diff options
| author | H. Peter Anvin <hpa@zytor.com> | 2009-08-26 17:17:51 -0700 |
|---|---|---|
| committer | H. Peter Anvin <hpa@zytor.com> | 2009-08-26 17:24:28 -0700 |
| commit | b855192c08fcb14adbc5d3a7cab182022d433cca (patch) | |
| tree | 3a10cafbfbf98cafacf667eb218c71300b351bfa /arch/powerpc/kernel/ptrace.c | |
| parent | d886c73cd4cf02a71e1650cbcb6176799d78aac1 (diff) | |
| parent | 3e0e1e9c5a327d4dba8490d83ef55c0564e6e8a7 (diff) | |
Merge branch 'x86/urgent' into x86/pat
Reason: Change to is_new_memtype_allowed() in x86/urgent
Resolved semantic conflicts in:
arch/x86/mm/pat.c
arch/x86/mm/ioremap.c
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Diffstat (limited to 'arch/powerpc/kernel/ptrace.c')
| -rw-r--r-- | arch/powerpc/kernel/ptrace.c | 17 |
1 files changed, 9 insertions, 8 deletions
diff --git a/arch/powerpc/kernel/ptrace.c b/arch/powerpc/kernel/ptrace.c index 9fa2c7dcd05..ef149880c14 100644 --- a/arch/powerpc/kernel/ptrace.c +++ b/arch/powerpc/kernel/ptrace.c @@ -736,15 +736,16 @@ void user_disable_single_step(struct task_struct *task) { struct pt_regs *regs = task->thread.regs; - -#if defined(CONFIG_BOOKE) - /* If DAC then do not single step, skip */ - if (task->thread.dabr) - return; -#endif - if (regs != NULL) { -#if defined(CONFIG_40x) || defined(CONFIG_BOOKE) +#if defined(CONFIG_BOOKE) + /* If DAC don't clear DBCRO_IDM or MSR_DE */ + if (task->thread.dabr) + task->thread.dbcr0 &= ~(DBCR0_IC | DBCR0_BT); + else { + task->thread.dbcr0 &= ~(DBCR0_IC | DBCR0_BT | DBCR0_IDM); + regs->msr &= ~MSR_DE; + } +#elif defined(CONFIG_40x) task->thread.dbcr0 &= ~(DBCR0_IC | DBCR0_BT | DBCR0_IDM); regs->msr &= ~MSR_DE; #else |