{"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\/ro\/blog\/news\/linus-torvalds-nameren-vklyuchat-svyazannye-s-rust-izmeneniya-v-obhod-mejntejnerov","title":{"rendered":"Linus Torvalds inten\u021bioneaz\u0103 s\u0103 includ\u0103 modific\u0103rile legate de Rust pe calea de ocolire a mentenabilor","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Christoph Hellwig, mentenan\u021ba subsystemului DMA, KVM, Slab Allocator \u0219i arhitectura PowerPC \u00een nucleul Linux, a refuzat \u00een mod principial s\u0103 accepte \u00een nucleu \u00eenveliri Rust pentru subsistemul DMA \u0219i s-a al\u0103turat discu\u021biei despre regulile de \u00eentre\u021binere a Rust \u00een cadrul nucleului, publicate de proiectul Rust for Linux. \u00cen opinia lui Christoph, astfel de reguli sunt inutile p\u00e2n\u0103 c\u00e2nd nu sunt convenite cu comunitatea \u0219i incluse \u00een documenta\u021bia nucleului.      <\/p>\n<p>De asemenea, Christoph a subliniat c\u0103 regulile con\u021bin informa\u021bii incorecte referitoare la faptul c\u0103 mentenan\u021bii pot lua decizii singuri cu privire la includerea codului legat de Rust \u00een subsistemele lor. Potrivit lui Christoph, \u00eentr-o discu\u021bie privat\u0103, Linus Torvalds a declarat c\u0103 este ferm hot\u0103r\u00e2t s\u0103 accepte cod Rust \u00een nucleu, \u00een ciuda obiec\u021biilor mentenan\u021bilor. Astfel, dezvoltatorii \u0219i mentenan\u021bii nucleului vor trebui acum s\u0103 se ocupe de Rust, indiferent dac\u0103 vor sau nu.       <\/p>\n<p>Christoph a comparat din nou r\u0103sp\u00e2ndirea \u00eenvelirilor Rust cu o tumor\u0103 canceroas\u0103 care se va extinde pe toate subsistemele nucleului \u0219i va duce la fragmentare. Dintr-o unitate compact\u0103, nucleul se transform\u0103 \u00eentr-un proiect scris \u00een mai multe limbaje, f\u0103r\u0103 o defini\u021bie clar\u0103 a momentului \u00een care un limbaj ar trebui folosit. Potrivit lui Christoph, lucrul cu o astfel de baz\u0103 de cod mixt\u0103 a devenit pentru el cel mai r\u0103u co\u0219mar, deoarece \u00een aceste condi\u021bii se face continuu rescrierea codului de pe un limbaj pe altul \u0219i apoi \u00eenapoi.    <\/p>\n<p>\u00cen acest context, Christoph cere s\u0103 i se clarifice scopul introducerii Rust \u00een nucleu. Dac\u0103 scopul este de a rezolva problemele de securitate care apar \u00een urma lucrului la nivel de memorie, atunci este necesar\u0103 modernizarea codului existent. Av\u00e2nd \u00een vedere c\u0103 mentenan\u021bii reac\u021bioneaz\u0103 \u00een mod dureros chiar \u0219i la lucruri triviale, cum ar fi verific\u0103rile de dep\u0103\u0219ire a capabilit\u0103\u021bii \u00eentregi, nu este clar cum se poate dep\u0103\u0219i disconfortul \u00eentre o parte a nucleului care nu accept\u0103 nici m\u0103car reguli simple de securitate \u0219i cealalt\u0103 parte care respect\u0103 reguli stricte. Dac\u0103 scopul este simplificarea dezvolt\u0103rii driverelor, atunci introducerea suportului pentru un alt limbaj va ad\u0103uga doar munc\u0103 suplimentar\u0103 \u0219i va cre\u0219te povara asupra oamenilor deja supra\u00eenc\u0103rca\u021bi care men\u021bin infrastructura nucleului \u00een stare de func\u021bionare.      <\/p>\n<p>C\u00e2t despre sus\u021bin\u0103torii integr\u0103rii Rust \u00een nucleu, ace\u0219tia enum\u0103r\u0103 urm\u0103toarele obiective:  <\/p>\n<ul>\n<li class=\"l\"> Scrierea noului cod \u00een limbajul Rust va reduce riscul de erori \u00een gestionarea memoriei \u0219i al st\u0103rilor de competi\u021bie, precum \u0219i va exclude unele erori logice.\n<li class=\"l\"> Pentru mentenan\u021bi, va fi mai simplu s\u0103 revizuiasc\u0103 modific\u0103rile \u0219i s\u0103 realizeze refactoriz\u0103ri ale modulelor av\u00e2nd \u00een vedere garan\u021biile oferite de limbajul Rust.\n<li class=\"l\"> Prezen\u021ba abla\u021biunilor care utilizeaz\u0103 func\u021bionalit\u0103\u021bile avansate ale limbajului Rust va simplifica crearea de noi drivere \u0219i module.\n<li class=\"l\"> Sus\u021binerea unui limbaj modern va atrage noi participan\u021bi \u00een dezvoltarea nucleului.\n<li class=\"l\"> Utilizarea capabilit\u0103\u021bilor instrumentarului Rust va simplifica \u00eendeplinirea cerin\u021belor de documentare a codului. De exemplu, \u00een proiectul Rust for Linux a fost introdus\u0103 cerin\u021ba de documentare obligatorie a API-urilor publice, cerin\u021belor de securitate, blocurilor unsafe \u0219i invariantelor de tip.  <\/ul>\n<p>Sursa: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=62748\">opennet.ro<\/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 5.0.2.1 - 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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