diff options
| author | Joerg Roedel <jroedel@suse.de> | 2020-09-07 16:15:24 +0300 |
|---|---|---|
| committer | Borislav Petkov <bp@suse.de> | 2020-09-07 20:45:25 +0300 |
| commit | 597cfe48212a3f110ab0f918bf59791f453e65b7 (patch) | |
| tree | 3ca6f66974264437ac3d4c71f95b3a21e5d159b3 /arch/x86/Kconfig | |
| parent | c81d60029a1393183d2125fcb4b64831629b8864 (diff) | |
| download | linux-597cfe48212a3f110ab0f918bf59791f453e65b7.tar.xz | |
x86/boot/compressed/64: Setup a GHCB-based VC Exception handler
Install an exception handler for #VC exception that uses a GHCB. Also
add the infrastructure for handling different exit-codes by decoding
the instruction that caused the exception and error handling.
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Signed-off-by: Borislav Petkov <bp@suse.de>
Link: https://lkml.kernel.org/r/20200907131613.12703-24-joro@8bytes.org
Diffstat (limited to 'arch/x86/Kconfig')
| -rw-r--r-- | arch/x86/Kconfig | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 7101ac64bb20..8289dd44efbd 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -1521,6 +1521,7 @@ config AMD_MEM_ENCRYPT select DYNAMIC_PHYSICAL_MASK select ARCH_USE_MEMREMAP_PROT select ARCH_HAS_FORCE_DMA_UNENCRYPTED + select INSTRUCTION_DECODER help Say yes to enable support for the encryption of system memory. This requires an AMD processor that supports Secure Memory |