Linus Torvalds ya ba da sanarwar tabbatar da sigar 5.9.
Daga cikin wasu canje-canje, ya gabatar da tallafi ga FGSSBASE a cikin kernel 5.9, wanda ya kamata ya inganta yanayin canza yanayin aiki akan na'urori na AMD da Intel. FGSSBASE yana ba da damar abubuwan da ke cikin rajista na FS/GS don karantawa da kuma gyara su daga sararin mai amfani, wanda yakamata ya inganta aikin gabaɗaya wanda raunin Specter/Metldown ya shafa. Injiniyoyin Microsoft sun ƙara tallafin da kansa shekaru da yawa da suka gabata.
Hakanan:
- ƙarin tallafi don Radeon RX 6000 "RDNA 2"
- ƙarin goyan baya don umarnin tsarin yanki na NVMe (NVMe zones namespaces (ZNS))
- tallafi na farko don IBM Power10
- gyare-gyare daban-daban ga tsarin ajiyar ajiya, ƙarin kariya daga amfani da yadudduka na GPL don haɗa direbobi masu mallaka tare da abubuwan kernel.
- Samfurin amfani da makamashi (Energy Model framework) yanzu ya bayyana ba wai kawai halin amfani da makamashi na CPU ba, har ma na na'urori na gefe.
- Ƙara REJECT a matakin PREROUTING zuwa Netfilter
- don AMD Zen da sababbin samfuran CPU, an ƙara tallafi don fasahar P2PDMA, wanda ke ba ku damar amfani da DMA don canja wurin bayanai kai tsaye tsakanin ƙwaƙwalwar na'urori biyu da aka haɗa da bas ɗin PCI.
source: linux.org.ru