diff options
Diffstat (limited to 'runtime/print.c')
| -rw-r--r-- | runtime/print.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/runtime/print.c b/runtime/print.c index f340a3a1..d262c9ed 100644 --- a/runtime/print.c +++ b/runtime/print.c @@ -46,8 +46,11 @@ void _stp_print_flush (void) return; ret =_stp_transport_write(buf, len + 1); - if (unlikely(ret < 0)) + if (unlikely(ret < 0)) { + if (!atomic_read(&_stp_transport_failures)) + _stp_warn("Transport failure - try using a larger buffer size\n"); atomic_inc (&_stp_transport_failures); + } _stp_pbuf_len[cpu] = 0; *buf = 0; @@ -86,8 +89,11 @@ void _stp_print_flush (void) scnprintf (buf, TIMESTAMP_SIZE, "%10d", seq); buf[TIMESTAMP_SIZE - 1] = ' '; ret = _stp_transport_write(buf, _stp_pbuf_len[cpu] + TIMESTAMP_SIZE + 1); - if (unlikely(ret < 0)) + if (unlikely(ret < 0)) { + if (!atomic_read(&_stp_transport_failures)) + _stp_warn("Transport failure - try using a larger buffer size\n"); atomic_inc (&_stp_transport_failures); + } _stp_pbuf_len[cpu] = 0; *ptr = 0; |