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| author | Thomas Gleixner <tglx@linutronix.de> | 2009-08-14 15:59:00 +0200 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2009-08-14 15:59:30 +0200 |
| commit | 4cd1993f0046fbc765dbf20af90966f5661e3789 (patch) | |
| tree | 8772c03b73159524183f08337b134503ddf8479e /arch/powerpc/kernel/ptrace.c | |
| parent | 97fd9ed48ce2b807edc363bef3e817aeeb5cd5e6 (diff) | |
| parent | 64f1607ffbbc772685733ea63e6f7f4183df1b16 (diff) | |
| download | op-kernel-dev-4cd1993f0046fbc765dbf20af90966f5661e3789.zip op-kernel-dev-4cd1993f0046fbc765dbf20af90966f5661e3789.tar.gz | |
Merge branch 'linus' into timers/core
Reason: Martin's timekeeping cleanup series depends on both
timers/core and mainline changes.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
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 9fa2c7d..ef14988 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 |
