diff options
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/perf/util/event.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/tools/perf/util/event.c b/tools/perf/util/event.c index 484e99464a00..a61726ea01a9 100644 --- a/tools/perf/util/event.c +++ b/tools/perf/util/event.c @@ -129,7 +129,8 @@ static pid_t perf_event__synthesize_comm(struct perf_tool *tool, goto out; } - snprintf(filename, sizeof(filename), "/proc/%d/task", pid); + snprintf(filename, sizeof(filename), "%s/proc/%d/task", + machine->root_dir, pid); tasks = opendir(filename); if (tasks == NULL) { @@ -178,7 +179,8 @@ static int perf_event__synthesize_mmap_events(struct perf_tool *tool, FILE *fp; int rc = 0; - snprintf(filename, sizeof(filename), "/proc/%d/maps", pid); + snprintf(filename, sizeof(filename), "%s/proc/%d/maps", + machine->root_dir, pid); fp = fopen(filename, "r"); if (fp == NULL) { @@ -387,6 +389,7 @@ int perf_event__synthesize_threads(struct perf_tool *tool, struct machine *machine, bool mmap_data) { DIR *proc; + char proc_path[PATH_MAX]; struct dirent dirent, *next; union perf_event *comm_event, *mmap_event; int err = -1; @@ -399,7 +402,9 @@ int perf_event__synthesize_threads(struct perf_tool *tool, if (mmap_event == NULL) goto out_free_comm; - proc = opendir("/proc"); + snprintf(proc_path, sizeof(proc_path), "%s/proc", machine->root_dir); + proc = opendir(proc_path); + if (proc == NULL) goto out_free_mmap; |
