linux/arch
Josh Poimboeuf 13ea4b92e8 x86/srso: Fix SBPB enablement for spec_rstack_overflow=off
[ Upstream commit 01b057b2f4 ]

If the user has requested no SRSO mitigation, other mitigations can use
the lighter-weight SBPB instead of IBPB.

Fixes: fb3bd914b3 ("x86/srso: Add a Speculative RAS Overflow mitigation")
Signed-off-by: Josh Poimboeuf <jpoimboe@kernel.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Acked-by: Borislav Petkov (AMD) <bp@alien8.de>
Link: https://lore.kernel.org/r/b20820c3cfd1003171135ec8d762a0b957348497.1693889988.git.jpoimboe@kernel.org
Signed-off-by: Sasha Levin <sashal@kernel.org>
History 2023-10-06 13:18:07 +02:00
..
alpha alpha: remove __init annotation from exported page_is_ram() 2023-08-16 18:22:03 +02:00
arc ARC: atomics: Add compiler barrier to atomic operations... 2023-09-19 12:23:00 +02:00
arm ARM: 9317/1: kexec: Make smp stop calls asynchronous 2023-09-23 11:09:58 +02:00
arm64 arm64: dts: qcom: sm8250-edo: correct ramoops pmsg-size 2023-09-23 11:09:57 +02:00
csky kprobes: treewide: Cleanup the error messages for kprobes 2023-02-22 12:57:00 +01:00
h8300 h8300: Fix build errors from do_exit() to make_task_dead() transition 2023-02-01 08:27:21 +01:00
hexagon hexagon: Fix function name in die() 2023-02-01 08:27:20 +01:00
ia64 ia64/cpu: Switch to arch_cpu_finalize_init() 2023-08-08 19:58:30 +02:00
m68k m68k: Fix invalid .section syntax 2023-09-19 12:22:27 +02:00
microblaze exit: Add and use make_task_dead. 2023-02-01 08:27:20 +01:00
mips MIPS: Use "grep -E" instead of "egrep" 2023-09-23 11:10:00 +02:00
nds32 exit: Add and use make_task_dead. 2023-02-01 08:27:20 +01:00
nios2 nios2: dts: Fix tse_mac "max-frame-size" property 2023-06-21 15:59:14 +02:00
openrisc openrisc: Properly store r31 to pt_regs on unhandled exceptions 2023-05-11 23:00:37 +09:00
parisc parisc: led: Fix LAN receive and transmit LEDs 2023-09-19 12:22:55 +02:00
powerpc powerpc/perf/hv-24x7: Update domain value check 2023-10-06 13:18:06 +02:00
riscv riscv: uaccess: Return the number of bytes effectively not copied 2023-08-26 14:23:36 +02:00
s390 s390/ipl: add missing secure/has_secure file to ipl type 'unknown' 2023-09-19 12:22:52 +02:00
sh sh: boards: Fix CEU buffer size passed to dma_declare_coherent_memory() 2023-09-19 12:23:00 +02:00
sparc sparc/cpu: Switch to arch_cpu_finalize_init() 2023-08-08 19:58:31 +02:00
um um: Fix hostaudio build errors 2023-09-19 12:22:49 +02:00
x86 x86/srso: Fix SBPB enablement for spec_rstack_overflow=off 2023-10-06 13:18:07 +02:00
xtensa xtensa: PMU: fix base address for the newer hardware 2023-09-19 12:22:51 +02:00
.gitignore .gitignore: prefix local generated files with a slash 2021-05-02 00:43:35 +09:00
Kconfig init: Provide arch_cpu_finalize_init() 2023-08-08 19:58:30 +02:00