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author | Russell King <rmk@dyn-67.arm.linux.org.uk> | 2009-09-12 12:02:26 +0100 |
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committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2009-09-12 12:02:26 +0100 |
commit | ddd559b13f6d2fe3ad68c4b3f5235fd3c2eae4e3 (patch) | |
tree | d827bca3fc825a0ac33efbcd493713be40fcc812 /arch/powerpc/kernel/ptrace.c | |
parent | cf7a2b4fb6a9b86779930a0a123b0df41aa9208f (diff) | |
parent | f17a1f06d2fa93f4825be572622eb02c4894db4e (diff) | |
download | linux-ddd559b13f6d2fe3ad68c4b3f5235fd3c2eae4e3.tar.bz2 |
Merge branch 'devel-stable' into devel
Conflicts:
MAINTAINERS
arch/arm/mm/fault.c
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 9fa2c7dcd05a..ef149880c145 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 |