{"id":122006,"date":"2025-02-19T14:22:14","date_gmt":"2025-02-19T12:22:14","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/linus-torvalds-nameren-vklyuchat-svyazannye-s-rust-izmeneniya-v-obhod-mejntejnerov"},"modified":"2025-02-19T14:22:14","modified_gmt":"2025-02-19T12:22:14","slug":"linus-torvalds-nameren-vklyuchat-svyazannye-s-rust-izmeneniya-v-obhod-mejntejnerov","status":"publish","type":"post","link":"https:\/\/prohoster.info\/fr\/blog\/news\/linus-torvalds-nameren-vklyuchat-svyazannye-s-rust-izmeneniya-v-obhod-mejntejnerov","title":{"rendered":"Linus Torvalds a l'intention d'inclure des modifications li\u00e9es \u00e0 Rust en contournant les mainteneurs.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Christoph Hellwig, mainteneur des sous-syst\u00e8mes DMA, KVM, Slab Allocator et de l'architecture PowerPC dans le noyau Linux, qui a formellement refus\u00e9 d'accepter les wrappers Rust dans le noyau pour le sous-syst\u00e8me DMA, a rejoint la discussion sur les r\u00e8gles d'accompagnement de Rust dans le noyau, publi\u00e9es par le projet Rust for Linux. Selon Christoph, ces r\u00e8gles sont inutiles tant qu'elles ne sont pas convenues avec la communaut\u00e9 et incluses dans la documentation du noyau.      <\/p>\n<p>Christoph a \u00e9galement signal\u00e9 que les r\u00e8gles contiennent des informations incorrectes concernant la possibilit\u00e9 pour les mainteneurs de prendre des d\u00e9cisions ind\u00e9pendantes sur l'inclusion de code li\u00e9 \u00e0 Rust dans leurs sous-syst\u00e8mes. Selon Christoph, dans une discussion personnelle, Linus Torvalds a d\u00e9clar\u00e9 qu'il avait l'intention ferme d'accepter le code Rust dans le noyau, malgr\u00e9 les objections des mainteneurs. Ainsi, les d\u00e9veloppeurs et les mainteneurs du noyau devront d\u00e9sormais traiter avec Rust, qu'ils le veuillent ou non.       <\/p>\n<p>Christoph a \u00e9galement compar\u00e9 la propagation des wrappers Rust \u00e0 une tumeur canc\u00e9reuse qui se r\u00e9pandrait dans tous les sous-syst\u00e8mes du noyau et m\u00e8nerait \u00e0 une fragmentation. Un noyau unifi\u00e9 se transforme en un projet \u00e9crit dans plusieurs langages, sans d\u00e9finition claire de quand utiliser quel langage. Selon Christoph, travailler avec une telle base de code mixte est devenu son pire cauchemar, car dans de telles conditions, il y a constamment des r\u00e9\u00e9critures de code d'une langue \u00e0 l'autre, puis inversement.    <\/p>\n<p>Christophe demande une clarification sur l'objectif de l'int\u00e9gration de Rust dans le noyau. Si l'objectif est de r\u00e9soudre les probl\u00e8mes de s\u00e9curit\u00e9 li\u00e9s aux op\u00e9rations bas niveau sur la m\u00e9moire, une modernisation du code existant est principalement n\u00e9cessaire. \u00c9tant donn\u00e9 que les mainteneurs r\u00e9agissent douloureusement m\u00eame \u00e0 des choses triviales, comme les v\u00e9rifications de d\u00e9bordement entier, il n'est pas clair comment surmonter le foss\u00e9 entre une partie du noyau qui n'accepte m\u00eame pas des r\u00e8gles simples sur la s\u00e9curit\u00e9 et une autre partie qui respecte des r\u00e8gles strictes. En revanche, si l'objectif est de simplifier le d\u00e9veloppement de pilotes, l'introduction d'un nouveau langage ne fera qu'ajouter un travail suppl\u00e9mentaire et accentuer la charge des personnes d\u00e9j\u00e0 surcharg\u00e9es qui maintiennent l'infrastructure du noyau en \u00e9tat de fonctionnement.      <\/p>\n<p>Quant aux partisans de l'int\u00e9gration de Rust dans le noyau, ils \u00e9voquent les objectifs suivants :  <\/p>\n<ul>\n<li class=\"l\"> \u00c9crire du nouveau code en Rust r\u00e9duira le risque d'erreurs li\u00e9es \u00e0 la m\u00e9moire et aux conditions de concurrence, tout en \u00e9liminant certaines erreurs logiques.\n<li class=\"l\"> Il sera plus facile pour les mainteneurs de r\u00e9viser les modifications et de proc\u00e9der au refactoring des modules en tenant compte des garanties offertes par le langage Rust.\n<li class=\"l\"> La pr\u00e9sence d'abstractions exploitant les capacit\u00e9s avanc\u00e9es de Rust simplifiera la cr\u00e9ation de nouveaux pilotes et modules.\n<li class=\"l\"> Le soutien d'un langage moderne attirera de nouveaux participants au d\u00e9veloppement du noyau.\n<li class=\"l\"> L'utilisation des outils de Rust facilitera le respect des exigences de documentation du code. Par exemple, le projet Rust for Linux a introduit une exigence de documentation obligatoire des API publiques, des exigences de s\u00e9curit\u00e9, des blocs unsafe et des invariants de types.  <\/ul>\n<p>Source : <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=62748\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041a\u0440\u0438\u0441\u0442\u043e\u0444 \u0425\u0435\u043b\u0432\u0438\u0433 (Christoph Hellwig), \u043c\u044d\u0439\u043d\u0442\u0435\u0439\u043d\u0435\u0440 \u043f\u043e\u0434\u0441\u0438\u0441\u0442\u0435\u043c DMA, KVM, Slab Allocator \u0438 \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440\u044b PowerPC \u0432 \u044f\u0434\u0440\u0435 Linux, \u043f\u0440\u0438\u043d\u0446\u0438\u043f\u0438\u0430\u043b\u044c\u043d\u043e \u043e\u0442\u043a\u0430\u0437\u0430\u0432\u0448\u0438\u0439\u0441\u044f \u043f\u0440\u0438\u043d\u0438\u043c\u0430\u0442\u044c \u0432 \u044f\u0434\u0440\u043e Rust-\u043e\u0431\u0432\u044f\u0437\u043a\u0438 \u0434\u043b\u044f \u043f\u043e\u0434\u0441\u0438\u0441\u0442\u0435\u043c\u044b DMA, \u043f\u043e\u0434\u043a\u043b\u044e\u0447\u0438\u043b\u0441\u044f \u043a \u043e\u0431\u0441\u0443\u0436\u0434\u0435\u043d\u0438\u044e \u043f\u0440\u0430\u0432\u0438\u043b \u0441\u043e\u043f\u0440\u043e\u0432\u043e\u0436\u0434\u0435\u043d\u0438\u044f Rust \u0432 \u0441\u043e\u0441\u0442\u0430\u0432\u0435 \u044f\u0434\u0440\u0430, \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d\u043d\u044b\u0445 \u043f\u0440\u043e\u0435\u043a\u0442\u043e\u043c Rust for Linux. \u041f\u043e \u043c\u043d\u0435\u043d\u0438\u044e \u041a\u0440\u0438\u0441\u0442\u043e\u0444\u0430 \u043f\u043e\u0434\u043e\u0431\u043d\u044b\u0435 \u043f\u0440\u0430\u0432\u0438\u043b\u0430 \u0431\u0435\u0441\u043f\u043e\u043b\u0435\u0437\u043d\u044b, \u043f\u043e\u043a\u0430 \u043e\u043d\u0438 \u043d\u0435 \u0441\u043e\u0433\u043b\u0430\u0441\u043e\u0432\u0430\u043d\u044b \u0441 \u0441\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u043e\u043c \u0438 \u043d\u0435 \u0432\u043a\u043b\u044e\u0447\u0435\u043d\u044b \u0432 [&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-122006","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=\"\u041a\u0440\u0438\u0441\u0442\u043e\u0444 \u0425\u0435\u043b\u0432\u0438\u0433 (Christoph Hellwig), \u043c\u044d\u0439\u043d\u0442\u0435\u0439\u043d\u0435\u0440 \u043f\u043e\u0434\u0441\u0438\u0441\u0442\u0435\u043c DMA, KVM, Slab Allocator \u0438 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