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Pu Wen a18cae5384 x86/srso: Add SRSO mitigation for Hygon processors 
commit a5ef7d68cea1344cf524f04981c2b3f80bedbb0d upstream.

Add mitigation for the speculative return stack overflow vulnerability
which exists on Hygon processors too.

Signed-off-by: Pu Wen <puwen@hygon.cn>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Acked-by: Borislav Petkov (AMD) <bp@alien8.de>
Cc: <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/tencent_4A14812842F104E93AA722EC939483CEFF05@qq.com
Signed-off-by: Ashwin Dayanand Kamat <ashwin.kamat@broadcom.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-11-19 09:22:46 +01:00
..
boot x86/boot: Ignore NMIs during very early boot 2024-11-18 12:13:08 +01:00
configs Import A536BXXU9EXDC 2024-06-15 16:02:09 -03:00
crypto Import A536BXXU9EXDC 2024-06-15 16:02:09 -03:00
entry x86/entry_32: Add VERW just before userspace transition 2024-11-19 09:22:40 +01:00
events x86: Share definition of __is_canonical_address() 2024-11-18 11:43:11 +01:00
hyperv Import A536BXXU9EXDC 2024-06-15 16:02:09 -03:00
ia32 Import A536BXXU9EXDC 2024-06-15 16:02:09 -03:00
include x86/cpufeatures: Add new word for scattered features 2024-11-19 09:22:44 +01:00
kernel x86/srso: Add SRSO mitigation for Hygon processors 2024-11-19 09:22:46 +01:00
kvm KVM/x86: Export RFDS_NO and RFDS_CLEAR to guests 2024-11-19 09:22:41 +01:00
lib x86/stackprotector/32: Make the canary into a regular percpu variable 2024-11-19 09:22:37 +01:00
math-emu Import A536BXXU9EXDC 2024-06-15 16:02:09 -03:00
mm Revert "x86/mm/ident_map: Use gbpages only where full GB page should be mapped." 2024-11-19 09:22:46 +01:00
net x86/returnthunk: Allow different return thunks 2024-11-18 22:25:38 +01:00
oprofile Import A536BXXU9EXDC 2024-06-15 16:02:09 -03:00
pci Import A536BXXU9EXDC 2024-06-15 16:02:09 -03:00
platform x86/stackprotector/32: Make the canary into a regular percpu variable 2024-11-19 09:22:37 +01:00
power x86/stackprotector/32: Make the canary into a regular percpu variable 2024-11-19 09:22:37 +01:00
purgatory Import A536BXXU9EXDC 2024-06-15 16:02:09 -03:00
ras Import A536BXXU9EXDC 2024-06-15 16:02:09 -03:00
realmode Import A536BXXU9EXDC 2024-06-15 16:02:09 -03:00
tools x86, relocs: Ignore relocations in .notes section 2024-11-19 08:44:47 +01:00
um Import A536BXXU9EXDC 2024-06-15 16:02:09 -03:00
video Import A536BXXU9EXDC 2024-06-15 16:02:09 -03:00
xen x86/stackprotector/32: Make the canary into a regular percpu variable 2024-11-19 09:22:37 +01:00
Kbuild Import A536BXXU9EXDC 2024-06-15 16:02:09 -03:00
Kconfig x86/rfds: Mitigate Register File Data Sampling (RFDS) 2024-11-19 09:22:40 +01:00
Kconfig.assembler Import A536BXXU9EXDC 2024-06-15 16:02:09 -03:00
Kconfig.cpu x86/Kconfig: Transmeta Crusoe is CPU family 5, not 6 2024-11-18 12:13:31 +01:00
Kconfig.debug Import A536BXXU9EXDC 2024-06-15 16:02:09 -03:00
Makefile x86/stackprotector/32: Make the canary into a regular percpu variable 2024-11-19 09:22:37 +01:00
Makefile.um um: allow not setting extra rpaths in the linux binary 2024-11-18 23:19:35 +01:00
Makefile_32.cpu Import A536BXXU9EXDC 2024-06-15 16:02:09 -03:00