Re: [PATCH kvmtool v3 0/4] Add guest_memfd support for arm64

On Sun, 12 Jul 2026 15:25:32 +0100, Fuad Tabba wrote:
> Changes since v2 [1]:
> - Assert guest_memfd >= 0 in kvm__register_ram_guest_memfd() (Alexandru)
> - Don't split line after = sign (Alexandru)
> - Disable MTE when --guest-memfd is used (Alexandru)
> - Carried Reviewed-bys
> 
> Changes since v1 [2]:
> - Use kvm_userspace_memory_region2 only for guest_memfd slots (Suzuki)
> - Check KVM_CAP_GUEST_MEMFD before KVM_CAP_GUEST_MEMFD_FLAGS (Alexandru)
> - Close guest_memfd fd after unmapping at teardown (Alexandru)
> - Carried Reviewed-bys
> 
> [...]

Applied to kvmtool (master), thanks!

[1/4] Initialize the return value in kvm__for_each_mem_bank()
      https://git.kernel.org/will/kvmtool/c/8e77acfac060
[2/4] Remove newline from end of die() aborts
      https://git.kernel.org/will/kvmtool/c/a6d971e56ee2
[3/4] Add support for registering guest_memfd-backed memory regions
      https://git.kernel.org/will/kvmtool/c/3f5bf00c2449
[4/4] arm64: Add --guest-memfd option to back guest RAM with guest_memfd
      https://git.kernel.org/will/kvmtool/c/0717297de3d5

Cheers,
-- 
Will

https://fixes.arm64.dev
https://next.arm64.dev
https://will.arm64.dev