summaryrefslogtreecommitdiffstats
path: root/arch/powerpc/kernel/ptrace.c
diff options
context:
space:
mode:
authorIngo Molnar <mingo@elte.hu>2009-08-24 12:25:44 +0200
committerIngo Molnar <mingo@elte.hu>2009-08-24 12:25:54 +0200
commit5f9ece02401116b29eb04396b99ea092acb75dd8 (patch)
treee10386e2dc63c275646b4eb0bed857da7bf86c6a /arch/powerpc/kernel/ptrace.c
parent9f51e24ee8b5a1595b6a5ac0c2be278a16488e75 (diff)
parent422bef879e84104fee6dc68ded0e371dbeb5f88e (diff)
downloadkernel-crypto-5f9ece02401116b29eb04396b99ea092acb75dd8.tar.gz
kernel-crypto-5f9ece02401116b29eb04396b99ea092acb75dd8.tar.xz
kernel-crypto-5f9ece02401116b29eb04396b99ea092acb75dd8.zip
Merge commit 'v2.6.31-rc7' into x86/cleanups
Merge reason: we were on -rc1 before - go up to -rc7 Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/powerpc/kernel/ptrace.c')
-rw-r--r--arch/powerpc/kernel/ptrace.c17
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