diff options
| author | Ingo Molnar <mingo@kernel.org> | 2016-02-25 09:00:38 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2016-02-25 09:00:38 +0100 |
| commit | c0853867a10f9215132dccdb84c720a5f856f4d2 (patch) | |
| tree | 92d3162ea2fc6fe0276dabc869e01293325f862c /arch/x86/kernel/vmlinux.lds.S | |
| parent | 6dc390ad61ac8dfca5fa9b0823981fb6f7ec17a0 (diff) | |
| parent | 1923f3d02768bd904dfe5607f3f93c3008b8db61 (diff) | |
Merge branch 'x86/debug' into core/objtool, to pick up frame pointer fixes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86/kernel/vmlinux.lds.S')
| -rw-r--r-- | arch/x86/kernel/vmlinux.lds.S | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/x86/kernel/vmlinux.lds.S b/arch/x86/kernel/vmlinux.lds.S index 74e4bf11f562..92dc211c11db 100644 --- a/arch/x86/kernel/vmlinux.lds.S +++ b/arch/x86/kernel/vmlinux.lds.S @@ -195,6 +195,17 @@ SECTIONS :init #endif + /* + * Section for code used exclusively before alternatives are run. All + * references to such code must be patched out by alternatives, normally + * by using X86_FEATURE_ALWAYS CPU feature bit. + * + * See static_cpu_has() for an example. + */ + .altinstr_aux : AT(ADDR(.altinstr_aux) - LOAD_OFFSET) { + *(.altinstr_aux) + } + INIT_DATA_SECTION(16) .x86_cpu_dev.init : AT(ADDR(.x86_cpu_dev.init) - LOAD_OFFSET) { |