linux

iv/linux

History

Linus Torvalds 1eee4ef38c - Make sure clearing CPU buffers using VERW happens at the latest possible

point in the return-to-userspace path, otherwise memory accesses after
   the VERW execution could cause data to land in CPU buffers again
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Merge tag 'x86_urgent_for_v6.8_rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull x86 fixes from Borislav Petkov:

 - Make sure clearing CPU buffers using VERW happens at the latest
   possible point in the return-to-userspace path, otherwise memory
   accesses after the VERW execution could cause data to land in CPU
   buffers again

* tag 'x86_urgent_for_v6.8_rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  KVM/VMX: Move VERW closer to VMentry for MDS mitigation
  KVM/VMX: Use BT+JNC, i.e. EFLAGS.CF to select VMRESUME vs. VMLAUNCH
  x86/bugs: Use ALTERNATIVE() instead of mds_user_clear static key
  x86/entry_32: Add VERW just before userspace transition
  x86/entry_64: Add VERW just before userspace transition
  x86/bugs: Add asm helpers for executing VERW

2024-02-25 10:22:21 -08:00

alpha

RTC for 6.8

2024-01-18 17:25:39 -08:00

arc

work around gcc bugs with 'asm goto' with outputs

2024-02-09 15:57:48 -08:00

arm

Renesas fixes for v6.8

2024-02-23 13:54:37 +01:00

arm64

Arm and RISC-V SoC fixes for 6.8, part 2