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-rw-r--r--arch/sparc/kernel/perf_event.c26
1 files changed, 10 insertions, 16 deletions
diff --git a/arch/sparc/kernel/perf_event.c b/arch/sparc/kernel/perf_event.c
index 357ced3..2a95a90 100644
--- a/arch/sparc/kernel/perf_event.c
+++ b/arch/sparc/kernel/perf_event.c
@@ -1283,12 +1283,6 @@ void __init init_hw_perf_events(void)
register_die_notifier(&perf_event_nmi_notifier);
}
-static inline void callchain_store(struct perf_callchain_entry *entry, u64 ip)
-{
- if (entry->nr < PERF_MAX_STACK_DEPTH)
- entry->ip[entry->nr++] = ip;
-}
-
static void perf_callchain_kernel(struct pt_regs *regs,
struct perf_callchain_entry *entry)
{
@@ -1297,8 +1291,8 @@ static void perf_callchain_kernel(struct pt_regs *regs,
int graph = 0;
#endif
- callchain_store(entry, PERF_CONTEXT_KERNEL);
- callchain_store(entry, regs->tpc);
+ perf_callchain_store(entry, PERF_CONTEXT_KERNEL);
+ perf_callchain_store(entry, regs->tpc);
ksp = regs->u_regs[UREG_I6];
fp = ksp + STACK_BIAS;
@@ -1322,13 +1316,13 @@ static void perf_callchain_kernel(struct pt_regs *regs,
pc = sf->callers_pc;
fp = (unsigned long)sf->fp + STACK_BIAS;
}
- callchain_store(entry, pc);
+ perf_callchain_store(entry, pc);
#ifdef CONFIG_FUNCTION_GRAPH_TRACER
if ((pc + 8UL) == (unsigned long) &return_to_handler) {
int index = current->curr_ret_stack;
if (current->ret_stack && index >= graph) {
pc = current->ret_stack[index - graph].ret;
- callchain_store(entry, pc);
+ perf_callchain_store(entry, pc);
graph++;
}
}
@@ -1341,8 +1335,8 @@ static void perf_callchain_user_64(struct pt_regs *regs,
{
unsigned long ufp;
- callchain_store(entry, PERF_CONTEXT_USER);
- callchain_store(entry, regs->tpc);
+ perf_callchain_store(entry, PERF_CONTEXT_USER);
+ perf_callchain_store(entry, regs->tpc);
ufp = regs->u_regs[UREG_I6] + STACK_BIAS;
do {
@@ -1355,7 +1349,7 @@ static void perf_callchain_user_64(struct pt_regs *regs,
pc = sf.callers_pc;
ufp = (unsigned long)sf.fp + STACK_BIAS;
- callchain_store(entry, pc);
+ perf_callchain_store(entry, pc);
} while (entry->nr < PERF_MAX_STACK_DEPTH);
}
@@ -1364,8 +1358,8 @@ static void perf_callchain_user_32(struct pt_regs *regs,
{
unsigned long ufp;
- callchain_store(entry, PERF_CONTEXT_USER);
- callchain_store(entry, regs->tpc);
+ perf_callchain_store(entry, PERF_CONTEXT_USER);
+ perf_callchain_store(entry, regs->tpc);
ufp = regs->u_regs[UREG_I6] & 0xffffffffUL;
do {
@@ -1378,7 +1372,7 @@ static void perf_callchain_user_32(struct pt_regs *regs,
pc = sf.callers_pc;
ufp = (unsigned long)sf.fp;
- callchain_store(entry, pc);
+ perf_callchain_store(entry, pc);
} while (entry->nr < PERF_MAX_STACK_DEPTH);
}