Shulou(Shulou.com)11/24 Report--

CTOnews.com May 9, Linus Torvalds recently announced the end of the two-week Linux Kernel 6.4 merger window and released the first candidate version update of the 6.4 branch.

The contents of the CTOnews.com translation 6.4-rc1 announcement are as follows:

The two-week merger window is over, so the rc1 version is on schedule.

Linux Kernel 6.4.The development progress is normal so far, mainly for ITER_UBUF updates from Jens and x86 LAM support from Dave Hansen. These two PR requests have been adjusted and some additional x86 user access cleanup has been done.

The main contents of 6.4-rc1 are as follows: processor: Intel Linear address Mask has introduced this "LAM" feature, which allows user space to store metadata in unused pointer bits.

Intel submitted a request for a Shadow Stack merger, but did not merge it, so it was postponed to 6. 5 development cycle.

AMD P state driver adds AMD boot autonomous mode support.

AMD CPU virtual NMI with KVM virtualization capabilities.

Before RISC-V laptops and others enter the market, RISC-V supports hibernation / suspend to disk support.

Remove Intel Thunder Bay SoC support

Optimize Godson and provide more support

The AMD IOMMU driver now supports level 5 guest page tables.

Intel EDAC added support for Sierra Forest to confirm that only the E-kernel Xeon CPU will use a 12-channel DDR5 memory controller.

AMD SEV-SNP vTOM Guest is supported on Microsoft Hyper-V.

Initial support for Apple M2 chip.

AMD CDX bus is supported.

Graphics driver: improved graphics support for Intel Meteor Lake

Add support for AMD GFX943 Accelerator IP

Mainline Qualcomm QAIC Accelerator driver in Linux 6.4

Optimize Rockchip DRM driver and add 4K display support

The AMDGPU driver adds new power features to the Steam Deck.

Storage and I / O: concurrent I / O performance optimization of device mapper

Add pipeline FMODE_NOWAIT support for IO_uring

Reconstruction of EROFS

The NFS server supports RPC-with-TLS.

Small-scale optimization of NTFS driver

Various F2FS and Btrfs improvements.

Optimize EXT4 performanc

Welcome to subscribe "Shulou Technology Information " to get latest news, interesting things and hot topics in the IT industry, and controls the hottest and latest Internet news, technology news and IT industry trends.