diff options
| -rw-r--r-- | tools/perf/builtin-record.c | 2 | ||||
| -rw-r--r-- | tools/perf/util/data.c | 9 |
2 files changed, 9 insertions, 2 deletions
diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c index eb524f91bffe..8ce62ef7f6c3 100644 --- a/tools/perf/builtin-record.c +++ b/tools/perf/builtin-record.c @@ -374,7 +374,7 @@ static int __cmd_record(struct record *rec, int argc, const char **argv) session = perf_session__new(file, false, NULL); if (session == NULL) { - pr_err("Not enough memory for reading perf file header\n"); + pr_err("Perf session creation failed.\n"); return -1; } diff --git a/tools/perf/util/data.c b/tools/perf/util/data.c index 1fbcd8bdc11b..55de44ecebef 100644 --- a/tools/perf/util/data.c +++ b/tools/perf/util/data.c @@ -86,10 +86,17 @@ static int open_file_read(struct perf_data_file *file) static int open_file_write(struct perf_data_file *file) { + int fd; + if (check_backup(file)) return -1; - return open(file->path, O_CREAT|O_RDWR|O_TRUNC, S_IRUSR|S_IWUSR); + fd = open(file->path, O_CREAT|O_RDWR|O_TRUNC, S_IRUSR|S_IWUSR); + + if (fd < 0) + pr_err("failed to open %s : %s\n", file->path, strerror(errno)); + + return fd; } static int open_file(struct perf_data_file *file) |