On Fri, Jun 6, 2025 at 11:44 AM Marc Zyngier <maz@xxxxxxxxxx> wrote: > > Paolo, > > Here the second batch of fixes for 6.16. We have a significant rework > of our system register accessors so that the RES0/RES1 sanitisation > gets applied at the right time, and a bunch of fixes for a single > selftest that really *never* worked. > > Please pull, Pulled, thanks. Paolo > M. > > The following changes since commit 4d62121ce9b58ea23c8d62207cbc604e98ecdc0a: > > KVM: arm64: vgic-debug: Avoid dereferencing NULL ITE pointer (2025-05-30 10:24:49 +0100) > > are available in the Git repository at: > > git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm.git tags/kvmarm-fixes-6.16-2 > > for you to fetch changes up to fad4cf944839da7f5c3376243aa353295c88f588: > > KVM: arm64: selftests: Determine effective counter width in arch_timer_edge_cases (2025-06-05 14:28:44 +0100) > > ---------------------------------------------------------------- > KVM/arm64 fixes for 6.16, take #2 > > - Rework of system register accessors for system registers that are > directly writen to memory, so that sanitisation of the in-memory > value happens at the correct time (after the read, or before the > write). For convenience, RMW-style accessors are also provided. > > - Multiple fixes for the so-called "arch-timer-edge-cases' selftest, > which was always broken. > > ---------------------------------------------------------------- > Marc Zyngier (4): > KVM: arm64: Add assignment-specific sysreg accessor > KVM: arm64: Add RMW specific sysreg accessor > KVM: arm64: Don't use __vcpu_sys_reg() to get the address of a sysreg > KVM: arm64: Make __vcpu_sys_reg() a pure rvalue operand > > Sebastian Ott (4): > KVM: arm64: selftests: Fix help text for arch_timer_edge_cases > KVM: arm64: selftests: Fix thread migration in arch_timer_edge_cases > KVM: arm64: selftests: Fix xVAL init in arch_timer_edge_cases > KVM: arm64: selftests: Determine effective counter width in arch_timer_edge_cases > > arch/arm64/include/asm/kvm_host.h | 32 ++++++++++-- > arch/arm64/kvm/arch_timer.c | 18 +++---- > arch/arm64/kvm/debug.c | 4 +- > arch/arm64/kvm/fpsimd.c | 4 +- > arch/arm64/kvm/hyp/exception.c | 4 +- > arch/arm64/kvm/hyp/include/hyp/switch.h | 4 +- > arch/arm64/kvm/hyp/include/hyp/sysreg-sr.h | 6 +-- > arch/arm64/kvm/hyp/nvhe/hyp-main.c | 4 +- > arch/arm64/kvm/hyp/vhe/switch.c | 4 +- > arch/arm64/kvm/hyp/vhe/sysreg-sr.c | 48 ++++++++--------- > arch/arm64/kvm/nested.c | 2 +- > arch/arm64/kvm/pmu-emul.c | 24 ++++----- > arch/arm64/kvm/sys_regs.c | 60 +++++++++++----------- > arch/arm64/kvm/sys_regs.h | 4 +- > arch/arm64/kvm/vgic/vgic-v3-nested.c | 10 ++-- > .../selftests/kvm/arm64/arch_timer_edge_cases.c | 39 +++++++++----- > 16 files changed, 151 insertions(+), 116 deletions(-) >
