diff options
| author | Tom Lendacky <thomas.lendacky@amd.com> | 2020-02-28 13:14:04 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2020-02-29 10:16:56 +0100 |
| commit | badc61982adb6018a48ed8fe32087b9754cae14b (patch) | |
| tree | 2168d6f165beb5fa8156fc9cfc9f62c8f8766ffe /arch/x86/platform | |
| parent | f10e80a19b07b58fc2adad7945f8313b01503bae (diff) | |
| download | linux-badc61982adb6018a48ed8fe32087b9754cae14b.tar.bz2 | |
efi/x86: Add RNG seed EFI table to unencrypted mapping check
When booting with SME active, EFI tables must be mapped unencrypted since
they were built by UEFI in unencrypted memory. Update the list of tables
to be checked during early_memremap() processing to account for the EFI
RNG seed table.
Signed-off-by: Tom Lendacky <thomas.lendacky@amd.com>
Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Cc: linux-efi@vger.kernel.org
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: David Hildenbrand <david@redhat.com>
Cc: Heinrich Schuchardt <xypron.glpk@gmx.de>
Link: https://lore.kernel.org/r/b64385fc13e5d7ad4b459216524f138e7879234f.1582662842.git.thomas.lendacky@amd.com
Link: https://lore.kernel.org/r/20200228121408.9075-3-ardb@kernel.org
Diffstat (limited to 'arch/x86/platform')
| -rw-r--r-- | arch/x86/platform/efi/efi.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/x86/platform/efi/efi.c b/arch/x86/platform/efi/efi.c index 0a8117865430..aca9bdd87bca 100644 --- a/arch/x86/platform/efi/efi.c +++ b/arch/x86/platform/efi/efi.c @@ -90,6 +90,7 @@ static const unsigned long * const efi_tables[] = { #endif &efi.tpm_log, &efi.tpm_final_log, + &efi_rng_seed, }; u64 efi_setup; /* efi setup_data physical address */ |