linux/arch/x86/kernel/cpu
Prathyushi Nangia c21b90f776 x86/CPU/AMD: Prevent improper isolation of shared resources in Zen2's op cache
Make sure resources are not improperly shared in the op cache and
cause instruction corruption this way.

Signed-off-by: Prathyushi Nangia <prathyushi.nangia@amd.com>
Co-developed-by: Borislav Petkov (AMD) <bp@alien8.de>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Cc: stable@vger.kernel.org
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2026-05-11 20:06:36 -07:00
..
mce - Add new AMD MCA bank names and types to the MCA code, preceded by a clean 2026-04-14 15:32:39 -07:00
microcode x86/microcode: Add platform mask to Intel microcode "old" list 2026-03-05 12:25:45 -08:00
mtrr x86/mtrr: Use kstrtoul() in parse_mtrr_spare_reg() 2026-03-02 17:25:31 +01:00
resctrl x86/resctrl: Fix SNC detection 2026-03-04 16:35:09 +01:00
sgx mm: rename zap_vma_ptes() to zap_special_vma_range() 2026-04-05 13:53:15 -07:00
.gitignore
acrn.c x86/traps: Add sysvec_install() to install a system interrupt handler 2024-01-31 22:02:36 +01:00
amd_cache_disable.c Convert 'alloc_obj' family to use the new default GFP_KERNEL argument 2026-02-21 17:09:51 -08:00
amd.c x86/CPU/AMD: Prevent improper isolation of shared resources in Zen2's op cache 2026-05-11 20:06:36 -07:00
aperfmperf.c syscore: Pass context data to callbacks 2025-11-14 10:01:52 +01:00
bhyve.c x86/cpu: Detect FreeBSD Bhyve hypervisor 2025-09-15 14:06:44 +02:00
bugs.c x86/paravirt: Remove not needed includes of paravirt.h 2026-01-12 11:26:52 +01:00
bus_lock.c x86/split_lock: Don't warn about unknown split_lock_detect parameter 2026-04-05 23:12:40 +02:00
cacheinfo.c x86/cpu/cacheinfo: Simplify cacheinfo_amd_init_llc_id() using _cpuid4_info 2025-09-17 11:22:40 +02:00
centaur.c * VDSO rework and cleanups 2026-02-10 19:34:26 -08:00
common.c Arm: 2026-04-17 07:18:03 -07:00
cpu.h x86/tsx: Make tsx_ctrl_state static 2025-10-24 18:24:42 +02:00
cpuid_0x2_table.c x86/cpu: Consolidate CPUID leaf 0x2 tables 2025-03-25 10:23:04 +01:00
cpuid-deps.c * Enable Linear Address Space Separation (LASS) 2025-12-02 14:48:08 -08:00
cyrix.c x86/cpu: Drop vestigial PBE logic in AMD/Hygon/Centaur/Cyrix 2025-12-14 09:57:13 +01:00
debugfs.c x86/cpu: Prefix hexadecimal values with 0x in cpu_debug_show() 2025-02-27 13:26:53 +01:00
feat_ctl.c x86/msr: Add explicit includes of <asm/msr.h> 2025-05-02 10:23:47 +02:00
hygon.c x86/cpu: Drop vestigial PBE logic in AMD/Hygon/Centaur/Cyrix 2025-12-14 09:57:13 +01:00
hypervisor.c x86/cpu: Detect FreeBSD Bhyve hypervisor 2025-09-15 14:06:44 +02:00
intel_epb.c syscore: Pass context data to callbacks 2025-11-14 10:01:52 +01:00
intel.c x86/cpu: Add platform ID to CPU info structure 2026-03-05 12:25:32 -08:00
Makefile x86/cpu: Detect FreeBSD Bhyve hypervisor 2025-09-15 14:06:44 +02:00
match.c x86/cpu: Add platform ID to CPU matching structure 2026-03-05 12:25:38 -08:00
mkcapflags.sh x86/cpufeatures: Flip the /proc/cpuinfo appearance logic 2024-06-20 21:04:22 +02:00
mshyperv.c hyperv-next for v7.1 2026-04-22 09:50:46 -07:00
perfctr-watchdog.c
powerflags.c
proc.c cpufreq: Allow arch_freq_get_on_cpu to return an error 2025-02-17 18:09:20 +00:00
rdrand.c x86/msr: Prepare for including <linux/percpu.h> into <asm/msr.h> 2024-03-04 12:01:39 +01:00
scattered.c x86/cpufeatures: Add AMD CPPC Performance Priority feature. 2026-04-02 11:28:21 -05:00
topology_amd.c x86/cpu/topology: Define AMD64_CPUID_EXT_FEAT MSR 2025-09-17 11:24:33 +02:00
topology_common.c x86/cpu/topology: Consolidate AMD and Hygon cases in parse_topology() 2026-03-23 16:25:26 +01:00
topology_ext.c x86/cpu/topology: Add support for the AMD 0x80000026 leaf 2024-03-22 11:22:14 +01:00
topology.c x86/topology: use bitmap_weight_from() 2026-03-23 13:33:51 -04:00
topology.h x86/cpu/topology: Retrieve cores per package from topology bitmaps 2024-02-15 22:07:45 +01:00
transmeta.c
tsx.c x86/tsx: Get the tsx= command line parameter with early_param() 2025-10-24 18:35:17 +02:00
umc.c
umwait.c syscore: Pass context data to callbacks 2025-11-14 10:01:52 +01:00
vmware.c x86/paravirt: Replace io_delay() hook with a bool 2026-03-22 08:43:05 +01:00
vortex.c
zhaoxin.c x86/cpufeature: Replace X86_FEATURE_SYSENTER32 with X86_FEATURE_SYSFAST32 2026-01-13 16:37:58 -08:00