diff options
| author | Kirill A. Shutemov <kirill.shutemov@linux.intel.com> | 2025-05-16 15:33:03 +0300 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2025-05-17 10:33:44 +0200 |
| commit | 1bffe6f6890cb40a8d26aec1ffe5f95e2bd09ac2 (patch) | |
| tree | 16db2307e65eb2ec047bf2aa34f7c58913f52608 /scripts/gdb | |
| parent | a0f3fe547eb35a2dc298a78da73da73304f41ce1 (diff) | |
x86/mm/64: Always use dynamic memory layout
Dynamic memory layout is used by KASLR and 5-level paging.
CONFIG_X86_5LEVEL is going to be removed, making 5-level paging support
unconditional which requires unconditional support of dynamic memory
layout.
Remove CONFIG_DYNAMIC_MEMORY_LAYOUT.
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Reviewed-by: Ard Biesheuvel <ardb@kernel.org>
Reviewed-by: Borislav Petkov (AMD) <bp@alien8.de>
Cc: Jan Kiszka <jan.kiszka@siemens.com>
Cc: Kieran Bingham <kbingham@kernel.org>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Link: https://lore.kernel.org/r/20250516123306.3812286-2-kirill.shutemov@linux.intel.com
Diffstat (limited to 'scripts/gdb')
| -rw-r--r-- | scripts/gdb/linux/pgtable.py | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/scripts/gdb/linux/pgtable.py b/scripts/gdb/linux/pgtable.py index 30d837f3dfae..09aac2421fb8 100644 --- a/scripts/gdb/linux/pgtable.py +++ b/scripts/gdb/linux/pgtable.py @@ -29,11 +29,9 @@ def page_mask(level=1): raise Exception(f'Unknown page level: {level}') -#page_offset_base in case CONFIG_DYNAMIC_MEMORY_LAYOUT is disabled -POB_NO_DYNAMIC_MEM_LAYOUT = '0xffff888000000000' def _page_offset_base(): pob_symbol = gdb.lookup_global_symbol('page_offset_base') - pob = pob_symbol.name if pob_symbol else POB_NO_DYNAMIC_MEM_LAYOUT + pob = pob_symbol.name return gdb.parse_and_eval(pob) |