[PATCH v4 00/20] arm64+KVM: FPSIMD/SVE/SME cleanups

[Will Deacon]

On Wed, 03 Jun 2026 12:06:10 +0100, Mark Rutland wrote:
> This series cleans up low-level FPSIMD/SVE/SME state management code,
> making it easier to maintain and extend (e.g. adding SME support to
> KVM), and enabling better debugging (e.g. by making SVE/SME save/restore
> visible to KASAN and KCSAN).
> 
> The first two patches fix a couple of latent issues that don't seem to
> have occurred in practice so far, but would be good to fix for stable to
> avoid any future issues. The rest of the series is purely cleanup.
> 
> [...]

Applied to arm64 (for-next/fpsimd-cleanups), thanks!

[01/20] arm64: fpsimd: Fix type mismatch in sve_{save,load}_state()
        https://git.kernel.org/arm64/c/ae24f6b06e90
[02/20] arm64: fpsimd: Fix type mismatch in sme_{save,load}_state()
        https://git.kernel.org/arm64/c/247bd1539050
[03/20] KVM: arm64: Don't include <asm/fpsimdmacros.h>
        https://git.kernel.org/arm64/c/79e66bb7e8b4
[04/20] KVM: arm64: Don't override FFR save/restore argument
        https://git.kernel.org/arm64/c/dc2337625880
[05/20] KVM: arm64: pkvm: Save host FPMR in host cpu context
        https://git.kernel.org/arm64/c/da20bb4bc5e6
[06/20] KVM: arm64: pkvm: Remove struct cpu_sve_state
        https://git.kernel.org/arm64/c/afd7af2b56ec
[07/20] arm64: fpsimd: Fold sve_init_regs() into do_sve_acc()
        https://git.kernel.org/arm64/c/3efb6c7f22c6
[08/20] arm64: fpsimd: Remove sve_set_vq() and sme_set_vq()
        https://git.kernel.org/arm64/c/e0cde2d2bb1b
[09/20] arm64: fpsimd: Use assembler for SVE instructions
        https://git.kernel.org/arm64/c/f27fe9aa2d06
[10/20] arm64: fpsimd: Use assembler for baseline SME instructions
        https://git.kernel.org/arm64/c/db9d63eafeba
[11/20] arm64: fpsimd: Move sve_get_vl() and sme_get_vl() inline
        https://git.kernel.org/arm64/c/3f26d7c6544c
[12/20] arm64: sysreg: Add FPCR and FPSR
        https://git.kernel.org/arm64/c/36a1d1726634
[13/20] arm64: fpsimd: Split FPSR/FPCR from SVE save/restore
        https://git.kernel.org/arm64/c/1277531fca43
[14/20] arm64: fpsimd: Move fpsimd save/restore inline
        https://git.kernel.org/arm64/c/890712d4507b
[15/20] arm64: fpsimd: Use opaque type for SVE state
        https://git.kernel.org/arm64/c/e1b163e40553
[16/20] arm64: fpsimd: Use opaque type for SME state
        https://git.kernel.org/arm64/c/eb1a68a00c0a
[17/20] arm64: fpsimd: Move SVE save/restore inline
        https://git.kernel.org/arm64/c/2768101b3976
[18/20] arm64: fpsimd: Move sve_flush_live() inline
        https://git.kernel.org/arm64/c/18618d9ea1fb
[19/20] arm64: fpsimd: Move SME save/restore inline
        https://git.kernel.org/arm64/c/bfdfafd90720
[20/20] arm64: fpsimd: Remove <asm/fpsimdmacros.h>
        https://git.kernel.org/arm64/c/987ec51e1841

Cheers,
-- 
Will

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