diff options
Diffstat (limited to 'tools/perf/util/pstack.c')
| -rw-r--r-- | tools/perf/util/pstack.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/tools/perf/util/pstack.c b/tools/perf/util/pstack.c index a126e6cc6..b234a6e3d 100644 --- a/tools/perf/util/pstack.c +++ b/tools/perf/util/pstack.c @@ -74,3 +74,10 @@ void *pstack__pop(struct pstack *pstack) pstack->entries[pstack->top] = NULL; return ret; } + +void *pstack__peek(struct pstack *pstack) +{ + if (pstack->top == 0) + return NULL; + return pstack->entries[pstack->top - 1]; +} |