043e\u0433\u043b\u0430\u0441\u0438\u0435 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u043e\u0432 \u044f\u0434\u0440\u0430 \u043f\u0440\u043e\u0432\u0435\u0441\u0442\u0438 \u0447\u0438\u0441\u0442\u043a\u0443 \u0432 2025 \u0438\u043b\u0438 2026 \u0433\u043e\u0434\u0430\u0445 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":10,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-182470","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0410\u0440\u043d\u0434 \u0411\u0435\u0440\u0433\u043c\u0430\u043d (Arnd Bergmann), 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