{"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\/sv\/blog\/news\/novaya-versiya-patchej-dlya-yadra-linux-s-podderzhkoj-yazyka-rust","title":{"rendered":"Ny version av patchar f\u00f6r Linux-k\u00e4rnan med st\u00f6d f\u00f6r Rust-spr\u00e5ket","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Miguel Ojeda, f\u00f6rfattaren till projektet Rust-for-Linux, har f\u00f6reslagit att utvecklarna av Linux-k\u00e4rnan \u00f6verv\u00e4ger att sl\u00e4ppa v5-komponenter f\u00f6r utveckling av enhetsdrivrutiner p\u00e5 spr\u00e5ket Rust. Detta \u00e4r den sj\u00e4tte upplagan av patcharna, med h\u00e4nsyn till den f\u00f6rsta versionen som publicerades utan versionsnummer. St\u00f6det f\u00f6r Rust ses som experimentellt, men har redan inkluderats i linux-next-grenen och \u00e4r tillr\u00e4ckligt utvecklat f\u00f6r att p\u00e5b\u00f6rja arbetet med att skapa abstraktionslager \u00f6ver k\u00e4rnsystemens underavsnitt, samt f\u00f6r att skriva drivrutiner och moduler. Utvecklingen finansieras av Google och ISRG (Internet Security Research Group), som \u00e4r grundare av projektet Let's Encrypt och fr\u00e4mjar HTTPS och utvecklingen av teknologier f\u00f6r att \u00f6ka internets s\u00e4kerhet.            <\/p>\n<p>Vi p\u00e5minner om att de f\u00f6reslagna f\u00f6r\u00e4ndringarna ger m\u00f6jlighet att anv\u00e4nda Rust som ett andra spr\u00e5k f\u00f6r utveckling av drivrutiner och moduler f\u00f6r k\u00e4rnan. St\u00f6det f\u00f6r Rust presenteras som ett alternativ, inte aktiverat som standard och inte som en obligatorisk byggberoende f\u00f6r k\u00e4rnan. Anv\u00e4ndningen av Rust f\u00f6r utveckling av drivrutiner kommer att m\u00f6jligg\u00f6ra skapandet av s\u00e4krare och h\u00f6gre kvalitetsdrivrutiner med minimala insatser, utan problem som att referera till minnesomr\u00e5den efter att de har frigjorts, dereferera nullpekare och \u00f6verskridning av buffertgr\u00e4nser.    <\/p>\n<p>S\u00e4ker minneshantering s\u00e4kerst\u00e4lls i Rust vid kompilering genom kontroll av referenser, sp\u00e5rning av \u00e4gande av objekt och beaktande av objektens livstid (synlighet), samt genom utv\u00e4rdering av korrekt tillg\u00e5ng till minnet under kodens k\u00f6rning. Rust tillhandah\u00e5ller ocks\u00e5 verktyg f\u00f6r skydd mot heltals\u00f6verfl\u00f6den, kr\u00e4ver obligatorisk initialisering av variabelv\u00e4rden innan anv\u00e4ndning, hanterar fel b\u00e4ttre i standardbiblioteket, till\u00e4mpar konceptet av of\u00f6r\u00e4nderliga (immutable) referenser och variabler som standard och erbjuder stark statisk typning f\u00f6r att minimera logiska fel.    <\/p>\n<p>I den nya versionen av patcharna forts\u00e4tter arbetet med att \u00e5tg\u00e4rda kommentarer som gavs under diskussionerna av f\u00f6rsta, andra, tredje, fj\u00e4rde och femte versionerna av patcharna. I den nya versionen:  <\/p>\n<ul>\n<li class=\"l\"> Verktyget har uppdaterats till version Rust 1.59.0. Den nya versionen av Rust har ocks\u00e5 synkroniserats med en version av biblioteket alloc, vilket eliminerar m\u00f6jliga genereringar av panikstatus n\u00e4r fel uppst\u00e5r, s\u00e5som minnesbrist. Anv\u00e4ndningen av assemblerins\u00e4ttningar (feature(global_asm)) har stabiliserats.\n<li class=\"l\"> St\u00f6d f\u00f6r att skapa v\u00e4rdprogram p\u00e5 spr\u00e5ket Rust som anv\u00e4nds under kompileringen av k\u00e4rnan har lagts till.\n<li class=\"l\"> Ist\u00e4llet f\u00f6r att leverera f\u00f6rskapade filer med specifikationer f\u00f6r m\u00e5lplattformar m\u00f6jligg\u00f6rs deras dynamiska generation baserat p\u00e5 k\u00e4rnkonfigurationen.\n<li class=\"l\"> En k\u00e4rnparameter, HAVE_RUST, har lagts till och aktiveras f\u00f6r arkitekturer d\u00e4r Rust st\u00f6ds.\n<li class=\"l\"> Abstraktioner f\u00f6r anv\u00e4ndning i Rust-koden av en h\u00e5rdvaru-genererad pseudorandom-generator har f\u00f6reslagits.\n<li class=\"l\"> Anv\u00e4ndning av felkoder utan prefixet 'Error::' (t.ex. 'return Err(EINVAL)') har godk\u00e4nts f\u00f6r att n\u00e4rma sig felbehandling av koder i C.\n<li class=\"l\"> Typen 'CString' har lagts till f\u00f6r egna C-str\u00e4ngar. Typerna Formatter och Buffer har sammanfogats.\n<li class=\"l\"> Typerna Bool och LockInfo har lagts till.\n<li class=\"l\"> Implementeringen av spin-l\u00e5s har f\u00f6renklats.        <\/ul>\n<\/ul>\n<p>K\u00e4lla: <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 5.0.4 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041c\u0438\u0433\u0435\u043b\u044c \u041e\u0445\u0435\u0434\u0430 (Miguel 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