diff options
Diffstat (limited to 'arch/x86/mm/mem_encrypt.c')
| -rw-r--r-- | arch/x86/mm/mem_encrypt.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/arch/x86/mm/mem_encrypt.c b/arch/x86/mm/mem_encrypt.c index 385afa2b9e17..e0df96fdfe46 100644 --- a/arch/x86/mm/mem_encrypt.c +++ b/arch/x86/mm/mem_encrypt.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * AMD Memory Encryption Support * * Copyright (C) 2016 Advanced Micro Devices, Inc. * * Author: Tom Lendacky <thomas.lendacky@amd.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define DISABLE_BRANCH_PROFILING @@ -301,9 +298,13 @@ static int __init early_set_memory_enc_dec(unsigned long vaddr, else split_page_size_mask = 1 << PG_LEVEL_2M; - kernel_physical_mapping_init(__pa(vaddr & pmask), - __pa((vaddr_end & pmask) + psize), - split_page_size_mask); + /* + * kernel_physical_mapping_change() does not flush the TLBs, so + * a TLB flush is required after we exit from the for loop. + */ + kernel_physical_mapping_change(__pa(vaddr & pmask), + __pa((vaddr_end & pmask) + psize), + split_page_size_mask); } ret = 0; |