Gitweb:     
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=5f76cb1f6c42e7575256595f85b8b97d84ec669e
Commit:     5f76cb1f6c42e7575256595f85b8b97d84ec669e
Parent:     3f80c1adc900769f2070432419da3b5ddbf066fc
Author:     Roland McGrath <[EMAIL PROTECTED]>
AuthorDate: Wed Jan 30 13:30:50 2008 +0100
Committer:  Ingo Molnar <[EMAIL PROTECTED]>
CommitDate: Wed Jan 30 13:30:50 2008 +0100

    x86: single_step 0xf0
    
    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]>
    Signed-off-by: Ingo Molnar <[EMAIL PROTECTED]>
    Signed-off-by: Thomas Gleixner <[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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