{"id":90611,"date":"2020-08-03T13:42:18","date_gmt":"2020-08-03T11:42:18","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/reliz-yadra-linux-5-8"},"modified":"2020-08-03T13:42:18","modified_gmt":"2020-08-03T11:42:18","slug":"reliz-yadra-linux-5-8","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sl\/blog\/news\/reliz-yadra-linux-5-8","title":{"rendered":"Izdanja jezgra Linux 5.8","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>\u041f\u043e\u0441\u043b\u0435 \u0434\u0432\u0443\u0445 \u043c\u0435\u0441\u044f\u0446\u0435\u0432 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u041b\u0438\u043d\u0443\u0441 \u0422\u043e\u0440\u0432\u0430\u043b\u044c\u0434\u0441 <noindex><a rel=\"nofollow\" href=\"https:\/\/lkml.org\/lkml\/2020\/8\/2\/293\">\u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u0438\u043b<\/a><\/noindex> \u0440\u0435\u043b\u0438\u0437 \u044f\u0434\u0440\u0430 <noindex><a rel=\"nofollow\" href=\"https:\/\/kernel.org\">Linux 5.8<\/a><\/noindex>. Med najbolj opaznimi spremembi sta detektor stanj tekmovanja KCSAN in univerzalni mehanizem za dostavo obvestil v uporabni\u0161ki prostor, podpora napravam za inline \u0161ifriranje, raz\u0161irjeni za\u0161\u010ditni mehanizmi za ARM64, podpora ruskemu procesorju Baikal-T1, mo\u017enost lo\u010denega monta\u017ee instanc procfs ter implementacija za\u0161\u010ditnih mehanizmov Shadow Call Stack in BTI za ARM64.<\/p>\n<p>\u042f\u0434\u0440\u043e 5.8 \u0441\u0442\u0430\u043b\u043e \u0441\u0430\u043c\u044b\u043c \u043a\u0440\u0443\u043f\u043d\u044b\u043c \u043f\u043e \u0447\u0438\u0441\u043b\u0443 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u0439 \u0438\u0437 \u0432\u0441\u0435\u0445 \u044f\u0434\u0435\u0440 \u0437\u0430 \u0432\u0441\u0451 \u0432\u0440\u0435\u043c\u044f \u0441\u0443\u0449\u0435\u0441\u0442\u0432\u043e\u0432\u0430\u043d\u0438\u044f \u043f\u0440\u043e\u0435\u043a\u0442\u0430. \u041f\u0440\u0438 \u044d\u0442\u043e\u043c \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u044f \u043d\u0435 \u0441\u0432\u044f\u0437\u0430\u043d\u044b \u0441 \u043a\u0430\u043a\u043e\u0439-\u0442\u043e \u043e\u0434\u043d\u043e\u0439 \u043f\u043e\u0434\u0441\u0438\u0441\u0442\u0435\u043c\u043e\u0439, \u0430 \u043e\u0445\u0432\u0430\u0442\u044b\u0432\u0430\u044e\u0442 \u0440\u0430\u0437\u043d\u044b\u0435 \u0447\u0430\u0441\u0442\u0438 \u044f\u0434\u0440\u0430 \u0438 \u0432 \u043e\u0441\u043d\u043e\u0432\u043d\u043e\u043c \u0441\u0432\u044f\u0437\u0430\u043d\u044b \u0441 \u0432\u043d\u0443\u0442\u0440\u0435\u043d\u043d\u0438\u043c\u0438 \u043f\u0435\u0440\u0435\u0440\u0430\u0431\u043e\u0442\u043a\u0430\u043c\u0438 \u0438 \u0447\u0438\u0441\u0442\u043a\u043e\u0439. \u0411\u043e\u043b\u044c\u0448\u0435 \u0432\u0441\u0435\u0433\u043e \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u0439 \u043d\u0430\u0431\u043b\u044e\u0434\u0430\u0435\u0442\u0441\u044f \u0432 \u0434\u0440\u0430\u0439\u0432\u0435\u0440\u0430\u0445. \u0412 \u043d\u043e\u0432\u0443\u044e \u0432\u0435\u0440\u0441\u0438\u044e \u043f\u0440\u0438\u043d\u044f\u0442\u043e 17606 \u0438\u0441\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u0439 \u043e\u0442 2081 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u043e\u0432, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u0437\u0430\u0442\u0440\u043e\u043d\u0443\u043b\u0438 \u043f\u0440\u0438\u043c\u0435\u0440\u043d\u043e 20% \u0432\u0441\u0435\u0445 \u0444\u0430\u0439\u043b\u043e\u0432 \u0432 \u0440\u0435\u043f\u043e\u0437\u0438\u0442\u043e\u0440\u0438\u0438 \u0441 \u043a\u043e\u0434\u043e\u043c \u044f\u0434\u0440\u0430. \u0420\u0430\u0437\u043c\u0435\u0440 \u043f\u0430\u0442\u0447\u0430 &#8212; 65 \u041c\u0411 (\u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u044f \u0437\u0430\u0442\u0440\u043e\u043d\u0443\u043b\u0438 16180 \u0444\u0430\u0439\u043b\u043e\u0432, \u0434\u043e\u0431\u0430\u0432\u043b\u0435\u043d\u043e 1043240 \u0441\u0442\u0440\u043e\u043a \u043a\u043e\u0434\u0430, \u0443\u0434\u0430\u043b\u0435\u043d\u043e 489854 \u0441\u0442\u0440\u043e\u043a).  \u0414\u043b\u044f \u0441\u0440\u0430\u0432\u043d\u0435\u043d\u0438\u044f \u0432 \u0432\u0435\u0442\u043a\u0435 5.7 \u0431\u044b\u043b\u043e \u0432\u043d\u0435\u0441\u0435\u043d\u043e 15033 \u0438\u0441\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u0439, \u0430 \u0440\u0430\u0437\u043c\u0435\u0440 \u043f\u0430\u0442\u0447\u0430 \u0441\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u043b 39 \u041c\u0411. \u041e\u043a\u043e\u043b\u043e 37% \u0432\u0441\u0435\u0445 \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d\u043d\u044b\u0445 \u0432 5.8 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u0439 \u0441\u0432\u044f\u0437\u0430\u043d\u044b \u0441 \u0434\u0440\u0430\u0439\u0432\u0435\u0440\u0430\u043c\u0438 \u0443\u0441\u0442\u0440\u043e\u0439\u0441\u0442\u0432, \u043f\u0440\u0438\u043c\u0435\u0440\u043d\u043e 16% \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u0439 \u0438\u043c\u0435\u044e\u0442 \u043e\u0442\u043d\u043e\u0448\u0435\u043d\u0438\u0435 \u043a \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u044e \u043a\u043e\u0434\u0430, \u0441\u043f\u0435\u0446\u0438\u0444\u0438\u0447\u043d\u043e\u0433\u043e \u0434\u043b\u044f \u0430\u043f\u043f\u0430\u0440\u0430\u0442\u043d\u044b\u0445 \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440, 11% \u0441\u0432\u044f\u0437\u0430\u043d\u043e \u0441 \u0441\u0435\u0442\u0435\u0432\u044b\u043c \u0441\u0442\u0435\u043a\u043e\u043c, 3% &#8212; \u0441 \u0444\u0430\u0439\u043b\u043e\u0432\u044b\u043c\u0438 \u0441\u0438\u0441\u0442\u0435\u043c\u0430\u043c\u0438 \u0438 4% c \u0432\u043d\u0443\u0442\u0440\u0435\u043d\u043d\u0438\u043c\u0438 \u043f\u043e\u0434\u0441\u0438\u0441\u0442\u0435\u043c\u0430\u043c\u0438 \u044f\u0434\u0440\u0430. <\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/kernelnewbies.org\/Linux_5.8\">Glavne<\/a><\/noindex> <noindex><a rel=\"nofollow\" href=\"https:\/\/lwn.net\/Articles\/822527\/\">novosti<\/a><\/noindex>:\n<\/p>\n<ul>\n<li class=\"l\"> <b>Virtualizacija in varnost<\/b>\n<ul>\n<li class=\"l\"> Zagotovljena je zaklepanje nalaganja modulov jedra, ki imajo sekcije s kodo, v katerih so hkrati nastavljeni biti, ki dovoljujejo izvajanje in zapisovanje. Sprememba je bila izvedena v okviru ve\u010djega projekta za odpravljanje jedra od uporabe strani pomnilnika, ki dovoljujejo hkratno izvajanje in zapisovanje.\n<li class=\"l\"> Pojavila se je mo\u017enost ustvarjanja lo\u010denih primerkov procfs, ki omogo\u010dajo uporabo ve\u010d to\u010dk za monta\u017eo procfs, pritrjenih z razli\u010dnimi mo\u017enostmi, a odra\u017eajo en prostor imen identifikatorjev procesov (pid namespace). Prej so vse to\u010dke za monta\u017eo procfs odra\u017eale le eno notranje predstavitev in so se kakr\u0161ne koli spremembe parametrov monta\u017ee odra\u017eale na vseh drugih to\u010dkah monta\u017ee, povezanih z istim prostorom imen identifikatorjev procesov. Med podro\u010dji, kjer je morda potrebna monta\u017ea z razli\u010dnimi mo\u017enostmi, je realizacija lahke izolacije za vgrajene sisteme z mo\u017enostjo skrivanja dolo\u010denih vrst procesov in informacijskih vozli\u0161\u010d v procfs.\n<li class=\"l\"> Za platformo ARM64 je bila implementirana podpora za mehanizem<br \/>\n<noindex><a rel=\"nofollow\" href=\"https:\/\/clang.llvm.org\/docs\/ShadowCallStack.html\">Shadow-Call Stack<\/a><\/noindex>, \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u043c\u043e\u0433\u043e \u043a\u043e\u043c\u043f\u0438\u043b\u044f\u0442\u043e\u0440\u043e\u043c Clang \u0434\u043b\u044f \u0437\u0430\u0449\u0438\u0442\u044b \u043e\u0442 \u043f\u0435\u0440\u0435\u0437\u0430\u043f\u0438\u0441\u0438 \u0430\u0434\u0440\u0435\u0441\u0430 \u0432\u043e\u0437\u0432\u0440\u0430\u0442\u0430 \u0438\u0437 \u0444\u0443\u043d\u043a\u0446\u0438\u0438 \u0432 \u0441\u043b\u0443\u0447\u0430\u0435 \u043f\u0435\u0440\u0435\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044f \u0431\u0443\u0444\u0435\u0440\u0430 \u0432 \u0441\u0442\u0435\u043a\u0435. \u0421\u0443\u0442\u044c \u0437\u0430\u0449\u0438\u0442\u044b \u0432 \u0441\u043e\u0445\u0440\u0430\u043d\u0435\u043d\u0438\u0438 \u043f\u043e\u0441\u043b\u0435 \u043f\u0435\u0440\u0435\u0434\u0430\u0447\u0438 \u0443\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u044f \u0444\u0443\u043d\u043a\u0446\u0438\u0438  \u0430\u0434\u0440\u0435\u0441\u0430 \u0432\u043e\u0437\u0432\u0440\u0430\u0442\u0430 \u0432 \u043e\u0442\u0434\u0435\u043b\u044c\u043d\u043e\u043c &#171;\u0442\u0435\u043d\u0435\u0432\u043e\u043c&#187; \u0441\u0442\u0435\u043a\u0435 \u0438 \u0438\u0437\u0432\u043b\u0435\u0447\u0435\u043d\u0438\u0438 \u0434\u0430\u043d\u043d\u043e\u0433\u043e \u0430\u0434\u0440\u0435\u0441\u0430 \u043f\u0435\u0440\u0435\u0434 \u0432\u044b\u0445\u043e\u0434\u043e\u043c \u0438\u0437 \u0444\u0443\u043d\u043a\u0446\u0438\u0438.<\/p>\n<li class=\"l\"> Za platformo ARM64 je bila dodana podpora za ukaze <noindex><a rel=\"nofollow\" href=\"https:\/\/developer.arm.com\/docs\/ddi0602\/f\/base-instructions-alphabetic-order\/bti-branch-target-identification\">ARMv8.5-BTI<\/a><\/noindex> (Branch Target Indicator) \u0434\u043b\u044f \u0437\u0430\u0449\u0438\u0442\u044b \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044f \u043d\u0430\u0431\u043e\u0440\u043e\u0432 \u0438\u043d\u0441\u0442\u0440\u0443\u043a\u0446\u0438\u0439, \u043d\u0430 \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u043d\u0435 \u0434\u043e\u043b\u0436\u043d\u044b \u0432\u044b\u043f\u043e\u043b\u043d\u044f\u0442\u044c\u0441\u044f \u043f\u0435\u0440\u0435\u0445\u043e\u0434\u044b \u043f\u0440\u0438 \u0432\u0435\u0442\u0432\u043b\u0435\u043d\u0438\u0438. \u0411\u043b\u043e\u043a\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0435 \u043f\u0435\u0440\u0435\u0445\u043e\u0434\u043e\u0432 \u043d\u0430 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u043b\u044c\u043d\u044b\u0435 \u0443\u0447\u0430\u0441\u0442\u043a\u0438 \u043a\u043e\u0434\u0430 \u0440\u0435\u0430\u043b\u0438\u0437\u043e\u0432\u0430\u043d\u043e \u0434\u043b\u044f \u043f\u0440\u043e\u0442\u0438\u0432\u043e\u0434\u0435\u0439\u0441\u0442\u0432\u0438\u044f \u0441\u043e\u0437\u0434\u0430\u043d\u0438\u044e \u0433\u0430\u0434\u0436\u0435\u0442\u043e\u0432 \u0432  \u044d\u043a\u0441\u043f\u043b\u043e\u0438\u0442\u0430\u0445, \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u044e\u0449\u0438\u0445 \u043f\u0440\u0438\u0451\u043c\u044b \u0432\u043e\u0437\u0432\u0440\u0430\u0442\u043d\u043e-\u043e\u0440\u0438\u0435\u043d\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u043e\u0433\u043e \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f (ROP &#8212; Return-Oriented Programming, \u0430\u0442\u0430\u043a\u0443\u044e\u0449\u0438\u0439 \u043d\u0435 \u043f\u044b\u0442\u0430\u0435\u0442\u0441\u044f \u0440\u0430\u0437\u043c\u0435\u0441\u0442\u0438\u0442\u044c \u0441\u0432\u043e\u0439 \u043a\u043e\u0434 \u0432 \u043f\u0430\u043c\u044f\u0442\u0438, \u0430 \u043e\u043f\u0435\u0440\u0438\u0440\u0443\u0435\u0442 \u0443\u0436\u0435 \u0438\u043c\u0435\u044e\u0449\u0438\u043c\u0438\u0441\u044f \u043a\u0443\u0441\u043a\u0430\u043c\u0438 \u043c\u0430\u0448\u0438\u043d\u043d\u044b\u0445 \u0438\u043d\u0441\u0442\u0440\u0443\u043a\u0446\u0438\u0439, \u0437\u0430\u0432\u0435\u0440\u0448\u0430\u044e\u0449\u0438\u0445\u0441\u044f \u0438\u043d\u0441\u0442\u0440\u0443\u043a\u0446\u0438\u0435\u0439 \u0432\u043e\u0437\u0432\u0440\u0430\u0442\u0430 \u0443\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u044f, \u0438\u0437 \u043a\u043e\u0442\u043e\u0440\u044b\u0445 \u0432\u044b\u0441\u0442\u0440\u0430\u0438\u0432\u0430\u044e\u0442\u0441\u044f \u0446\u0435\u043f\u043e\u0447\u043a\u0430 \u0432\u044b\u0437\u043e\u0432\u043e\u0432 \u0434\u043b\u044f \u043f\u043e\u043b\u0443\u0447\u0435\u043d\u0438\u044f \u043d\u0443\u0436\u043d\u043e\u0439 \u0444\u0443\u043d\u043a\u0446\u0438\u043e\u043d\u0430\u043b\u044c\u043d\u043e\u0441\u0442\u0438).\n<li class=\"l\"> Dodana je podpora za strojno opremo za inline-\u0161ifriranje blokovnih naprav (<noindex><a rel=\"nofollow\" href=\"https:\/\/www.kernel.org\/doc\/html\/latest\/block\/inline-encryption.html\">Inline Encryption<\/a><\/noindex>). Naprave za inline-\u0161ifriranje so obi\u010dajno vgrajene v pomnilnik, vendar logi\u010dno postavljene med sistemskim pomnilnikom in diskom, in izvajajo pregledno \u0161ifriranje in de\u0161ifriranje vhodnih\/izhodnih podatkov na podlagi klju\u010dev in algoritma \u0161ifriranja, ki jih dolo\u010di jedro.\n<li class=\"l\"> \u0414\u043e\u0431\u0430\u0432\u043b\u0435\u043d \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440 \u043a\u043e\u043c\u0430\u043d\u0434\u043d\u043e\u0439 \u0441\u0442\u0440\u043e\u043a\u0438 \u044f\u0434\u0440\u0430 &#171;initrdmem&#187;, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0438\u0439 \u0443\u043a\u0430\u0437\u0430\u0442\u044c \u0444\u0438\u0437\u0438\u0447\u0435\u0441\u043a\u0438\u0439 \u0430\u0434\u0440\u0435\u0441 \u0440\u0430\u0437\u043c\u0435\u0449\u0435\u043d\u0438\u044f initrd \u0432 \u043f\u0430\u043c\u044f\u0442\u0438 \u043f\u0440\u0438 \u0440\u0430\u0437\u043c\u0435\u0449\u0435\u043d\u0438\u0438 \u043d\u0430\u0447\u0430\u043b\u044c\u043d\u043e\u0433\u043e \u0437\u0430\u0433\u0440\u0443\u0437\u043e\u0447\u043d\u043e\u0433\u043e \u043e\u0431\u0440\u0430\u0437\u0430 \u0432 \u041e\u0417\u0423.\n<li class=\"l\"> Dodane nove sposobnosti: CAP_PERFMON za pristup perf podsistemu i izvo\u0111enje nadzora performansi. <noindex><a rel=\"nofollow\" href=\"https:\/\/git.kernel.org\/linus\/a17b53c4a4b5\">CAP_BPF<\/a><\/noindex>, omogu\u0107avaju\u0107i izvr\u0161avanje nekih operacija s BPF (na primjer, u\u010ditavanje BPF programa), koje su ranije zahtevale prava CAP_SYS_ADMIN (sada su ovlasti CAP_SYS_ADMIN podeljene na kombinaciju CAP_BPF, CAP_PERFMON i CAP_NET_ADMIN).\n<li class=\"l\"> <noindex><a rel=\"nofollow\" href=\"https:\/\/git.kernel.org\/linus\/5f1f79bbc9e2\">\u0414\u043e\u0431\u0430\u0432\u043b\u0435\u043d\u043e<\/a><\/noindex> novo virtio-mem ure\u0111aj koje omogu\u0107ava vru\u0107e povezivanje i isklju\u010divanje memorije za gostuju\u0107e sisteme.\n<li class=\"l\"> Implementirano povla\u010denje operacija mapiranja u \/dev\/mem, ako ure\u0111aj drajvera koristi preklapaju\u0107e oblasti memorije.\n<li class=\"l\"> Dodana za\u0161\u010dita pred ranljivostjo <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=53126\">CROSSTalk\/SRBDS<\/a><\/noindex>, omogu\u0107avaju\u0107i restauraciju rezultata izvr\u0161enja nekih instrukcija koje se izvr\u0161avaju na drugom CPU jezgru.\n<\/ul>\n<li class=\"l\"> <b>Pomnilnik in sistemske storitve<\/b>\n<ul>\n<li class=\"l\"> U dokumentu koji defini\u0161e pravila za formatiranje koda, <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=53342\">so bili sprejeti<\/a><\/noindex> \u0440\u0435\u043a\u043e\u043c\u0435\u043d\u0434\u0430\u0446\u0438\u0438 \u043f\u043e \u043f\u0440\u0438\u043c\u0435\u043d\u0435\u043d\u0438\u044e \u0438\u043d\u043a\u043b\u044e\u0437\u0438\u0432\u043d\u043e\u0439 \u0442\u0435\u0440\u043c\u0438\u043d\u043e\u043b\u043e\u0433\u0438\u0438. \u0420\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u0430\u043c \u043d\u0435 \u0440\u0435\u043a\u043e\u043c\u0435\u043d\u0434\u0443\u0435\u0442\u0441\u044f \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c \u0441\u0432\u044f\u0437\u043a\u0438 &#8216;master \/ slave&#8217; \u0438 &#8216;blacklist \/ whitelist&#8217;, \u0430 \u0442\u0430\u043a\u0436\u0435 \u043e\u0442\u0434\u0435\u043b\u044c\u043d\u043e \u0441\u043b\u043e\u0432\u043e &#8216;slave&#8217;. \u0420\u0435\u043a\u043e\u043c\u0435\u043d\u0434\u0430\u0446\u0438\u0438 \u043a\u0430\u0441\u0430\u044e\u0442\u0441\u044f \u0442\u043e\u043b\u044c\u043a\u043e \u043d\u043e\u0432\u043e\u0433\u043e \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u044f \u0434\u0430\u043d\u043d\u044b\u0445 \u0442\u0435\u0440\u043c\u0438\u043d\u043e\u0432. \u0423\u0436\u0435 \u0438\u043c\u0435\u044e\u0449\u0438\u0435\u0441\u044f \u0432 \u044f\u0434\u0440\u0435 \u0443\u043f\u043e\u043c\u0438\u043d\u0430\u043d\u0438\u044f \u0443\u043a\u0430\u0437\u0430\u043d\u043d\u044b\u0445 \u0441\u043b\u043e\u0432 \u043e\u0441\u0442\u0430\u043d\u0443\u0442\u0441\u044f \u043d\u0435\u0442\u0440\u043e\u043d\u0443\u0442\u044b\u043c\u0438. \u0412 \u043d\u043e\u0432\u043e\u043c \u043a\u043e\u0434\u0435 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435 \u043e\u0442\u043c\u0435\u0447\u0435\u043d\u043d\u044b\u0445 \u0442\u0435\u0440\u043c\u0438\u043d\u043e\u0432 \u0440\u0430\u0437\u0440\u0435\u0448\u0435\u043d\u043e \u0435\u0441\u043b\u0438 \u0442\u043e\u0433\u043e \u0442\u0440\u0435\u0431\u0443\u0435\u0442 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0430\u043d\u0438\u0435 \u0432\u044b\u0434\u0430\u0432\u0430\u0435\u043c\u043e\u0433\u043e \u0432 \u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u0441\u0442\u0432\u043e \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044f API \u0438 ABI, \u0430 \u0442\u0430\u043a\u0436\u0435 \u043f\u0440\u0438 \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0438 \u043a\u043e\u0434\u0430 \u0434\u043b\u044f \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0438 \u0441\u0443\u0449\u0435\u0441\u0442\u0432\u0443\u044e\u0449\u0435\u0433\u043e \u043e\u0431\u043e\u0440\u0443\u0434\u043e\u0432\u0430\u043d\u0438\u044f \u0438\u043b\u0438 \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u043e\u0432, \u0441\u043f\u0435\u0446\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u0438 \u043d\u0430 \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u043f\u0440\u0435\u0434\u043f\u0438\u0441\u044b\u0432\u0430\u044e\u0442 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435 \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u0451\u043d\u043d\u044b\u0445 \u0442\u0435\u0440\u043c\u0438\u043d\u043e\u0432.\n<li class=\"l\"> Uklju\u010deni su debagerski alati <noindex><a rel=\"nofollow\" href=\"https:\/\/www.kernel.org\/doc\/html\/latest\/dev-tools\/kcsan.html\">KCSAN<\/a><\/noindex> (Kernel Concurrency Sanitizer), namenjen za dinami\u010dko otkrivanje  <noindex><a rel=\"nofollow\" href=\"https:\/\/ru.wikipedia.org\/wiki\/%D0%A1%D0%BE%D1%81%D1%82%D0%BE%D1%8F%D0%BD%D0%B8%D0%B5_%D0%B3%D0%BE%D0%BD%D0%BA%D0%B8\">stanja trke<\/a><\/noindex> unutar jezgra. Kori\u0161\u0107enje KCSAN podr\u017eano je pri izradi u GCC i Clangu i zahteva dodavanje posebnih modifikacija u fazi kompajliranja za pra\u0107enje pristupa memoriji (primenjuju se ta\u010dke prekida koje se aktiviraju prilikom \u010ditanja ili menjanja memorije). Glavna pa\u017enja prilikom razvoja KCSAN bila je usmerena na spre\u010davanje la\u017enih upozorenja, skalabilnost i jednostavnost kori\u0161\u0107enja.\n<li class=\"l\"> Dodano <noindex><a rel=\"nofollow\" href=\"https:\/\/www.kernel.org\/doc\/html\/latest\/watch_queue.html\">univerzalni mehanizam<\/a><\/noindex> dostave obvestil iz jedra v uporabni\u0161ki prostor. Mehanizem temelji na obi\u010dajnem drajverju pipe in omogo\u010da u\u010dinkovito razporejanje obvestil iz jedra po kanalih, odprtih v uporabni\u0161kem prostoru. To\u010dke sprejema obvestil so pipe, odprte v posebnem na\u010dinu in omogo\u010dajo kopi\u010denje sporo\u010dil iz jedra v obro\u010dnem predpomnilniku. Branje se izvede z obi\u010dajno funkcijo read(). Lastnik kanala dolo\u010di, katere vire v jedru je treba spremljati in lahko dolo\u010di filtriranje za ignoriranje sporo\u010dil in dogodkov dolo\u010denega tipa. Zaenkrat podpiramo le operacije s klju\u010di, kot so dodajanje\/odstranjevanje klju\u010dev in sprememba njihovih atributov. Na\u010drtujemo uporabo navedenih dogodkov v GNOME.\n<li class=\"l\"> \u041f\u0440\u043e\u0434\u043e\u043b\u0436\u0435\u043d\u043e \u0440\u0430\u0437\u0432\u0438\u0442\u0438\u0435 \u0444\u0443\u043d\u043a\u0446\u0438\u043e\u043d\u0430\u043b\u044c\u043d\u043e\u0441\u0442\u0438 &#8216;pidfd&#8217;, \u043f\u043e\u043c\u043e\u0433\u0430\u044e\u0449\u0435\u0439 \u043e\u0431\u0440\u0430\u0431\u0430\u0442\u044b\u0432\u0430\u0442\u044c \u0441\u0438\u0442\u0443\u0430\u0446\u0438\u0438 \u0441 \u043f\u043e\u0432\u0442\u043e\u0440\u043d\u044b\u043c \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435\u043c PID (pidfd \u0441\u0432\u044f\u0437\u044b\u0432\u0430\u0435\u0442\u0441\u044f \u0441 \u043a\u043e\u043d\u043a\u0440\u0435\u0442\u043d\u044b\u043c \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u043e\u043c \u0438 \u043d\u0435 \u043c\u0435\u043d\u044f\u0435\u0442\u0441\u044f, \u0432 \u0442\u043e\u043c \u0432\u0440\u0435\u043c\u044f \u043a\u0430\u043a PID \u043c\u043e\u0436\u0435\u0442 \u0431\u044b\u0442\u044c \u043f\u0440\u0438\u0432\u044f\u0437\u0430\u043d \u043a \u0434\u0440\u0443\u0433\u043e\u043c\u0443 \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u0443 \u043f\u043e\u0441\u043b\u0435 \u0437\u0430\u0432\u0435\u0440\u0448\u0435\u043d\u0438\u044f \u0442\u0435\u043a\u0443\u0449\u0435\u0433\u043e \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u0430, \u0430\u0441\u0441\u043e\u0446\u0438\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u043e\u0433\u043e \u0441 \u044d\u0442\u0438\u043c PID). \u0412 \u043d\u043e\u0432\u043e\u0439 \u0432\u0435\u0440\u0441\u0438\u0438 \u0434\u043e\u0431\u0430\u0432\u043b\u0435\u043d\u0430 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0430 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u044f pidfd \u0434\u043b\u044f \u043f\u0440\u0438\u043a\u0440\u0435\u043f\u043b\u0435\u043d\u0438\u044f \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u0430 \u043a \u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u0441\u0442\u0432\u0430\u043c \u0438\u043c\u0451\u043d (\u0440\u0430\u0437\u0440\u0435\u0448\u0435\u043d\u043e \u0443\u043a\u0430\u0437\u0430\u043d\u0438\u0435 pidfd \u043f\u0440\u0438 \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u0438 \u0441\u0438\u0441\u0442\u0435\u043c\u043d\u043e\u0433\u043e \u0432\u044b\u0437\u043e\u0432\u0430 setns). \u041f\u0440\u0438\u043c\u0435\u043d\u0435\u043d\u0438\u0435 pidfd \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u0435\u0442 \u043e\u0434\u043d\u0438\u043c \u0432\u044b\u0437\u043e\u0432\u043e\u043c \u0443\u043f\u0440\u0430\u0432\u043b\u044f\u0442\u044c \u043f\u0440\u0438\u043a\u0440\u0435\u043f\u043b\u0435\u043d\u0438\u0435\u043c \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u0430 \u043a \u043d\u0435\u0441\u043a\u043e\u043b\u044c\u043a\u0438\u043c \u0442\u0438\u043f\u0430\u043c \u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u0441\u0442\u0432 \u0438\u043c\u0451\u043d, \u0441\u0443\u0449\u0435\u0441\u0442\u0432\u0435\u043d\u043d\u043e \u0441\u043e\u043a\u0440\u0430\u0449\u0430\u044f \u0447\u0438\u0441\u043b\u043e \u043d\u0435\u043e\u0431\u0445\u043e\u0434\u0438\u043c\u044b\u0445 \u0441\u0438\u0441\u0442\u0435\u043c\u043d\u044b\u0445 \u0432\u044b\u0437\u043e\u0432\u043e\u0432 \u0438 \u0440\u0435\u0430\u043b\u0438\u0437\u0443\u044f \u043f\u0440\u0438\u043a\u0440\u0435\u043f\u043b\u0435\u043d\u0438\u0435 \u0432 \u0430\u0442\u043e\u043c\u0430\u0440\u043d\u043e\u043c \u0440\u0435\u0436\u0438\u043c\u0435 (\u0435\u0441\u043b\u0438 \u043f\u0440\u0438 \u043f\u0440\u0438\u043a\u0440\u0435\u043f\u043b\u0435\u043d\u0438\u0438 \u043a \u043e\u0434\u043d\u043e\u043c\u0443 \u0438\u0437 \u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u0441\u0442\u0432 \u0438\u043c\u0451\u043d \u0432\u043e\u0437\u043d\u0438\u043a\u043d\u0435\u0442 \u0441\u0431\u043e\u0439, \u0442\u043e \u043d\u0435 \u043f\u043e\u0434\u043a\u043b\u044e\u0447\u0430\u0442\u0441\u044f \u0438 \u043e\u0441\u0442\u0430\u043b\u044c\u043d\u044b\u0435).\n<li class=\"l\"> Dodana je bila nova sistemska klica faccessat2(), ki se razlikuje od<br \/>\n<noindex><a rel=\"nofollow\" href=\"https:\/\/man7.org\/linux\/man-pages\/man2\/faccessat.2.html\">faccessat()<\/a><\/noindex> po dodatnem argumentu s zastavicami, ki ustrezajo priporo\u010dilom POSIX (prej so te zastavice emulirali v C knji\u017enici, nova faccessat2 pa omogo\u010da njihovo realizacijo v jedru).<\/p>\n<li class=\"l\"> V Cgroup <noindex><a rel=\"nofollow\" href=\"https:\/\/git.kernel.org\/linus\/4b82ab4f2883\">je dodana<\/a><\/noindex> nastavitev memory.swap.high, ki jo lahko uporabimo za upo\u010dasnitev nalog, ki zasedajo preve\u010d prostora v razdelku za izmenjavo.\n<li class=\"l\"> V vmesnik asinhronega vnosa\/izvoda <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=50631#io_uring\">io_uring<\/a><\/noindex> dodana podpora za sistemski klic tee().\n<li class=\"l\"> \u0414\u043e\u0431\u0430\u0432\u043b\u0435\u043d \u043c\u0435\u0445\u0430\u043d\u0438\u0437\u043c &#171;<noindex><a rel=\"nofollow\" href=\"https:\/\/lwn.net\/Articles\/818714\/\">BPF iterator<\/a><\/noindex>, namenjen za izhod v uporabni\u0161ki prostor vsebine struktur jedra.\n<li class=\"l\"> <noindex><a rel=\"nofollow\" href=\"https:\/\/git.kernel.org\/linus\/97abb2b39682\">Dostavljena je<\/a><\/noindex> mo\u017enost uporabe obro\u010dnega predpomnilnika za izmenjavo podatkov med BPF programi.\n<li class=\"l\"> V mehanizmu <noindex><a rel=\"nofollow\" href=\"https:\/\/www.kernel.org\/doc\/html\/latest\/core-api\/padata.html\">padata<\/a><\/noindex>, namen za organizacijo hkratnega izvajanja nalog v jedru, je bila dodana podpora za ve\u010dnitne naloge z uravnote\u017eenjem obremenitve.\n<li class=\"l\"> V mehanizmu pstore, ki omogo\u010da shranjevanje informacij za odpravljanje napak o vzroku zru\u0161itve v pomnilniku, ki se ne izgubijo med ponovnimi nalaganji,  <noindex><a rel=\"nofollow\" href=\"https:\/\/git.kernel.org\/linus\/649304c936cd\">dodano<\/a><\/noindex> backend za shranjevanje informacij na blokovnih napravah.\n<li class=\"l\"> Iz veje jedra PREEMPT_RT <noindex><a rel=\"nofollow\" href=\"https:\/\/git.kernel.org\/pub\/scm\/linux\/kernel\/git\/torvalds\/linux.git\/commit\/?id=91710728d172\">preneta je<\/a><\/noindex> implementacija lokalnih zaklepanj.\n<li class=\"l\"> <noindex><a rel=\"nofollow\" href=\"https:\/\/git.kernel.org\/linus\/2b43470add8c\">Dodano<\/a><\/noindex> nov API za dodeljevanje pomnilnika (AF_XDP), namenjen poenostavitvi pisanja omre\u017enih gonilnikov s podporo XDP (eXpress Data Path).\n<li class=\"l\"> Za arhitekturo RISC-V je bila implementirana podpora za odpravljanje napak komponent jedra s pomo\u010djo KGDB.\n<li class=\"l\"> Pred izdajo 4.8 so se pove\u010dale zahteve glede razli\u010dice GCC, ki se lahko uporablja za sestavljanje jedra. V enem od naslednjih izdaj se na\u010drtuje dvig do GCC 4.9.\n<\/ul>\n<li class=\"l\"> <b>\u0414\u0438\u0441\u043a\u043e\u0432\u0430\u044f \u043f\u043e\u0434\u0441\u0438\u0441\u0442\u0435\u043c\u0430, \u0432\u0432\u043e\u0434\/\u0432\u044b\u0432\u043e\u0434 \u0438 \u0444\u0430\u0439\u043b\u043e\u0432\u044b\u0435 \u0441\u0438\u0441\u0442\u0435\u043c\u044b<\/b>\n<ul>\n<li class=\"l\"> V Device Mapper <noindex><a rel=\"nofollow\" href=\"https:\/\/git.kernel.org\/pub\/scm\/linux\/kernel\/git\/torvalds\/linux.git\/commit\/?id=d3c7b35c20d6\">dodano<\/a><\/noindex> nov obdelovalnik dm-ebs (emulate block size), ki se lahko uporablja za emulator manj\u0161ega logi\u010dnega bloka (na primer, za emulacijo 512-bajtnih sektorjev na diskih z velikostjo sektorja 4K).\n<li class=\"l\"> V datote\u010dnem sistemu F2FS je bila dodana podpora za stiskanje z uporabo algoritma LZO-RLE.\n<li class=\"l\"> V dm-crypt <noindex><a rel=\"nofollow\" href=\"https:\/\/git.kernel.org\/pub\/scm\/linux\/kernel\/git\/torvalds\/linux.git\/commit\/?id=27f5411a718c431c20007e3a2fbba6589942d04f\">je dodana<\/a><\/noindex> podpora za \u0161ifrirane klju\u010de.\n<li class=\"l\"> V Btrfs je bila izbolj\u0161ana obdelava operacij branja v na\u010dinu neposrednega vnosa\/izhoda. Pri montiranju <noindex><a rel=\"nofollow\" href=\"https:\/\/git.kernel.org\/pub\/scm\/linux\/kernel\/git\/torvalds\/linux.git\/commit\/?id=a619b3c7abdd585cdd003effa1773e627aa8a44e\">pospe\u0161ena<\/a><\/noindex> preverjanje oddaljenih poddelov in map, ki niso ve\u010d pod star\u0161em.\n<li class=\"l\"> \u0412 CIFS \u0434\u043e\u0431\u0430\u0432\u043b\u0435\u043d \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440 &#171;nodelete&#187;, \u0434\u043e\u043f\u0443\u0441\u043a\u0430\u044e\u0449\u0438\u0439 \u0448\u0442\u0430\u0442\u043d\u044b\u0435 \u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0438 \u043f\u0440\u0430\u0432 \u043d\u0430 \u0441\u0435\u0440\u0432\u0435\u0440\u0435, \u043d\u043e \u0437\u0430\u043f\u0440\u0435\u0449\u0430\u044e\u0449\u0438\u0439 \u043a\u043b\u0438\u0435\u043d\u0442\u0443 \u0443\u0434\u0430\u043b\u044f\u0442\u044c \u0444\u0430\u0439\u043b\u044b \u0438\u043b\u0438 \u043a\u0430\u0442\u0430\u043b\u043e\u0433\u0438.\n<li class=\"l\"> V Ext4 je bila izbolj\u0161ana obdelava napake <noindex><a rel=\"nofollow\" href=\"https:\/\/man7.org\/linux\/man-pages\/man2\/creat.2.html\">ENOSPC<\/a><\/noindex> pri uporabi ve\u010dnitnosti. V xattr je bila dodana podpora za prostor imen gnu.*, ki se uporablja v GNU Hurd.\n<li class=\"l\"> Za Ext4 in XFS je bila vklju\u010dena podpora za operacije DAX ( neposredni dostop do FS mimo predpomnilnika strani brez uporabe nivoja blokovnih naprav) v navezavi na posamezne datoteke in mape.\n<li class=\"l\"> V sistemski klic <noindex><a rel=\"nofollow\" href=\"https:\/\/man7.org\/linux\/man-pages\/man2\/statx.2.html\">statx()<\/a><\/noindex> dodati flag <noindex><a rel=\"nofollow\" href=\"https:\/\/git.kernel.org\/linus\/83d9088659e8\">STATX_ATTR_DAX<\/a><\/noindex>, pri \u010demer se podatki pridobivajo z mehanizmom DAX.\n<li class=\"l\"> V EXFAT <noindex><a rel=\"nofollow\" href=\"https:\/\/git.kernel.org\/linus\/476189c0ef3b658de3f6b89fd0fdeb6dc451b564\">je dodana<\/a><\/noindex> podpora za preverjanje zagonskega obmo\u010dja.\n<li class=\"l\"> V FAT <noindex><a rel=\"nofollow\" href=\"https:\/\/git.kernel.org\/linus\/898310032b96c198014a8bbace0fd26259b2db77\">izbolj\u0161ana<\/a><\/noindex> napovedano nalaganje elementov FS. Testiranje po\u010dasnega 2TB USB-ponosnika je pokazalo zmanj\u0161anje \u010dasa trajanja testa s 383 na 51 sekund.\n<\/ul>\n<li class=\"l\"> <b>Mre\u017ena podsistem<\/b>\n<ul>\n<li class=\"l\"> V kodi za upravljanje delovanja omre\u017enih mostov <noindex><a rel=\"nofollow\" href=\"https:\/\/git.kernel.org\/linus\/45c9cbec425c\">je dodana<\/a><\/noindex> podpora protokolu <noindex><a rel=\"nofollow\" href=\"https:\/\/en.wikipedia.org\/wiki\/Media_Redundancy_Protocol\">MRP<\/a><\/noindex> (Media Redundancy Protocol), ki omogo\u010da zagotavljanje odpornosti, povezanjem ve\u010d Ethernet-stikala.\n<li class=\"l\"> V sistem za upravljanje prometa (Tc) <noindex><a rel=\"nofollow\" href=\"https:\/\/git.kernel.org\/linus\/a51c328df310\">dodano<\/a><\/noindex> \u043d\u043e\u0432\u043e\u0435 \u0434\u0435\u0439\u0441\u0442\u0432\u0438\u0435  &#171;gate&#187;, \u0434\u0430\u044e\u0449\u0435\u0435 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u044c \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u0438\u0442\u044c \u0432\u0440\u0435\u043c\u0435\u043d\u043d\u044b\u0435 \u0438\u043d\u0442\u0435\u0440\u0432\u0430\u043b\u044b \u0434\u043b\u044f \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0438 \u043e\u0442\u0431\u0440\u0430\u0441\u044b\u0432\u0430\u043d\u0438\u044f \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u0451\u043d\u043d\u044b\u0445 \u043f\u0430\u043a\u0435\u0442\u043e\u0432.\n<li class=\"l\"> Jedru in pripomo\u010dku ethtool je dodana podpora funkcij testiranja priklju\u010denega omre\u017enega kabla in samodiagnostike omre\u017enih naprav.\n<li class=\"l\"> IPv6-stek je obogaten s podporo algoritma MPLS (Multiprotocol Label Switching) za usmerjanje paketov z uporabo ve\u010dprotokolne preklopne tehnike z oznakami (MPLS za IPv4 je bil podprt \u017ee prej).\n<li class=\"l\"> Dodana je podpora za prenos paketov IKE (Internet Key Exchange) in IPSec preko TCP (<noindex><a rel=\"nofollow\" href=\"https:\/\/tools.ietf.org\/html\/rfc8229\">RFC 8229<\/a><\/noindex>) za obvladovanje morebitnih blokad UDP.\n<li class=\"l\"> <noindex><a rel=\"nofollow\" href=\"https:\/\/git.kernel.org\/pub\/scm\/linux\/kernel\/git\/torvalds\/linux.git\/commit\/?id=aa4d16e44f60\">\u0414\u043e\u0431\u0430\u0432\u043b\u0435\u043d\u043e<\/a><\/noindex> Omre\u017eno blokovno napravo rnbd, ki omogo\u010da oddaljen dostop do blokovne naprave s prevoznim sredstvom RDMA (InfiniBand, RoCE, iWARP) in protokolom RTRS.\n<li class=\"l\"> V TCP-steku <noindex><a rel=\"nofollow\" href=\"https:\/\/git.kernel.org\/pub\/scm\/linux\/kernel\/git\/torvalds\/linux.git\/commit\/?id=ccd0628fca440268711560a1dbacc727b4f9e214\">je dodana<\/a><\/noindex> podpora stiskanja razpona v odgovorih na selektivno potrditev (selective acknowledgment, SACK).\n<li class=\"l\"> Za IPv6 <noindex><a rel=\"nofollow\" href=\"https:\/\/git.kernel.org\/pub\/scm\/linux\/kernel\/git\/torvalds\/linux.git\/commit\/?id=d29245692a44d71d5e2e0770463184a693696232\">je bila uvedena<\/a><\/noindex> podpora TCP-LD (<noindex><a rel=\"nofollow\" href=\"https:\/\/tools.ietf.org\/html\/rfc6069\">RFC 6069<\/a><\/noindex>, Long Connectivity Disruptions).\n<\/ul>\n<li class=\"l\"> <b>Oprema<\/b>\n<ul>\n<li class=\"l\"> V DRM-napovedniku i915 za grafi\u010dne kartice Intel je privzeto vklju\u010dena podpora za \u010dipe Intel Tiger Lake (GEN12), za katere je prav tako <noindex><a rel=\"nofollow\" href=\"https:\/\/git.kernel.org\/pub\/scm\/linux\/kernel\/git\/torvalds\/linux.git\/commit\/?id=8ca6d0237d1696060cd4f5a3ee93ee001c1a9d5b\">je bila uvedena<\/a><\/noindex> mo\u017enost uporabe sistema SAGV (System Agent Geyserville) za dinami\u010dno prilagajanje frekvence in napetosti glede na zahteve po porabi energije ali zmogljivosti.\n<li class=\"l\"> V gonilniku amdgpu je dodana podpora za slikovni format FP16 in omogo\u010deno delo s \u0161ifriranimi pomnilniki v video pomnilniku (TMZ, Trusted Memory Zone).\n<li class=\"l\"> Dodana je podpora za senzorje porabe energije procesorjev AMD Zen in Zen2 ter senzorje temperature AMD Ryzen 4000 Renoir. Za AMD Zen in Zen2 je omogo\u010dena podpora za pridobivanje informacij o porabi energije preko vmesnika <noindex><a rel=\"nofollow\" href=\"https:\/\/lore.kernel.org\/lkml\/20200515215733.20647-1-eranian@google.com\/\">RAPL<\/a><\/noindex> (Running Average Power Limit).\n<li class=\"l\"> V gonilniku Nouveau je dodana podpora za format modifierjev NVIDIA. Za gv100 je uvedena mo\u017enost uporabe prepletnih na\u010dinov izrisovanja. Dodano je dolo\u010danje vGPU.\n<li class=\"l\"> V gonilniku MSM (Qualcomm) je dodana podpora za GPU Adreno A405, A640 in A650.\n<li class=\"l\"> <noindex><a rel=\"nofollow\" href=\"https:\/\/git.kernel.org\/pub\/scm\/linux\/kernel\/git\/torvalds\/linux.git\/commit\/?id=9e1ed9fb1eb0a4bc43a26365c592d3095286038b\">Dodano<\/a><\/noindex> interni okvir za upravljanje z viri DRM (Direct Rendering Manager).\n<li class=\"l\"> Dodana je podpora za pametne telefone Xiaomi Redmi Note 7 in Samsung Galaxy S2 ter prenosne ra\u010dunalnike Elm\/Hana Chromebook.\n<li class=\"l\"> Dodani so gonilniki za LCD-panele: ASUS TM5P5 NT35596, Starry KR070PE2T, Leadtek LTK050H3146W, Visionox rm69299, Boe tv105wum-nw0.\n<li class=\"l\"> \u0414\u043e\u0431\u0430\u0432\u043b\u0435\u043d\u0430 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0430 ARM-\u043f\u043b\u0430\u0442 \u0438 \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c Renesas &#171;RZ\/G1H&#187;, Realtek RTD1195, Realtek RTD1395\/RTD1619, Rockchips RK3326, AMLogic S905D, S905X3,  S922XH,  Olimex A20-OLinuXino-LIME-eMMC, Check Point L-50,<br \/>\n, Beacon i.MX8m-Mini, Qualcomm SDM660\/SDM630, Xnano X5 TV Box, Stinger96, Beaglebone-AI.<\/p>\n<li class=\"l\"> Dodana je podpora za MIPS procesor Loongson-2K (skraj\u0161ano Loongson64). Za CPU Loongson 3 je dodana podpora za virtualizacijo z uporabo hipervizorja KVM.\n<li class=\"l\"> <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=53231\">Dodana<\/a><\/noindex><br \/>\n podpora za ruski procesor Baikal-T1 in na njem temelje\u010do sistemsko re\u0161itev na \u010dipu <noindex><a rel=\"nofollow\" href=\"https:\/\/www.baikalelectronics.com\/products\/168\/\">BE-T1000<\/a><\/noindex>. Procesor Baikal-T1 vsebuje dve superskalarni jedri P5600 MIPS 32 r5, ki delujeta pri frekvenci 1,2 GHz. \u010cip vklju\u010duje L2 predpomnilnik (1 MB), DDR3-1600 ECC pomnilni\u0161ki krmilnik, 1 port 10Gb Ethernet, 2 porta 1Gb Ethernet, PCIe Gen.3 x4 krmilnik, 2 porta SATA 3.0, USB 2.0, GPIO, UART, SPI, I2C. Procesor nudi strojno podporo za virtualizacijo, SIMD instrukcije in integriran strojni pospe\u0161evalnik kriptografskih operacij, ki podpira GOST 28147-89. \u010cip je bil razvit z uporabo licencirane MIPS32 P5600 Warrior procesorske enote podjetja Imagination Technologies. <\/p>\n<\/ul>\n<\/ul>\n<p>Istovremeno latinskoameri\u010dka Fondacija slobodnog softvera <noindex><a rel=\"nofollow\" href=\"http:\/\/www.fsfla.org\/ikiwiki\/selibre\/linux-libre\/\">je formirala<\/a><\/noindex><br \/>\nvarijantu <noindex><a rel=\"nofollow\" href=\"http:\/\/www.fsfla.org\/ikiwiki\/selibre\/linux-libre\/\">popolnoma prost jedro 5.8<\/a><\/noindex> \u2014 <noindex><a rel=\"nofollow\" href=\"http:\/\/linux-libre.fsfla.org\/pub\/linux-libre\/releases\/5.8-gnu\/\">Linux-libre 5.8-gnu<\/a><\/noindex>, o\u010di\u0161\u010den od elementov gonilnikov in programske opreme, ki vsebujejo prosto omejene komponente ali kode, katere uporaba je omejena s strani proizvajalca. V novi razli\u010dici je onemogo\u010deno nalaganje blobov v gonilnikih za Atom ISP Video, MediaTek 7663 USB\/7915 PCIe, Realtek 8723DE WiFi, Renesas PCI xHCI, HabanaLabs Gaudi, izbolj\u0161ani asinkroni pretvornik vzor\u010dne frekvence, Maxim Integrated MAX98390 Speaker Amplifier, Microsemi ZL38060 Connected Home Audio Processor in I2C EEPROM Slave. Posodobljen je tudi koda za \u010di\u0161\u010denje blobov v gonilnikih in podsystemih Adreno GPU, HabanaLabs Goya, x86 zaslon na dotik, vt6656 in btbcm.<\/p>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Izvor: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=53479\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u043e\u0441\u043b\u0435 \u0434\u0432\u0443\u0445 \u043c\u0435\u0441\u044f\u0446\u0435\u0432 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u041b\u0438\u043d\u0443\u0441 \u0422\u043e\u0440\u0432\u0430\u043b\u044c\u0434\u0441 \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u0438\u043b \u0440\u0435\u043b\u0438\u0437 \u044f\u0434\u0440\u0430 Linux 5.8. \u0421\u0440\u0435\u0434\u0438 \u043d\u0430\u0438\u0431\u043e\u043b\u0435\u0435 \u0437\u0430\u043c\u0435\u0442\u043d\u044b\u0445 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u0439: \u0434\u0435\u0442\u0435\u043a\u0442\u043e\u0440 \u0441\u043e\u0441\u0442\u043e\u044f\u043d\u0438\u0439 \u0433\u043e\u043d\u043a\u0438 KCSAN, \u0443\u043d\u0438\u0432\u0435\u0440\u0441\u0430\u043b\u044c\u043d\u044b\u0439 \u043c\u0435\u0445\u0430\u043d\u0438\u0437\u043c \u0434\u043e\u0441\u0442\u0430\u0432\u043a\u0438 \u0443\u0432\u0435\u0434\u043e\u043c\u043b\u0435\u043d\u0438\u0439 \u0432 \u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u0441\u0442\u0432\u043e \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044f, \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0430 \u043e\u0431\u043e\u0440\u0443\u0434\u043e\u0432\u0430\u043d\u0438\u044f \u0434\u043b\u044f inline-\u0448\u0438\u0444\u0440\u043e\u0432\u0430\u043d\u0438\u044f, \u0440\u0430\u0441\u0448\u0438\u0440\u0435\u043d\u043d\u044b\u0435 \u043c\u0435\u0445\u0430\u043d\u0438\u0437\u043c\u044b \u0437\u0430\u0449\u0438\u0442\u044b \u0434\u043b\u044f ARM64, \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0430 \u0440\u043e\u0441\u0441\u0438\u0439\u0441\u043a\u043e\u0433\u043e \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u043e\u0440\u0430 Baikal-T1, \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u044c \u0440\u0430\u0437\u0434\u0435\u043b\u044c\u043d\u043e\u0433\u043e \u043c\u043e\u043d\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u044d\u043a\u0437\u0435\u043c\u043f\u043b\u044f\u0440\u043e\u0432 procfs, \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u044f \u0434\u043b\u044f ARM64 \u043c\u0435\u0445\u0430\u043d\u0438\u0437\u043c\u043e\u0432 \u0437\u0430\u0449\u0438\u0442\u044b Shadow Call Stack \u0438 BTI. \u042f\u0434\u0440\u043e [&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-90611","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=\"\u041f\u043e\u0441\u043b\u0435 \u0434\u0432\u0443\u0445 \u043c\u0435\u0441\u044f\u0446\u0435\u0432 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u041b\u0438\u043d\u0443\u0441 \u0422\u043e\u0440\u0432\u0430\u043b\u044c\u0434\u0441 \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u0438\u043b \u0440\u0435\u043b\u0438\u0437 \u044f\u0434\u0440\u0430 Linux.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Yuri 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