Bayan watanni biyu na ci gaba, Linus Torvalds ya ba da sanarwar sakin kernel na Linux 5.12, sigar da mafi mashahuri canje-canje suka haɗa da tallafi don kayan aikin toshe a cikin Btrfs, da ikon yin amfani da taswirar ID ɗin mai amfani zuwa tsarin fayil, KFENCE debugging system don gano kurakurai yayin aiki tare da ƙwaƙwalwa, da sauransu.
Sabuwar sigar ya karɓi gyare-gyare 14170 daga masu haɓaka 1946, Girman faci shine 38MB (canje-canjen fayilolin da abin ya shafa 12102 (12090), an kara layin 538599 (868025) na lambar, an cire layuka 333377 (261456)).
Babban sabon fasali na Linux 5.12
An aiwatar da ikon taswirar ID ɗin mai amfani don tsarin fayil ɗin da aka ɗora. Taswirar ita ce dace da FS FAT, ext4 da XFS, ta inda aikin da aka gabatar ya sauƙaƙa raba fayiloli tsakanin masu amfani daban-daban da kan kwamfutoci daban-daban, gami da taswirar da za a yi amfani da su a cikin tsarin kundin adireshin gida.
Wani sabon abu shine tsarin fayil Btrfs yana ƙara tallafi na farko don kayan aikin toshe yanki. A cikin yanayin karanta kawai, ana bayar da tallafi don tubalan tare da metadata da bayanan da suka fi ƙasa da shafi ɗaya (ƙaramin shafi).
An kuma haskaka cewa an aiwatar da ikon gina kernel tare da mai haɗa Clang tare da sanya abubuwan ingantawa a cikin matakin mahada (LTO, Haɓaka Lokaci Haɓakawa). Misali, tare da LTO, ƙaddamar da layi mai yiwuwa ne don ayyuka daga wasu fayilolin, lambar da ba a amfani da ita ba a cikin fayil ɗin da za a aiwatar, ana gudanar da bincike iri da ingantawa gaba ɗaya a matakin aikin gaba ɗaya. Tallafin LTO a halin yanzu an iyakance shi da gine-ginen x86 da ARM64.
Bugu da ƙari ya kara matukin nvmem don karbar bayanai daga wuraren kwakwalwar da aka tanada ta firmware waɗanda ba sa samun dama kai tsaye ga Linux (alal misali, ƙwaƙwalwar EEPROM da ke da damar jiki kawai don firmware ko bayanan da ke samuwa a farkon matakin lodawa).
A gefe guda, an haskaka cewa An kara inji kariya ta KFence (Kernel Electric Fence), wanda ke gano kurakurai yayin aiki tare da ƙwaƙwalwar ajiya, kamar su ambaliyar ruwa da samun dama bayan yantar da ƙwaƙwalwar ajiya. Ba kamar tsarin lalata KASAN ba, tsarin tsarin KFence an rarrabe ta ta babban hanzari da ƙananan farashin sama, ba ka damar gano kuskuren ƙwaƙwalwar ajiya waɗanda ke bayyana kawai a cikin tsarin aiki ko yayin aiki na dogon lokaci.
Tsarin tsarin daidaitaccen ma'auni (IMA), wanda ke adana bayanan hasash don tabbatar da ingancin fayiloli da abubuwan metadata da suka haɗu, yanzu yana da ikon tabbatar da amincin bayanan kernel, misali don bin canje-canje a cikin dokokin SELinux.
A hypervisor KVM yanzu yana da ikon karɓar sakonnin hyperlink kuma tura su zuwa ga emulator sararin emulator.
Ara ikon amfani da Linux azaman tushen tushen Hyper-V hypervisor saboda yana da damar yin amfani da kayan aiki kai tsaye kuma ana amfani dashi don gudanar da tsarin baƙi (kwatankwacin Dom0 akan Xen). Har zuwa yanzu, Hyper-V (Microsoft Hypervisor) yana tallafawa Linux ne kawai a cikin wuraren baƙi, amma ana gudanar da mai kula da kansa daga yanayin Windows.
Mai sarrafawa amdgpu yana aiwatar da ikon overclock (DariDrive) tSienna Cichlid katunan GPU (Navi 22, Radeon RX 6xxx).
Mai sarrafawa i915 don Intel Graphics yana aiwatar da siginar i915.mitigations don kawar da keɓancewa da hanyoyin kariya don samun kyakkyawan aiki. Don kwakwalwan farawa daga Lake Tiger, an haɗa sashin fasahar VRR (Wartsakewar Rate Refresh), wanda ke baka damar canza saurin shakatawa na mai saka idanu don tabbatar da sassauci da rashin hutu yayin wasanni. Ya haɗa da tallafi don Fitar Intel Clear Color don haɓaka daidaito launi.
Mai sarrafawa Nouveau yana Supportara Tallafin Farko don NVIDIA GPUs Bisa Gine-ginen GA100 (Ampere). Direban msm ya kara tallafi ga Adreno 508, 509, da 512 GPUs da aka yi amfani da su cikin SDM (Snapdragon) 630, 636, da 660 kwakwalwan kwamfuta.
Ara tallafi don Sound BlasterX AE-5 Plus, Lexicon I-ONIX FW810s, da Pioneer DJM-750 katunan sauti. Supportara goyon baya ga tsarin sauti na Intel Alder Lake PCH-P.
Hakanan, kuma a cikin wannan sabon sigar na Linux 5.12 Taimako don Nintendo 64 game consoles an sanya shi a hukumance ƙera tsakanin 1996 da 2003 (yunƙurin da ya gabata na shigar da Linux zuwa Nintendo 64 bai cika ba kuma yana da matsayin Vaporware).
Ara tallafi ga dandamalin Lenovo IdeaPad tare da ikon sarrafa kaya mai haske da hasken fitila na yau da kullun. Hakanan yana tallafawa bayanan ACPI na dandamalin ThinkPad tare da damar sarrafa ikon. Driverara direba don Lenovo ThinkPad X1 Tablet Gen 2 HID tsarin aiki.
Ara tallafi don allon ARM, na'urori da dandamali: PineTab, Snapdragon 888 / SM8350, Snapdragon MTP, Beacon EmbeddedWorks, Intel eASIC N5X, Netgear R8000P, Plymovent M2M, Beacon i.MX8M Nano, NanoPi M4B.
Source: https://lkml.org