[tip:,x86/urgent] x86: Delete UD0, UD1 traces
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Message ID 162030324799.29796.9740974836121590926.tip-bot2@tip-bot2
State Accepted
Commit 790d1ce71de9199bf9fd37c4743aec4a09489a51
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  • [tip:,x86/urgent] x86: Delete UD0, UD1 traces
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Commit Message

tip-bot2 for Cassio Neri May 6, 2021, 12:14 p.m. UTC
The following commit has been merged into the x86/urgent branch of tip:

Commit-ID:     790d1ce71de9199bf9fd37c4743aec4a09489a51
Gitweb:        https://git.kernel.org/tip/790d1ce71de9199bf9fd37c4743aec4a09489a51
Author:        Alexey Dobriyan <adobriyan@gmail.com>
AuthorDate:    Thu, 22 Apr 2021 21:58:40 +03:00
Committer:     Thomas Gleixner <tglx@linutronix.de>
CommitterDate: Wed, 05 May 2021 21:50:13 +02:00

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

---
 arch/x86/include/asm/bug.h |  9 ---------
 1 file changed, 9 deletions(-)

Patch
diff mbox series

diff --git a/arch/x86/include/asm/bug.h b/arch/x86/include/asm/bug.h
index 297fa12..84b8753 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