QEMU 5.2 an riga an sake shi kuma a cikin wannan sabon sigar, a cikin shiri fiye da canje-canje 3200 da masu ci gaba 216 suka yi wanda zamu iya samun tallafi na ƙaura kai tsaye don RISC-V, da kuma tallafi na gwaji don RISC-V hypervisor, tallafi don ƙarin allon da ƙari mai yawa.
Ga waɗanda basu da masaniya game da QEMU, ya kamata su san cewa wannan maƙaryaci ne ba ku damar gudanar da shirin da aka kirkira don dandamali na kayan aiki akan tsarin tare da tsarin gine-gine daban-dabanMisali, gudanar da aikace-aikacen ARM akan PC mai aiki da x86.
A cikin yanayin ƙwarewa a cikin QEMU, aiwatar da lambar gudu a cikin keɓaɓɓen yanayi yana kusa da tsarin kayan aikin saboda aiwatar da umarni kai tsaye akan CPU da kuma yin amfani da mai kula da Xen ko ƙirar KVM.
Babban sabon fasali na QEMU 5.2
Tsarin tattarawa ya canza, Haɗa QEMU yanzu yana buƙatar shigar da kayan aikin ninja.
Supportara tallafi don direban na'urar toshewa don amfani da tsari - qemu-ajiya-daemon a bango kamar baya ga vhost-mai amfani-blk, kazalika da sabon umarnin QMP 'toshe-fitarwa-add', wanda ya maye gurbin umarnin 'nbd-server-add' kuma ya bayar da tallafi ga 'qemu-ajiya-daemon'.
Don hotunan qcow2, an ƙara tallafi don ƙarin rijistar L2, wanda ke ba da damar sanya sararin samaniya ta hanyar kungiyoyin da basu cika ba (subclusters). Don kunna L2 lokacin ƙirƙirar hoto, dole ne a tantance zaɓi "Extended_l2 = akan".
Hakanan, da ingantaccen tallafi don amfani da qemu a matsayin abokin cinikin NBD, kamar yadda adadin yanayin da ke haifar da lokutan jira lokacin da aka yi musayar bayanai kan hanyar sadarwar ya ragu, wanda ke haifar da toshe baƙi. Qemu-nbd yana ba da ikon tantance zaɓuɓɓukan '-B sunan' da yawa don tantance yawancin bitmaps masu datti sau ɗaya.
Wani muhimmin canji shi ne sabon yanayin ƙaura mai girma tare da ɓoye bayanan canjin bayanai ta hanyar TLS da multifd. Tsohuwar iyaka ta bandwidth an kara ta zuwa 1 Gbps.
An ƙara ma'aunin ƙaura 'Tantance-bitmap-zana taswira', wanda ke ba da damar ƙarin iko a kan abin da za a sauya bitmaps yayin ƙaura. Saitin yana aiki koda sunayen masu masaukai sun banbanta da asalin asalin ƙarshen karɓar.
Hakanan, an ƙara sabbin kira 'calc-dirty-rate' da 'query-dirty-rate' don hango ƙididdigar sabuntawa yayin ƙaura, la'akari da nauyin da ke haɗuwa da aiki a cikin RAM.
Har ila yau, zamu iya samun tallafi don faranti mp2-an386, mp2-an500, raspi3ap (Rasberi Pi 3 samfurin A +), raspi0 (Rasberi Pi Zero), raspi1ap (Rasberi Pi A +) da npcm750-evb / quanta-gsj.
Don gine-ginen AArch32, ana aiwatar da tallafi don ARMv8.2 FEAT_FP16 (matsakaiciyar madaidaiciyar fa'ida) an haɓaka.
A ƙarshe n ma an ambataSabbin zaɓuɓɓuka zuwa virtufsd don sarrafa ma'anar sunaye xattr sunayen an shimfida shi akan tsarin bakon, rarrabuwar bangarorin bangarori daban-daban tare da tsaunuka daban-daban akan tsarin mai masaukin, da kuma takamaiman aikin kebance sandbox wanda yake madadin pivot_root.
Y tallafi na ƙaura kai tsaye zuwa emulator na gine-ginen RISC-V, kazalika da taimakon hypervisor na gwaji don RISC-V da aka sabunta zuwa sigar 0.6.1. Ara tallafi don sansanonin NUMA akan tsarin kyawawan / Spike.
Na sauran canje-canjen da suka yi fice na wannan sabon sigar:
- Abubuwan karɓar-baƙo, baƙo-da-diski, da baƙo-ssh- {samu, ƙara-cire} -na ba da izini-madannin umarni ga wakilin baƙon QEMU (qemu-ga).
- Supportara tallafi don kvm-sata-lokacin tushen lissafi.
- Mai kwaikwayon gine-ginen HPPA yana tallafawa tallatawa NetBSD da tsoffin rarar Linux, kamar Debian 0.5 da 0.6.1.
- Mai kwafin gidan gine-ginen PowerPC ya inganta tallafi don tazarar tazarar mai amfani ga yanayin toshirarrun NUMA.
- Emulator na gine-ginen s390 don KVM ya ƙara tallafi don umarnin bincike 0x318.
- TCG na zamani lambar janareta (Tiny Code Generator) tana aiwatar da tallafi don ƙarin umarnin z14.
- A kan na'urorin vfio-pci, ana ba da bayani game da ainihin aikin kwamfuta maimakon abubuwan da aka kwaikwaya.
- Xtensa emulator emulator yana ƙara tallafi ga mai sarrafa DFPU tare da daidaitattun maki guda biyu masu nuna iyo.