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ddcd4d3cb37c8ad60cdbaaffe93f85e15e2babb5
linux/arch/x86/kernel
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David Kaplan ddcd4d3cb3 x86/bugs: Add attack vector controls for BHI 
Use attack vector controls to determine if BHI mitigation is required.

Signed-off-by: David Kaplan <david.kaplan@amd.com>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Link: https://lore.kernel.org/20250707183316.1349127-15-david.kaplan@amd.com
2025-07-11 17:56:41 +02:00
..
acpi
Merge tag 'hyperv-next-signed-20250602' of git://git.kernel.org/pub/scm/linux/kernel/git/hyperv/linux
2025-06-03 08:39:20 -07:00
apic
Merge tag 'hyperv-next-signed-20250602' of git://git.kernel.org/pub/scm/linux/kernel/git/hyperv/linux
2025-06-03 08:39:20 -07:00
cpu
x86/bugs: Add attack vector controls for BHI
2025-07-11 17:56:41 +02:00
fpu
Merge tag 'x86-core-2025-05-25' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
2025-05-26 16:04:17 -07:00
kprobes
x86/alternatives: Rename 'text_poke_sync()' to 'smp_text_poke_sync_each_cpu()'
2025-04-11 11:01:34 +02:00
.gitignore
…
alternative.c
Merge tag 'v6.15-rc7' into x86/core, to pick up fixes
2025-05-21 08:45:03 +02:00
amd_gart_64.c
x86/platform/amd: Move the <asm/amd_nb.h> header to <asm/amd/nb.h>
2025-04-14 09:34:14 +02:00
amd_nb.c
x86/cpuid: Set <asm/cpuid/api.h> as the main CPUID header
2025-05-15 18:23:55 +02:00
amd_node.c
x86/platform/amd: Move the <asm/amd_node.h> header to <asm/amd/node.h>
2025-04-14 09:34:17 +02:00
aperture_64.c
x86/platform/amd: Move the <asm/amd_nb.h> header to <asm/amd/nb.h>
2025-04-14 09:34:14 +02:00
apm_32.c
x86/apm_32: Remove dead function apm_get_battery_status()
2024-02-21 19:38:03 +01:00
asm-offsets_32.c
x86/asm-offsets: Export certain 'struct cpuinfo_x86' fields for 64-bit asm use too
2025-05-15 09:12:07 +02:00
asm-offsets_64.c
x86/stackprotector/64: Convert to normal per-CPU variable
2025-02-18 10:15:09 +01:00
asm-offsets.c
x86/asm-offsets: Export certain 'struct cpuinfo_x86' fields for 64-bit asm use too
2025-05-15 09:12:07 +02:00
audit_64.c
x86/audit: Fix -Wmissing-variable-declarations warning for ia32_xyz_class
2023-08-30 10:11:16 +02:00
bootflag.c
x86/bootflag: Replace open-coded parity calculation with parity8()
2025-02-27 14:00:30 +01:00
callthunks.c
x86/alternatives: Rename 'apply_relocation()' to 'text_poke_apply_relocation()'
2025-04-11 11:01:35 +02:00
cet.c
x86/msr: Add explicit includes of <asm/msr.h>
2025-05-02 10:23:47 +02:00
cfi.c
x86/traps: Allow custom fixups in handle_bug()
2025-02-26 12:22:39 +01:00
check.c
…
cpuid.c
x86/cpuid: make cpuid_class a static const structure
2023-08-05 08:31:41 +02:00
crash_dump_32.c
…
crash_dump_64.c
…
crash.c
x86/crash: pass dm crypt keys to kdump kernel
2025-05-21 10:48:21 -07:00
devicetree.c
x86/of: Don't use DTB for SMP setup if ACPI is enabled
2025-02-25 22:13:02 +01:00
doublefault_32.c
x86: Avoid missing-prototype warnings for doublefault code
2023-05-18 11:56:18 -07:00
dumpstack_32.c
x86/irq: Move irq stacks to percpu hot section
2025-03-04 20:30:33 +01:00
dumpstack_64.c
x86/irq: Move irq stacks to percpu hot section
2025-03-04 20:30:33 +01:00
dumpstack.c
x86/nmi: Consolidate NMI panic variables
2025-04-01 22:25:56 +02:00
e820.c
x86/e820: temporarily enable KHO scratch for memory below 1M
2025-05-12 23:50:41 -07:00
early_printk.c
Merge tag 'v6.15-rc4' into x86/asm, to pick up fixes
2025-05-06 12:03:03 +02:00
early-quirks.c
drm/intel/pciids: rename i915_pciids.h to just pciids.h
2024-10-29 16:14:04 +02:00
ebda.c
…
eisa.c
x86/EISA: Dereference memory directly instead of using readl()
2024-08-29 15:57:09 +02:00
espfix_64.c
x86/fred: No ESPFIX needed when FRED is enabled
2024-01-31 22:01:51 +01:00
fred.c
x86/msr: Add explicit includes of <asm/msr.h>
2025-05-02 10:23:47 +02:00
ftrace_32.S
fgraph: Replace fgraph_ret_regs with ftrace_regs
2024-12-26 10:50:02 -05:00
ftrace_64.S
x86/cfi: Clean up linkage
2025-02-14 10:32:05 +01:00
ftrace.c
Merge commit 'its-for-linus-20250509-merge' into x86/core, to resolve conflicts
2025-05-13 10:47:10 +02:00
head32.c
x86/microcode: Consolidate the loader enablement checking
2025-05-05 10:51:00 +02:00
head64.c
x86/mm/64: Make 5-level paging support unconditional
2025-05-17 10:38:16 +02:00
head_32.S
x86/asm: Remove semicolon from "rep" prefixes
2025-04-18 09:33:33 +02:00
head_64.S
x86/mm/64: Make 5-level paging support unconditional
2025-05-17 10:38:16 +02:00
hpet.c
x86/cpuid: Set <asm/cpuid/api.h> as the main CPUID header
2025-05-15 18:23:55 +02:00
hw_breakpoint.c
x86/amd: Cache debug register values in percpu variables
2023-01-31 20:09:26 +01:00
i8237.c
…
i8253.c
x86/i8253: Call clockevent_i8253_disable() with interrupts disabled
2025-04-11 07:28:20 +02:00
i8259.c
x86/irq: Fix missing declaration of 'io_apic_irqs'
2025-02-27 22:52:37 +01:00
ibt_selftest.S
x86/ibt: Convert IBT selftest to asm
2023-08-17 17:07:09 +02:00
idt.c
x86/irq: Install posted MSI notification handler
2024-04-30 00:54:42 +02:00
io_delay.c
…
ioport.c
x86/iopl: Cure TIF_IO_BITMAP inconsistencies
2025-06-03 15:56:39 +02:00
irq_32.c
x86/irq: Move irq stacks to percpu hot section
2025-03-04 20:30:33 +01:00
irq_64.c
x86/irq: Move irq stacks to percpu hot section
2025-03-04 20:30:33 +01:00
irq_work.c
x86/apic: Wrap IPI calls into helper functions
2023-08-09 12:00:55 -07:00
irq.c
x86/irq: KVM: Add helper for harvesting PIR to deduplicate KVM and posted MSIs
2025-04-24 11:19:41 -07:00
irqflags.S
x86/cfi: Clean up linkage
2025-02-14 10:32:05 +01:00
irqinit.c
x86/fred: Invoke FRED initialization code to enable FRED
2024-01-31 22:03:36 +01:00
itmt.c
x86/itmt: Move the "sched_itmt_enabled" sysctl to debugfs
2025-01-13 14:10:24 +01:00
jailhouse.c
x86/cpuid: Rename hypervisor_cpuid_base()/for_each_possible_hypervisor_cpuid_base() to cpuid_base_hypervisor()/for_each_possible_cpuid_base_hypervisor()
2025-05-16 10:54:47 +02:00
jump_label.c
x86/alternatives: Rename 'text_poke_queue()' to 'smp_text_poke_batch_add()'
2025-04-11 11:01:33 +02:00
kdebugfs.c
…
kexec-bzimage64.c
Merge tag 'mm-nonmm-stable-2025-05-31-15-28' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
2025-05-31 19:12:53 -07:00
kgdb.c
x86/kgdb: use IS_ERR_PCPU() macro
2025-03-16 22:05:52 -07:00
ksysfs.c
x86/sysfs: Constify 'struct bin_attribute'
2024-12-06 11:06:14 +01:00
kvm.c
x86/cpuid: Rename hypervisor_cpuid_base()/for_each_possible_hypervisor_cpuid_base() to cpuid_base_hypervisor()/for_each_possible_cpuid_base_hypervisor()
2025-05-16 10:54:47 +02:00
kvmclock.c
x86/pvops/msr: Refactor pv_cpu_ops.write_msr{,_safe}()
2025-05-02 10:36:36 +02:00
ldt.c
x86/bugs: Rename CONFIG_PAGE_TABLE_ISOLATION => CONFIG_MITIGATION_PAGE_TABLE_ISOLATION
2024-01-10 10:52:28 +01:00
machine_kexec_32.c
x86/mm: Fix _pgd_alloc() for Xen PV mode
2025-04-23 07:49:14 -07:00
machine_kexec_64.c
Merge tag 'mm-nonmm-stable-2025-05-31-15-28' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
2025-05-31 19:12:53 -07:00
Makefile
Merge tag 'kbuild-v6.16' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild
2025-06-07 10:05:35 -07:00
mmconf-fam10h_64.c
x86/msr: Rename 'wrmsrl()' to 'wrmsrq()'
2025-04-10 11:58:33 +02:00
module.c
Merge commit 'its-for-linus-20250509-merge' into x86/core, to resolve conflicts
2025-05-13 10:47:10 +02:00
mpparse.c
x86/mpparse: Cleanup apic_printk()s
2024-08-07 18:13:28 +02:00
msr.c
x86/MSR: make msr_class a static const structure
2023-08-05 08:31:42 +02:00
nmi_selftest.c
x86/nmi: Clean up NMI selftest
2025-04-01 22:26:32 +02:00
nmi.c
x86/nmi: Improve NMI duration console printouts
2025-04-01 22:26:38 +02:00
paravirt-spinlocks.c
…
paravirt.c
x86/paravirt: Restrict PARAVIRT_XXL to 64-bit only
2025-05-17 10:38:29 +02:00
pci-dma.c
Documentation: Merge x86-specific boot options doc into kernel-parameters.txt
2024-12-10 18:25:40 +01:00
pcspeaker.c
…
perf_regs.c
…
platform-quirks.c
x86/quirks: Include linux/pnp.h for arch_pnpbios_disabled()
2023-05-18 11:56:18 -07:00
pmem.c
…
probe_roms.c
x86/sev: Skip ROM range scans and validation for SEV-SNP guests
2024-03-26 15:22:35 +01:00
process_32.c
Merge tag 'x86_cache_for_v6.16_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
2025-05-27 09:53:02 -07:00
process_64.c
Merge tag 'x86_cache_for_v6.16_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
2025-05-27 09:53:02 -07:00
process.c
x86/process: Move the buffer clearing before MONITOR
2025-06-17 17:17:12 +02:00
process.h
…
ptrace.c
x86: Add PTRACE interface for shadow stack
2023-08-02 15:01:51 -07:00
pvclock.c
locking/atomic: treewide: use raw_atomic*_<op>()
2023-06-05 09:57:20 +02:00
quirks.c
x86/platform: Fix missing declaration of 'x86_apple_machine'
2025-02-27 22:52:37 +01:00
reboot_fixups_32.c
x86/msr: Rename 'wrmsrl()' to 'wrmsrq()'
2025-04-10 11:58:33 +02:00
reboot.c
x86/smp/32: Remove safe_smp_processor_id()
2025-03-03 20:30:09 +01:00
relocate_kernel_32.S
x86/asm: Remove semicolon from "rep" prefixes
2025-04-18 09:33:33 +02:00
relocate_kernel_64.S
x86/asm: Replace "REP; NOP" with PAUSE mnemonic
2025-04-18 10:19:25 +02:00
resource.c
…
rethook.c
…
rtc.c
x86/rtc: Remove unused intel-mid.h
2024-04-03 08:24:48 -07:00
setup_percpu.c
x86/smp: Move this_cpu_off to percpu hot section
2025-03-04 20:30:33 +01:00
setup.c
Merge tag 'mm-stable-2025-05-31-14-50' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
2025-05-31 15:44:16 -07:00
sev_verify_cbit.S
x86/boot: Use 32-bit XOR to clear registers
2024-03-01 12:47:37 +01:00
shstk.c
x86/msr: Rename 'wrmsrl()' to 'wrmsrq()'
2025-04-10 11:58:33 +02:00
signal_32.c
x86/ia32: Leave NULL selector values 0~3 unchanged
2025-02-27 22:46:11 +01:00
signal_64.c
x86/pkeys: Restore altstack access in sigreturn()
2024-08-02 14:12:21 +02:00
signal.c
x86/fpu: Convert task_struct::thread.fpu accesses to use x86_task_fpu()
2025-04-14 08:18:29 +02:00
smp.c
x86/smp: PM/hibernate: Split arch_resume_nosmt()
2025-06-07 14:22:56 +02:00
smpboot.c
Reapply "x86/smp: Eliminate mwait_play_dead_cpuid_hint()"
2025-06-07 14:23:22 +02:00
stacktrace.c
…
static_call.c
Merge commit 'its-for-linus-20250509-merge' into x86/core, to resolve conflicts
2025-05-13 10:47:10 +02:00
step.c
x86/msr: Prepare for including <linux/percpu.h> into <asm/msr.h>
2024-03-04 12:01:39 +01:00
sys_ia32.c
…
sys_x86_64.c
arch/x86: teach arch_get_unmapped_area_vmflags to handle hugetlb mappings
2024-11-06 20:11:10 -08:00
tboot.c
x86/e820: Drop obsolete E820_TYPE_RESERVED_KERN and related code
2025-02-21 16:05:00 +01:00
time.c
x86: stop playing stack games in profile_pc()
2024-06-28 14:27:22 -07:00
tls.c
…
tls.h
…
trace_clock.c
x86/msr: Add explicit includes of <asm/msr.h>
2025-05-02 10:23:47 +02:00
trace.c
…
traps.c
Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm
2025-05-29 08:10:01 -07:00
tsc_msr.c
x86/cpu: Fix #define name for Intel CPU model 0x5A
2025-02-04 10:05:53 -08:00
tsc_sync.c
x86/msr: Add explicit includes of <asm/msr.h>
2025-05-02 10:23:47 +02:00
tsc.c
x86/cpuid: Set <asm/cpuid/api.h> as the main CPUID header
2025-05-15 18:23:55 +02:00
umip.c
…
unwind_frame.c
…
unwind_guess.c
…
unwind_orc.c
x86: Use RCU in all users of __module_address().
2025-03-10 11:54:45 +01:00
uprobes.c
uprobes/x86: Add support to emulate NOP instructions
2025-04-18 09:03:05 +02:00
verify_cpu.S
x86/cpufeatures: Generate the <asm/cpufeaturemasks.h> header based on build config
2025-03-19 11:15:11 +01:00
vm86_32.c
arch: remove get_task_comm() and print task comm directly
2025-01-12 20:21:15 -08:00
vmcore_info_32.c
crash: split vmcoreinfo exporting code out from crash_core.c
2024-02-23 17:48:22 -08:00
vmcore_info_64.c
crash: split vmcoreinfo exporting code out from crash_core.c
2024-02-23 17:48:22 -08:00
vmlinux.lds.S
Merge commit 'its-for-linus-20250509-merge' into x86/core, to resolve conflicts
2025-05-13 10:47:10 +02:00
vsmp_64.c
x86/apic: Remove unused phys_pkg_id() callback
2024-02-15 22:07:38 +01:00
x86_init.c
xen: allow mapping ACPI data using a different physical address
2024-09-12 08:25:07 +02:00