Linux Kernel
Bayan watanni biyu na ci gaba, Linus Torvalds ya ba da sanarwar sakin Linux 6.0 kwaya, A cikin sanarwar, an yi renumbering ne saboda dalilai masu kyau kuma mataki ne na yau da kullun da ke rage wahalar tattara adadi mai yawa a cikin jerin, kamar yadda Linus ya yi raha cewa dalilin canza lambar yana iya ƙarewa daga yatsunsu. da yatsun kafa don ƙidaya lambobin sigar.
Sabuwar sigar karɓa gyare-gyare 16585 daga masu haɓaka 2129, Girman faci shine 103 MB (canje-canjen ya shafi fayilolin 13939, ƙara layin lambar 1420093, cire layin 318741).
Babban sabbin abubuwan Linux 6.0
A cikin wannan sabon sigar Linux Kernel 6.0, Btrfs yana aiwatar da sigar yarjejeniya ta biyu don umarnin "aika"., wanda ke aiwatar da tallafi don ƙarin metadata, aika bayanai a cikin manyan tubalan (mafi girma 64K), da kuma canja wurin iyakoki a cikin nau'i mai matsi. Ya ƙaru sosai (har zuwa sau 3) aikin ayyukan karatu kai tsaye saboda karatun lokaci guda har zuwa sassa 256, an nuna cewa an rage rikice-rikice na kulle-kulle kuma an inganta ingantaccen metadata ta hanyar rage metadata da aka tanada don abubuwan malalaci.
Wani muhimmin canji mai alaƙa da tsarin fayil shine cewa an ƙara sabbin ayyuka EXT4_IOC_GETFSUUID da EXT4_IC_SETFSUUID ioctl zuwa tsarin fayil na ext4 don dawo da ko saita UUID da aka adana a cikin superblock, da tsarin fayil na F2FS yana ba da yanayin ƙananan ƙwaƙwalwar ajiya wanda ke inganta aiki akan ƙananan na'urorin RAM kuma yana ba ku damar rage yawan ƙwaƙwalwar ajiya zuwa ƙimar aiki.
A cikin overlayfs, lokacin da aka ɗora a saman tsarin fayil tare da taswirar ID na mai amfani, ana tallafawa lissafin sarrafa damar shiga POSIX daidai.
Wani sabon abu da Linux 6.0 ke gabatarwa shine sabbin ayyuka zuwa tsarin tsarin DAMON (Data Access Monitor) cewa Suna ba da izini ba kawai don saka idanu kan samun damar tafiyar matakai zuwa RAM ba daga sararin mai amfani, amma Hakanan yana tasiri sarrafa ƙwaƙwalwar ajiya. Musamman, an gabatar da sabon tsarin "LRU_SORT", wanda ke ba da damar sake tsara jerin sunayen LRU (Mafi ƙarancin Amfani da Kwanan nan) don ƙara fifikon wasu shafukan ƙwaƙwalwar ajiya.
An aiwatar da ikon ƙirƙirar sabbin yankuna na ƙwaƙwalwar ajiya ta hanyar amfani da damar CXL (Compute Express Link) bas, wanda ake amfani da shi don tsara mu'amala mai sauri tsakanin CPU da na'urorin ƙwaƙwalwar ajiya. CXL yana ba da damar haɗi da amfani da sabbin yankuna daga ƙwaƙwalwa na'urorin ƙwaƙwalwar ajiya na waje ne ke bayarwa a matsayin ƙarin albarkatun sararin adireshi na zahiri don faɗaɗa ƙwaƙwalwar samun damar bazuwar tsarin (DDR) ko ƙwaƙwalwar karantawa kawai (PMEM).
Kafaffen al'amurran aikin tsarin akan na'urori na AMD Zen lalacewa ta hanyar lambar da aka ƙara shekaru 20 da suka wuce don gyara matsalar hardware akan wasu kwakwalwan kwamfuta (an ƙara ƙarin umarni na WAIT don rage mai sarrafawa don haka chipset ya sami lokacin shiga yanayin rashin aiki). Canjin ya haifar da raguwar aiki a cikin ayyukan aiki wanda sau da yawa yakan canza tsakanin jahohin da ba su da aikin yi da marasa aiki. Misali, bayan kashe hanyar wucewa, matsakaicin makin gwajin tbench ya karu daga 32191 MB/s zuwa 33805 MB/s.
Ingantaccen rarraba ɗawainiya tsakanin maƙallan CPU a cikin manyan tsarin, wanda ya sa ya yiwu a ƙara yawan aiki a ƙarƙashin wasu nau'in kaya.
A sabuwar IORING_RECV_MULTISHOT tuta akan mu'amalar I/O mai kamanceceniya io_uring, wanda ke ba ku damar amfani da yanayin harbi da yawa tare da tsarin tsarin recv() don yin karatu da yawa daga soket ɗin cibiyar sadarwa iri ɗaya a lokaci guda. io_uring kuma yana aiwatar da goyan baya don canja wurin hanyar sadarwa ba tare da buffer na tsaka-tsaki ba-
An cire maɓalli na "efivars" a cikin sysfs don samun damar sauye-sauyen taya na UEFI (don samun damar bayanan EFI, tsarin fayilolin kama-da-wane na efivarfs yanzu ana amfani dashi sosai).
SAn ƙara hanyar tabbatar da RV (Tabbatar Lokacin Gudu) don tabbatar da aiki daidai a cikin tsarin abin dogara sosai wanda ke tabbatar da cewa babu aibu. Ana yin tabbatarwa a lokacin aiki ta hanyar haɗa masu aiki zuwa wuraren ganowa waɗanda ke bincika ainihin ci gaban aiwatar da tsarin ƙima ta atomatik wanda ke bayyana halayen da ake tsammanin tsarin. Daga cikin fa'idodi na VR shine iya samar da tabbataccen tabbaci ba tare da wani aiwatar da tsarin gaba ɗaya a cikin harshen ƙirar ƙira ba, da kuma sassaucin martani ga abubuwan da ba a zata ba.
Har ila yau, alama sune hadedde abubuwan kernel don sarrafa ɓarna bisa fasahar Intel SGX2 (Software Guard eXtensions), wanda ke ba da damar aikace-aikace don aiwatar da lamba a cikin keɓantattun wuraren ɓoye na ƙwaƙwalwar ajiya, samun dama ga wanda sauran tsarin ke iyakance.
Na sauran canje-canje cewa tsaya a waje:
- A cikin direban Nouveau, an sake gyara lambar don tallafawa injunan nuni na NVIDIA nv50 GPU.
- Direban i915 (Intel) yana ba da tallafi ga Intel Arc (DG2/Alchemist) A750 da A770 katunan zane mai hankali.
- An gabatar da fara aiwatar da tallafi ga Intel Ponte Vecchio (Xe-HPC) da Meteor Lake GPUs.
- Aiki ya ci gaba da tallafawa dandamalin Intel Raptor Lake.
- An ƙara sabon direban Logicvc DRM don nunin LogiCVC.
- Ana tallafawa direban v3d (na Broadcom Video Core GPUs) yanzu akan allon Rasberi Pi 4.
- Ƙara goyon bayan Qualcomm Adreno 619 GPU zuwa direban msm.
- Ƙara tallafi don ARM Mali Valhall GPUs zuwa direban Panfrost.
- Ƙara goyon baya na farko don masu sarrafawa na Qualcomm Snapdragon 8cx Gen3 da aka yi amfani da su a cikin kwamfyutocin Lenovo ThinkPad X13s.
- Ƙara direbobin sauti don AMD Raphael (Ryzen 7000), AMD Jadeite, Intel Meteor Lake, da dandamali na Mediatek MT8186.
- Ƙara goyon baya ga Intel Havana Gaudi 2 injin koyo accelerators.
- Ƙara tallafi don ARM SoC Allwinner H616, NXP i.MX93, Sunplus SP7021, Nuvoton NPCM8XX, Marvell Prestera 98DX2530, Google Chameleon v3.
Finalmente Idan kuna da sha'awar sanin game da shi, zaka iya bincika bayanan a cikin bin hanyar haɗi.