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| author | Will Deacon <will@kernel.org> | 2020-10-02 14:15:24 +0300 |
|---|---|---|
| committer | Will Deacon <will@kernel.org> | 2020-10-02 14:15:24 +0300 |
| commit | 0a21ac0d3094349de50f42b3712931de208ba74a (patch) | |
| tree | 7dfdb4a74477c29b7e026cb0c2657b63d1dacf09 /arch/arm64/kernel/hibernate.c | |
| parent | 57b8b1b4351dafe94de09a2aab5eba885b6705f0 (diff) | |
| parent | 780c083a8f840ca9162c7a4090ff5e10d15152a2 (diff) | |
| download | linux-0a21ac0d3094349de50f42b3712931de208ba74a.tar.xz | |
Merge branch 'for-next/ghostbusters' into for-next/core
Fix and subsequently rewrite Spectre mitigations, including the addition
of support for PR_SPEC_DISABLE_NOEXEC.
(Will Deacon and Marc Zyngier)
* for-next/ghostbusters: (22 commits)
arm64: Add support for PR_SPEC_DISABLE_NOEXEC prctl() option
arm64: Pull in task_stack_page() to Spectre-v4 mitigation code
KVM: arm64: Allow patching EL2 vectors even with KASLR is not enabled
arm64: Get rid of arm64_ssbd_state
KVM: arm64: Convert ARCH_WORKAROUND_2 to arm64_get_spectre_v4_state()
KVM: arm64: Get rid of kvm_arm_have_ssbd()
KVM: arm64: Simplify handling of ARCH_WORKAROUND_2
arm64: Rewrite Spectre-v4 mitigation code
arm64: Move SSBD prctl() handler alongside other spectre mitigation code
arm64: Rename ARM64_SSBD to ARM64_SPECTRE_V4
arm64: Treat SSBS as a non-strict system feature
arm64: Group start_thread() functions together
KVM: arm64: Set CSV2 for guests on hardware unaffected by Spectre-v2
arm64: Rewrite Spectre-v2 mitigation code
arm64: Introduce separate file for spectre mitigations and reporting
arm64: Rename ARM64_HARDEN_BRANCH_PREDICTOR to ARM64_SPECTRE_V2
KVM: arm64: Simplify install_bp_hardening_cb()
KVM: arm64: Replace CONFIG_KVM_INDIRECT_VECTORS with CONFIG_RANDOMIZE_BASE
arm64: Remove Spectre-related CONFIG_* options
arm64: Run ARCH_WORKAROUND_2 enabling code on all CPUs
...
Diffstat (limited to 'arch/arm64/kernel/hibernate.c')
| -rw-r--r-- | arch/arm64/kernel/hibernate.c | 6 |
1 files changed, 1 insertions, 5 deletions
diff --git a/arch/arm64/kernel/hibernate.c b/arch/arm64/kernel/hibernate.c index 735cfd8a744f..3a1662392c95 100644 --- a/arch/arm64/kernel/hibernate.c +++ b/arch/arm64/kernel/hibernate.c @@ -331,11 +331,7 @@ int swsusp_arch_suspend(void) * mitigation off behind our back, let's set the state * to what we expect it to be. */ - switch (arm64_get_ssbd_state()) { - case ARM64_SSBD_FORCE_ENABLE: - case ARM64_SSBD_KERNEL: - arm64_set_ssbd_mitigation(true); - } + spectre_v4_enable_mitigation(NULL); } local_daif_restore(flags); |