Linux kernel 5.0 wepụtara

Ịbawanye ọnụ ọgụgụ nke isi ụdị gaa na 5 apụtaghị mgbanwe ọ bụla ma ọ bụ ndakpọ ndakọrịta. Ọ na-enyere ndị anyị hụrụ n'anya Linus Torvalds aka inwe udo nke uche. N'okpuru ebe a bụ ndepụta nke ụfọdụ mgbanwe na ọhụrụ.

Isi isi:

  • Onye nhazi usoro CFS na ndị na-arụ ọrụ asymmetric dị ka ARM na-arụ ọrụ dị iche iche - ọ na-ebu ụzọ buru obere ike na ike na-arụ ọrụ nke ọma.
  • Site na fanotify faịlụ nsochi API, ị nwere ike ịnweta ọkwa mgbe emepere faịlụ maka igbu.
  • Ejikọla ihe njikwa cpuset, nke enwere ike iji gbochie otu usoro dabere na ojiji nke CPU na NUMA nodes.
  • Nkwado maka ngwaọrụ ARM ndị a gụnyere: Qualcomm QCS404, Allwinner T3, NXP/Freescale i.MX7ULP, NXP LS1028A, i.MX8, RDA Micro RDA8810PL, Rockchip Gru Scarlet, Allwinner Emlid Neutis N5, na ọtụtụ ndị ọzọ.
  • Mmelite na sistemụ ARM: nkwụnye ọkụ ebe nchekwa, Meltdown na nchekwa Specter, okwu ebe nchekwa 52-bit, wdg.
  • Nkwado maka ntụziaka WBNOINVD maka x86-64.

Sistemụ nchekwa ebe nchekwa:

  • Ngbanwe mkpado ule nwere obere ebe nchekwa dị maka ngwa KASAN na nyiwe ARM64.
  • Ebelatala nkewa ebe nchekwa nke ukwuu (ruo 90%), na-ebute injin Transparent HugePage na-arụ ọrụ nke ọma.
  • Arụmọrụ mremap(2) na nnukwu ebe nchekwa abawanyela ihe ruru ugboro iri abụọ.
  • N'ime usoro KSM, jhash2 na-anọchi xxhash, n'ihi nke ọsọ nke KSM na sistemụ 64-bit abawanyela ugboro 5.
  • Nkwalite ZRam na OOM.

Gbochie ngwaọrụ na sistemụ faịlụ:

  • Usoro blk-mq nke nwere usoro ọnụọgụ arịrịọ dị iche iche aghọwo isi maka ngwaọrụ ngọngọ. E wepụrụ koodu niile na-abụghị mq.
  • Mmelite na nkwado NVMe, ọkachasị n'ihe gbasara arụmọrụ ngwaọrụ n'elu netwọkụ.
  • Maka Btrfs, a na-emejuputa nkwado zuru oke maka faịlụ swap, yana ịgbanwe FSID na-edegharịghị metadata.
  • Agbakwunyela oku ioctl na F2FS maka ịlele FS echerela site na fsck.
  • Integrated BinderFS - pseudo-FS maka nzikọrịta ozi. Na-enye gị ohere ịme ọtụtụ oge nke Android n'otu gburugburu.
  • Ọnụ ọgụgụ nke mmezi na CIFS: cache DFS, àgwà agbatị, smb3.1.1 protocol.
  • ZRam na-arụ ọrụ nke ọma na ngwaọrụ swap na-ejighị ya, na-echekwa ebe nchekwa.

Nchekwa na njiri anya:

  • Agbakwunyere ọrụ hash Streebog (GOST 34.11-2012), nke FSB nke Russian Federation mepụtara.
  • Nkwado maka ihe nzuzo nzuzo Adiantum nke Google mepụtara maka ngwaọrụ ndị dị ala.
  • Algorithms XChaCha12, XChaCha20 na NHPoly1305 gụnyere.
  • Ijikwa oku seccomp nwere ike ibugharị ugbu a n'ime oghere onye ọrụ.
  • Maka sistemụ ndị ọbịa KVM, nkwado maka Intel Processor Trace extensions na-eji obere arụrụ arụ arụrụ arụ arụ ọrụ.
  • Nkwalite na sistemu KVM/Hyper-V.
  • Onye ọkwọ ụgbọ ala virtio-gpu na-akwado simulation EDID maka ndị nleba anya mebere.
  • Onye ọkwọ ụgbọ ala virtio_blk na-emejuputa oku atụfu.
  • Atụmatụ nchekwa etinyere maka ebe nchekwa NV dabere na nkọwapụta Intel DSM 1.8.

Ndị ọkwọ ụgbọala:

  • Mgbanwe na DRM API iji kwado mmekọrịta ngbanwe nke ọma (akụkụ ọkọlọtọ DisplayPort) yana ọnụego ume ọhụrụ na-agbanwe agbanwe (akụkụ ọkọlọtọ HDMI).
  • Ngosipụta Stream Compression agụnyere maka mkpakọ na-enweghị atụ nke iyi vidiyo ekwuru na ihuenyo nwere oke.
  • Onye ọkwọ ụgbọ ala AMDGPU na-akwado FreeSync 2 HDR na nrụpụta GPU maka CI, VI, SOC15.
  • Onye ọkwọ ụgbọ ala vidiyo nke Intel na-akwado ibe Amber Lake, ụdị YCBCR 4:2:0 na YCBCR 4:4:4.
  • Onye ọkwọ ụgbọ ala Nouveau gụnyere ọrụ yana ụdị vidiyo maka kaadị vidiyo nke ezinụlọ Turing TU104/TU106.
  • Ndị ọkwọ ụgbọ ala agbakwunyere maka ihuenyo mmetụ Raspberry Pi, ogwe CDTech, Banana Pi, DLC1010GIG, wdg.
  • Onye ọkwọ ụgbọ ala HDA na-akwado bọtịnụ “jack”, ihe ngosi LED, ngwaọrụ Tegra186 na Tegra194.
  • Sistemụ ntinye aka amụtala ịrụ ọrụ na mpịgharị dị elu na ụfọdụ ụmụ oke Microsoft na Logitech.
  • Ọtụtụ mgbanwe na ndị ọkwọ ụgbọala maka kamera weebụ, tuners TV, USB, IIO, wdg.

sistemụ netwọkụ:

  • Ngwunye UDP na-akwado usoro nnomi efu maka ịnyefe data n'elu oghere na-enweghị nkpuchi etiti.
  • Agbakwunyekwara usoro a na-anata nbudata n'ebe ahụ.
  • Nchọta emelitere na atumatu xfrm mgbe enwere nnukwu ọnụọgụ n'ime ha.
  • Agbakwunyela ikike ibutu ọwara na ọkwọ ụgbọ ala VLAN.
  • Ọtụtụ nkwalite na nkwado maka netwọkụ Infiniband na ikuku ikuku.

isi: linux.org.ru

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