{"id":103565,"date":"2022-03-18T21:36:53","date_gmt":"2022-03-18T19:36:53","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/novaya-versiya-patchej-dlya-yadra-linux-s-podderzhkoj-yazyka-rust"},"modified":"2022-03-18T21:36:53","modified_gmt":"2022-03-18T19:36:53","slug":"novaya-versiya-patchej-dlya-yadra-linux-s-podderzhkoj-yazyka-rust","status":"publish","type":"post","link":"https:\/\/prohoster.info\/fr\/blog\/news\/novaya-versiya-patchej-dlya-yadra-linux-s-podderzhkoj-yazyka-rust","title":{"rendered":"Nouvelle version des patches pour le noyau Linux avec support du langage Rust","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Miguel Ojeda, l'auteur du projet Rust-for-Linux, a propos\u00e9 aux d\u00e9veloppeurs du noyau Linux la publication de la version v5 des composants pour le d\u00e9veloppement de pilotes d'appareils en Rust. Il s'agit de la sixi\u00e8me \u00e9dition des patches, tenant compte de la premi\u00e8re version, publi\u00e9e sans num\u00e9ro de version. Le support de Rust est consid\u00e9r\u00e9 comme exp\u00e9rimental, mais est d\u00e9j\u00e0 int\u00e9gr\u00e9 dans la branche linux-next et est suffisamment d\u00e9velopp\u00e9 pour permettre de commencer \u00e0 cr\u00e9er des couches d'abstraction au-dessus des sous-syst\u00e8mes du noyau, ainsi que pour \u00e9crire des pilotes et des modules. Le d\u00e9veloppement est financ\u00e9 par Google et l'organisation ISRG (Internet Security Research Group), qui est le fondateur du projet Let's Encrypt et contribue \u00e0 la promotion du HTTPS et au d\u00e9veloppement de technologies pour am\u00e9liorer la s\u00e9curit\u00e9 d'Internet.            <\/p>\n<p>Rappelons que les modifications propos\u00e9es permettent d'utiliser Rust comme deuxi\u00e8me langage pour le d\u00e9veloppement de pilotes et de modules du noyau. Le support de Rust est pr\u00e9sent\u00e9 comme une option, non activ\u00e9e par d\u00e9faut et ne conduisant pas \u00e0 l'inclusion de Rust parmi les d\u00e9pendances de construction obligatoires du noyau. L'utilisation de Rust pour le d\u00e9veloppement de pilotes permettra de cr\u00e9er des pilotes s\u00fbrs et de meilleure qualit\u00e9 avec un minimum d'efforts, en \u00e9vitant des probl\u00e8mes tels que l'acc\u00e8s \u00e0 une zone m\u00e9moire apr\u00e8s sa lib\u00e9ration, la d\u00e9r\u00e9f\u00e9renciation de pointeurs nuls et le d\u00e9passement de tampon.    <\/p>\n<p>La s\u00e9curit\u00e9 de la m\u00e9moire est assur\u00e9e dans Rust au moment de la compilation par la v\u00e9rification des r\u00e9f\u00e9rences, le suivi de la propri\u00e9t\u00e9 des objets et la prise en compte de la dur\u00e9e de vie des objets (port\u00e9e), ainsi que par l'\u00e9valuation de l'acc\u00e8s \u00e0 la m\u00e9moire lors de l'ex\u00e9cution du code. Rust fournit \u00e9galement des moyens de protection contre les d\u00e9bordements d'entiers, exige l'initialisation obligatoire des variables avant leur utilisation, g\u00e8re mieux les erreurs dans la biblioth\u00e8que standard, applique le concept de r\u00e9f\u00e9rences et de variables immuables par d\u00e9faut, et propose une forte typage statique pour minimiser les erreurs logiques.    <\/p>\n<p>Dans la nouvelle version des correctifs, la correction des commentaires \u00e9mis lors des discussions des premi\u00e8re, deuxi\u00e8me, troisi\u00e8me, quatri\u00e8me et cinqui\u00e8me \u00e9ditions des correctifs a \u00e9t\u00e9 poursuivie. Dans la nouvelle version :  <\/p>\n<ul>\n<li class=\"l\"> Les outils ont \u00e9t\u00e9 mis \u00e0 jour vers la version Rust 1.59.0. Avec cette nouvelle version de Rust, la variante de la biblioth\u00e8que alloc a \u00e9galement \u00e9t\u00e9 synchronis\u00e9e, \u00e9liminant les potentielles g\u00e9n\u00e9rarions d'\u00e9tat \u00ab panic \u00bb en cas d'erreurs telles que le manque de m\u00e9moire. La possibilit\u00e9 d'utiliser des insertions en assembleur (\u00ab feature(global_asm) \u00bb) a \u00e9t\u00e9 stabilis\u00e9e.\n<li class=\"l\"> Ajout du support de la cr\u00e9ation d'applications h\u00f4tes en langage Rust, utilis\u00e9es lors de la compilation du noyau.\n<li class=\"l\"> Au lieu de fournir des fichiers pr\u00e9-cr\u00e9\u00e9s avec la sp\u00e9cification des plateformes cibles, une g\u00e9n\u00e9ration dynamique bas\u00e9e sur la configuration du noyau a \u00e9t\u00e9 mise en place.\n<li class=\"l\"> Un param\u00e8tre noyau HAVE_RUST a \u00e9t\u00e9 ajout\u00e9, activ\u00e9 pour les architectures qui supportent Rust.\n<li class=\"l\"> Des abstractions pour l'utilisation dans le code en langage Rust du g\u00e9n\u00e9rateur mat\u00e9riel de nombres pseudo-al\u00e9atoires ont \u00e9t\u00e9 propos\u00e9es.\n<li class=\"l\"> L'utilisation de codes d'erreurs sans le pr\u00e9fixe \u00ab Error:: \u00bb (par exemple, \u00ab return Err(EINVAL) \u00bb) a \u00e9t\u00e9 autoris\u00e9e pour se rapprocher du traitement des codes d'erreurs en C.\n<li class=\"l\"> Un type \u00ab CString \u00bb a \u00e9t\u00e9 ajout\u00e9 pour les cha\u00eenes C personnalis\u00e9es. Les types Formatter et Buffer ont \u00e9t\u00e9 fusionn\u00e9s.\n<li class=\"l\"> Les types Bool et LockInfo ont \u00e9t\u00e9 ajout\u00e9s.\n<li class=\"l\"> L'impl\u00e9mentation des verrous spin a \u00e9t\u00e9 simplifi\u00e9e.        <\/ul>\n<\/ul>\n<p>Source : <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=56877\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041c\u0438\u0433\u0435\u043b\u044c \u041e\u0445\u0435\u0434\u0430 (Miguel Ojeda), \u0430\u0432\u0442\u043e\u0440 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 Rust-for-Linux, \u043f\u0440\u0435\u0434\u043b\u043e\u0436\u0438\u043b \u0434\u043b\u044f \u0440\u0430\u0441\u0441\u043c\u043e\u0442\u0440\u0435\u043d\u0438\u044f \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u0430\u043c\u0438 \u044f\u0434\u0440\u0430 Linux \u0432\u044b\u043f\u0443\u0441\u043a v5 \u043a\u043e\u043c\u043f\u043e\u043d\u0435\u043d\u0442\u043e\u0432 \u0434\u043b\u044f \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0434\u0440\u0430\u0439\u0432\u0435\u0440\u043e\u0432 \u0443\u0441\u0442\u0440\u043e\u0439\u0441\u0442\u0432 \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 Rust. \u042d\u0442\u043e \u0448\u0435\u0441\u0442\u0430\u044f \u0440\u0435\u0434\u0430\u043a\u0446\u0438\u044f \u043f\u0430\u0442\u0447\u0435\u0439 \u0441 \u0443\u0447\u0451\u0442\u043e\u043c \u043f\u0435\u0440\u0432\u043e\u0433\u043e \u0432\u0430\u0440\u0438\u0430\u043d\u0442\u0430, \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d\u043d\u043e\u0433\u043e \u0431\u0435\u0437 \u043d\u043e\u043c\u0435\u0440\u0430 \u0432\u0435\u0440\u0441\u0438\u0438. \u041f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0430 Rust \u0440\u0430\u0441\u0441\u043c\u0430\u0442\u0440\u0438\u0432\u0430\u0435\u0442\u0441\u044f \u043a\u0430\u043a \u044d\u043a\u0441\u043f\u0435\u0440\u0438\u043c\u0435\u043d\u0442\u0430\u043b\u044c\u043d\u0430\u044f, \u043d\u043e \u0443\u0436\u0435 \u0432\u043a\u043b\u044e\u0447\u0435\u043d\u0430 \u0432 \u0432\u0435\u0442\u043a\u0443 linux-next \u0438 \u0434\u043e\u0441\u0442\u0430\u0442\u043e\u0447\u043d\u043e \u0440\u0430\u0437\u0432\u0438\u0442\u0430 \u0434\u043b\u044f \u043d\u0430\u0447\u0430\u043b\u0430 \u0440\u0430\u0431\u043e\u0442\u044b \u043f\u043e \u0441\u043e\u0437\u0434\u0430\u043d\u0438\u044e \u0441\u043b\u043e\u0451\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-103565","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 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