{"id":55473,"date":"2020-01-21T00:00:00","date_gmt":"2020-01-20T21:00:00","guid":{"rendered":"https:\/\/prohoster.info\/blog\/blog_prohoster\/samsung-predlozhil-novyj-variant-drajvera-exfat-dlya-yadra-linux"},"modified":"2020-02-18T14:03:35","modified_gmt":"2020-02-18T11:03:35","slug":"samsung-predlozhil-novyj-variant-drajvera-exfat-dlya-yadra-linux","status":"publish","type":"post","link":"https:\/\/prohoster.info\/es\/blog\/news\/samsung-predlozhil-novyj-variant-drajvera-exfat-dlya-yadra-linux","title":{"rendered":"Samsung ha propuesto una nueva versi\u00f3n del controlador exFAT para el n\u00facleo de Linux","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>La compa\u00f1\u00eda Samsung <noindex><a rel=\"nofollow\" href=\"https:\/\/lkml.org\/lkml\/2020\/1\/18\/114\">ofreci\u00f3<\/a><\/noindex>  para incluir en el n\u00facleo de Linux un conjunto de parches con la implementaci\u00f3n de un nuevo controlador exFAT, basado en la actual base de c\u00f3digo &#171;sdfat&#187;, que se desarrolla para los firmware de los smartphones Samsung. Si se aceptan los parches, se integrar\u00e1n en el n\u00facleo de Linux 5.6, cuya versi\u00f3n se espera en 2-3 meses. En comparaci\u00f3n con el controlador exFAT previamente agregado al n\u00facleo, el nuevo controlador ofrece un aumento de rendimiento de aproximadamente el 10%.<\/p>\n<p>Las principales diferencias de la versi\u00f3n del controlador sdfat para el n\u00facleo principal de Linux respecto al controlador utilizado por Samsung en Android son:<\/p>\n<ul>\n<li class=\"l\"> Se ha eliminado el c\u00f3digo que implementa el sistema de archivos VFAT, ya que este sistema de archivos est\u00e1 soportado por separado en el n\u00facleo (fs\/fat);\n<li class=\"l\"> El controlador ha sido renombrado de sdfat a exfat;\n<li class=\"l\"> Se ha realizado una refactorizaci\u00f3n del c\u00f3digo. Los textos fuente se han ajustado a los requisitos de formato del n\u00facleo de Linux;\n<li class=\"l\"> Se ha optimizado las operaciones con metadatos, como la creaci\u00f3n de archivos, b\u00fasqueda de elementos del sistema de archivos (lookup) y determinaci\u00f3n del contenido de un directorio (readdir).\n<li class=\"l\"> Se han corregido los errores identificados durante pruebas adicionales.\n<\/ul>\n<p>Recordemos que despu\u00e9s de que la compa\u00f1\u00eda Microsoft <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=51374\">ha publicado<\/a><\/noindex> especificaciones p\u00fablicas y ha proporcionado la posibilidad de uso gratuito de patentes sobre exFAT en Linux, en la secci\u00f3n experimental &#171;staging&#187; (&#171;drivers\/staging\/&#187;) del n\u00facleo 5.4 se a\u00f1adi\u00f3 un controlador exFAT, tambi\u00e9n desarrollado en Samsung, pero basado en  <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/dorimanx\/exfat-nofuse\">c\u00f3digo obsoleto<\/a><\/noindex> (versi\u00f3n 1.2.9). Los entusiastas de los firmwares de Android hab\u00edan <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=51490\">se ha portado<\/a><\/noindex> desarrollado un nuevo controlador sdFAT (2.x), pero la compa\u00f1\u00eda Samsung decidi\u00f3 encargarse de promover este controlador en el n\u00facleo principal de Linux. Adem\u00e1s, la compa\u00f1\u00eda Paragon Software lanz\u00f3 un <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=51724\">controlador alternativo<\/a><\/noindex>, que anteriormente se suministraba en un conjunto de controladores propietario.<\/p>\n<p>El sistema de archivos exFAT fue creado por Microsoft para eliminar las limitaciones de FAT32 al usar unidades Flash de gran capacidad. El soporte para el sistema de archivos exFAT apareci\u00f3 en Windows Vista Service Pack 1 y Windows XP con Service Pack 2. El tama\u00f1o m\u00e1ximo de archivo se ampli\u00f3 de 4 GB a 16 exabytes, se elimin\u00f3 la limitaci\u00f3n del tama\u00f1o m\u00e1ximo de partici\u00f3n de 32 GB, se introdujo un mapa de bloques libres para reducir la fragmentaci\u00f3n y aumentar la velocidad, se elev\u00f3 el l\u00edmite de archivos en un solo directorio a 65 mil, y se previ\u00f3 la posibilidad de almacenar ACL. <\/p>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Fuente: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=52222\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Samsung \u043f\u0440\u0435\u0434\u043b\u043e\u0436\u0438\u043b\u0430 \u0434\u043b\u044f \u0432\u043a\u043b\u044e\u0447\u0435\u043d\u0438\u044f \u0432 \u044f\u0434\u0440\u043e Linux \u043d\u0430\u0431\u043e\u0440 \u043f\u0430\u0442\u0447\u0435\u0439 \u0441 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0435\u0439 \u043d\u043e\u0432\u043e\u0433\u043e \u0434\u0440\u0430\u0439\u0432\u0435\u0440\u0430 exFAT, \u043e\u0441\u043d\u043e\u0432\u0430\u043d\u043d\u043e\u0433\u043e \u043d\u0430 \u0430\u043a\u0442\u0443\u0430\u043b\u044c\u043d\u043e\u0439 \u043a\u043e\u0434\u043e\u0432\u043e\u0439 \u0431\u0430\u0437\u0435 &#171;sdfat&#187;, \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u0435\u043c\u043e\u0439 \u0434\u043b\u044f \u043f\u0440\u043e\u0448\u0438\u0432\u043e\u043a Android-\u0441\u043c\u0430\u0440\u0442\u0444\u043e\u043d\u043e\u0432 Samsung. \u0415\u0441\u043b\u0438 \u043f\u0430\u0442\u0447\u0438 \u0431\u0443\u0434\u0443\u0442 \u043f\u0440\u0438\u043d\u044f\u0442\u044b, \u0442\u043e \u043e\u043d\u0438 \u0432\u043e\u0439\u0434\u0443\u0442 \u0432 \u0441\u043e\u0441\u0442\u0430\u0432 \u044f\u0434\u0440\u0430 Linux 5.6, \u0440\u0435\u043b\u0438\u0437 \u043a\u043e\u0442\u043e\u0440\u043e\u0433\u043e \u043e\u0436\u0438\u0434\u0430\u0435\u0442\u0441\u044f \u0447\u0435\u0440\u0435\u0437 2-3 \u043c\u0435\u0441\u044f\u0446\u0430. \u041f\u043e \u0441\u0440\u0430\u0432\u043d\u0435\u043d\u0438\u044e \u0441 \u0440\u0430\u043d\u0435\u0435 \u0434\u043e\u0431\u0430\u0432\u043b\u0435\u043d\u043d\u044b\u043c \u0432 \u044f\u0434\u0440\u043e \u0434\u0440\u0430\u0439\u0432\u0435\u0440\u043e\u043c exFAT, \u043d\u043e\u0432\u044b\u0439 \u0434\u0440\u0430\u0439\u0432\u0435\u0440 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-55473","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 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