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| author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2010-07-09 11:25:48 +1000 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2010-07-09 11:25:48 +1000 |
| commit | 5f07aa7524e98d6f68f2bec54f155ef6012e2c9a (patch) | |
| tree | 393b2db3213e6618ad1338f9b66019b0c05c6f75 /arch/powerpc/kernel/traps.c | |
| parent | e467e104bb7482170b79f516d2025e7cfcaaa733 (diff) | |
| parent | d09ec7387184eba9e3030496f0451204090ff610 (diff) | |
| download | talos-op-linux-5f07aa7524e98d6f68f2bec54f155ef6012e2c9a.tar.gz talos-op-linux-5f07aa7524e98d6f68f2bec54f155ef6012e2c9a.zip | |
Merge commit 'paulus-perf/master' into next
Diffstat (limited to 'arch/powerpc/kernel/traps.c')
| -rw-r--r-- | arch/powerpc/kernel/traps.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/arch/powerpc/kernel/traps.c b/arch/powerpc/kernel/traps.c index 25fc33984c2b..e5fe5a8522a6 100644 --- a/arch/powerpc/kernel/traps.c +++ b/arch/powerpc/kernel/traps.c @@ -688,7 +688,7 @@ void RunModeException(struct pt_regs *regs) void __kprobes single_step_exception(struct pt_regs *regs) { - regs->msr &= ~(MSR_SE | MSR_BE); /* Turn off 'trace' bits */ + clear_single_step(regs); if (notify_die(DIE_SSTEP, "single_step", regs, 5, 5, SIGTRAP) == NOTIFY_STOP) @@ -707,10 +707,8 @@ void __kprobes single_step_exception(struct pt_regs *regs) */ static void emulate_single_step(struct pt_regs *regs) { - if (single_stepping(regs)) { - clear_single_step(regs); - _exception(SIGTRAP, regs, TRAP_TRACE, 0); - } + if (single_stepping(regs)) + single_step_exception(regs); } static inline int __parse_fpscr(unsigned long fpscr) |
