mirror_ubuntu-kernels/arch/x86/kernel/cpu
Borislav Petkov (AMD) f454b18e07 x86/cpu: Fix AMD erratum #1485 on Zen4-based CPUs
Fix erratum #1485 on Zen4 parts where running with STIBP disabled can
cause an #UD exception. The performance impact of the fix is negligible.

Reported-by: René Rebe <rene@exactcode.de>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Tested-by: René Rebe <rene@exactcode.de>
Cc: <stable@kernel.org>
Link: https://lore.kernel.org/r/D99589F4-BC5D-430B-87B2-72C20370CF57@exactcode.com
2023-10-11 11:00:11 +02:00
..
mce * Rework apic callbacks, getting rid of unnecessary ones and 2023-08-30 10:44:46 -07:00
microcode x86/microcode: Remove remaining references to CONFIG_MICROCODE_AMD 2023-08-26 13:37:55 +02:00
mtrr x86/mtrr: Unify debugging printing 2023-06-01 15:04:33 +02:00
resctrl x86/resctrl: Fix kernel-doc warnings 2023-10-08 11:45:16 +02:00
sgx x86/sgx: Resolves SECS reclaim vs. page fault for EAUG race 2023-09-28 16:16:40 -07:00
.gitignore
acrn.c x86/apic: Nuke ack_APIC_irq() 2023-08-09 11:58:34 -07:00
amd.c x86/cpu: Fix AMD erratum #1485 on Zen4-based CPUs 2023-10-11 11:00:11 +02:00
aperfmperf.c
bugs.c x86/srso: Fix SBPB enablement for spec_rstack_overflow=off 2023-09-19 10:54:39 +02:00
cacheinfo.c x86/cpu/cacheinfo: Remove cpu_callout_mask dependency 2023-05-15 13:44:52 +02:00
centaur.c
common.c x86/srso: Add SRSO mitigation for Hygon processors 2023-09-28 09:57:07 +02:00
cpu.h x86/speculation: Add Gather Data Sampling mitigation 2023-07-19 16:45:37 -07:00
cpuid-deps.c x86/cpufeatures: Add CPU feature flags for shadow stacks 2023-07-11 14:12:18 -07:00
cyrix.c
feat_ctl.c
hygon.c x86/apic: Get rid of hard_smp_processor_id() 2023-08-09 11:58:17 -07:00
hypervisor.c
intel_epb.c x86/cpu: Fix Gracemont uarch 2023-08-09 21:51:06 +02:00
intel_pconfig.c
intel.c x86/microcode: Include vendor headers into microcode.h 2023-08-13 18:42:55 +02:00
Makefile x86/cpu: Remove X86_FEATURE_NAMES 2023-05-15 20:03:08 +02:00
match.c
mkcapflags.sh
mshyperv.c hyperv-next for v6.6 2023-09-04 11:26:29 -07:00
perfctr-watchdog.c
powerflags.c
proc.c x86: Expose thread features in /proc/$PID/status 2023-08-02 15:01:51 -07:00
rdrand.c
scattered.c
topology.c x86/topology: Fix erroneous smp_num_siblings on Intel Hybrid platforms 2023-05-25 10:48:42 -07:00
transmeta.c
tsx.c
umc.c
umwait.c x86/umwait: move to use bus_get_dev_root() 2023-03-17 15:29:29 +01:00
vmware.c sched/clock/x86: Mark sched_clock() noinstr 2023-01-31 15:01:47 +01:00
vortex.c
zhaoxin.c