This fixes the 64-bit single-step handling code's instruction
decoder to grok the 0xf0 (lock) prefix, which the 32-bit code
already does correctly.
Signed-off-by: Roland McGrath <[EMAIL PROTECTED]>
---
arch/x86/kernel/step.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/arch/x86/kernel/step.c b/arch/x86/kernel/step.c
index 3b70f20..6a93b93 100644
--- a/arch/x86/kernel/step.c
+++ b/arch/x86/kernel/step.c
@@ -66,7 +66,7 @@ static int is_setting_trap_flag(struct task_struct *child,
struct pt_regs *regs)
case 0x26: case 0x2e:
case 0x36: case 0x3e:
case 0x64: case 0x65:
- case 0xf2: case 0xf3:
+ case 0xf0: case 0xf2: case 0xf3:
continue;
case 0x40 ... 0x4f:
-
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