Linus Torvalds ya fara sake zagayowar ci gaba don kwayar Linux, yana sanar da sakin Linux 5.10-rc1, kuma wannan lokacin tare da juyawar tarihi. Sabuwar sigar kwaya hakika alama ce ta ƙarshen fasalin shekaru da yawa wanda aka yi shi ba tare da komai ba bayan da masu haɓaka suka gano cewa shi ne tushen kwari na tsaro.
Labari ne syeda_() kyale kernel na Linux ya mamaye wuraren adireshi, wanda ke da matukar amfani a yi shi da injiniyan 286 da 386 na Intel.
Kamar yadda Torvalds ya bayyana a cikin sabuntawar kwaya ta mako, set_fs () cak "Idan kwafin sararin mai amfani da gaske yana zuwa sararin mai amfani ko sararin kernel". Wannan yana da mahimmanci saboda, kamar yadda aka yi bayani dalla-dalla a cikin 2010 a CVE-2010-4258, ana iya amfani da shi don "sake rubutun wuraren ƙwaƙwalwar ƙwaƙwalwar ba bisa ƙa'ida ba da samun gata."
An sake gyara kuskuren a cikin 2010 kumaBayan lokaci, masu zanan guntu sun fara inganta dabarun sarrafa ƙwaƙwalwar. Torvalds ya rubuta cewa an haramta wannan nau'in sararin ƙwaƙwalwar ajiyar sama.
»Kullum muna da" set_fs () ", kuma ba duk gine-ginen aka canza su zuwa sabon mizani ba, amma wannan nau'in sararin ƙwaƙwalwar ajiyar an hana shi a kan x86, powerpc, s390 da RISC-V gine-ginen kuma duk anyi aikin share fage a ciki Ina fatan sauran gine-ginen suma sun nisanta daga wannan samfurin na tarihi, kodayake yana iya ɗaukar lokaci kaɗan don kawar da shi
"Duk da haka dai, ga mafi yawan mutane, wannan bai kamata ya zama komai ba, kuma galibi ɗan ƙaramin tarihin tarihi ne cewa 5.10 ba ta sake kasancewa bisa dukkan tsarin set_fs () ba."
A cewar rahotons, wannan sigar tana ƙara kusan sabbin layi na 704,000 kuma hakan ya haifar da cire layuka 419,000, yana mai sanya Linux 5.10-rc1 kwatankwacin girma da mafi girman kwayar Linux (Linux 5.8).
Torvalds ya ce "Da alama ya fi girma fiye da yadda nake tsammani, kuma duk da cewa taga hade ya fi na 5.8, amma bai fi yawa ba," in ji Torvalds. "Kuma 5.8 shine mafi mahimmancin matsayi da muka taɓa yi."
Dangane da shirin Linux na yau da kullun, 5.10-rc1 zai makonni da yawa na matsala za a bi, tare da 'Yan takarar Saki da yawa da aka saki gaba da bargawar kwaya da aka shirya a watan Disamba.
Babban canje-canje a cikin wannan sigar kwaya sun haɗa da Ofarshen Tallafawa ga PowerPC 601 Masu sarrafawa, dacewa tare da Nvidia's Orin SOCs don amfani a cikin motoci masu zaman kansu da mutummutumi, koBetter graphics direba goyon baya akan mai sarrafawa Broadcom anyi amfani dashi a cikin Rasberi Pi 4, ragi na Specter don masu sarrafa Arm, gyaran tweaks mai amfani, da gyaran bug daga shekara ta 2038.
Tun da 5.6 na kernel, wanda aka fitar a watan Maris na ƙarshe, Hasungiyar ta fara ba da mafita don magance matsalar ta shekarar 2038. Wannan kwaro ne wanda aka samo shi a cikin ɓoyayyen bayanan tuntuɓar tsarin Unix, gami da Linux, macOS, da sauran tsarin aiki masu dacewa na POSIX.
A cikin waɗannan tsarin, lokacin ƙididdigar ya dogara ne da sakan da suka wuce tun daga Janairu 1, 1970 a 00:00:00 UTC (wanda kuma ake kira epoch). Wata rana zata bada, misali, sakan 86.400 da shekara 31.536.000 sakan.
Ana tsammanin gyarawa don XFS don kwafin Linux 5.10 wanda aka aika da Wong jinkirta kuskuren 2038 ta ƙarin 448.
“Mafi mahimman canje-canje sune sabbin ayyuka guda biyu don metadata akan faifai: ɗaya don adana ƙananan inode masu girma a cikin AG don ƙara yawan dubawa, amma kuma don inganta lokutan gyara; kuma aiki na biyu don tallafawa timestamps har zuwa 2486, "Darrick Wong ya rubuta a cikin imel ɗin sa ga Torvalds.
Yearsarin ƙarin shekaru 448 ya kamata su isa don neman mafita na dogon lokaci ga wannan matsala tare da tsarin fayil na XFS. Kamar yadda Linus Torvalds ya lura, gyarawar an haɗa ta.