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author | Alexey Dobriyan <adobriyan@gmail.com> | 2021-04-22 21:58:40 +0300 |
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committer | Thomas Gleixner <tglx@linutronix.de> | 2021-05-05 21:50:13 +0200 |
commit | 790d1ce71de9199bf9fd37c4743aec4a09489a51 (patch) | |
tree | 8f281e957119b4bace0bb38643603bda8bc6969c /arch/x86/include | |
parent | 3cf4524ce40b204418537e6a3a55ed44911b3f53 (diff) | |
download | linux-stable-790d1ce71de9199bf9fd37c4743aec4a09489a51.tar.gz linux-stable-790d1ce71de9199bf9fd37c4743aec4a09489a51.tar.bz2 linux-stable-790d1ce71de9199bf9fd37c4743aec4a09489a51.zip |
x86: Delete UD0, UD1 traces
Both instructions aren't used by kernel.
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/r/YIHHYNKbiSf5N7+o@localhost.localdomain
Diffstat (limited to 'arch/x86/include')
-rw-r--r-- | arch/x86/include/asm/bug.h | 9 |
1 files changed, 0 insertions, 9 deletions
diff --git a/arch/x86/include/asm/bug.h b/arch/x86/include/asm/bug.h index 297fa12e7e27..84b87538a15d 100644 --- a/arch/x86/include/asm/bug.h +++ b/arch/x86/include/asm/bug.h @@ -7,18 +7,9 @@ /* * Despite that some emulators terminate on UD2, we use it for WARN(). - * - * Since various instruction decoders/specs disagree on the encoding of - * UD0/UD1. */ - -#define ASM_UD0 ".byte 0x0f, 0xff" /* + ModRM (for Intel) */ -#define ASM_UD1 ".byte 0x0f, 0xb9" /* + ModRM */ #define ASM_UD2 ".byte 0x0f, 0x0b" - -#define INSN_UD0 0xff0f #define INSN_UD2 0x0b0f - #define LEN_UD2 2 #ifdef CONFIG_GENERIC_BUG |