diff options
Diffstat (limited to 'tools/perf/util/trace-event-read.c')
| -rw-r--r-- | tools/perf/util/trace-event-read.c | 19 |
1 files changed, 13 insertions, 6 deletions
diff --git a/tools/perf/util/trace-event-read.c b/tools/perf/util/trace-event-read.c index cb54cd002f49..f55cc3a765a1 100644 --- a/tools/perf/util/trace-event-read.c +++ b/tools/perf/util/trace-event-read.c @@ -53,12 +53,6 @@ static unsigned long page_size; static ssize_t calc_data_size; static bool repipe; -/* If it fails, the next read will report it */ -static void skip(int size) -{ - lseek(input_fd, size, SEEK_CUR); -} - static int do_read(int fd, void *buf, int size) { int rsize = size; @@ -98,6 +92,19 @@ static int read_or_die(void *data, int size) return r; } +/* If it fails, the next read will report it */ +static void skip(int size) +{ + char buf[BUFSIZ]; + int r; + + while (size) { + r = size > BUFSIZ ? BUFSIZ : size; + read_or_die(buf, r); + size -= r; + }; +} + static unsigned int read4(void) { unsigned int data; |