diff options
| author | Kumar Gala <galak@kernel.crashing.org> | 2011-05-19 00:36:21 -0500 |
|---|---|---|
| committer | Kumar Gala <galak@kernel.crashing.org> | 2011-05-19 00:36:21 -0500 |
| commit | 134c428e5a31f2d5ed3a70ba20dac83895ec8b82 (patch) | |
| tree | 0fb28accbf09171b8a1ca792361f4160434529e8 /arch/arm/kernel/perf_event.c | |
| parent | a0496d450ab8c17f6c4d86979b1f6ba486fe9365 (diff) | |
| parent | c560bbceaf6b06e52f1ef20131b76a3fdc0a2c19 (diff) | |
| download | kernel_samsung_tuna-134c428e5a31f2d5ed3a70ba20dac83895ec8b82.zip kernel_samsung_tuna-134c428e5a31f2d5ed3a70ba20dac83895ec8b82.tar.gz kernel_samsung_tuna-134c428e5a31f2d5ed3a70ba20dac83895ec8b82.tar.bz2 | |
Merge remote branch 'benh/merge' into benh-next
Diffstat (limited to 'arch/arm/kernel/perf_event.c')
| -rw-r--r-- | arch/arm/kernel/perf_event.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/arm/kernel/perf_event.c b/arch/arm/kernel/perf_event.c index 979da39..139e3c8 100644 --- a/arch/arm/kernel/perf_event.c +++ b/arch/arm/kernel/perf_event.c @@ -746,7 +746,8 @@ perf_callchain_user(struct perf_callchain_entry *entry, struct pt_regs *regs) tail = (struct frame_tail __user *)regs->ARM_fp - 1; - while (tail && !((unsigned long)tail & 0x3)) + while ((entry->nr < PERF_MAX_STACK_DEPTH) && + tail && !((unsigned long)tail & 0x3)) tail = user_backtrace(tail, entry); } |