diff options
Diffstat (limited to 'src/backend/utils/activity/pgstat_io.c')
| -rw-r--r-- | src/backend/utils/activity/pgstat_io.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/src/backend/utils/activity/pgstat_io.c b/src/backend/utils/activity/pgstat_io.c index e7362b52a37..ba11545a17f 100644 --- a/src/backend/utils/activity/pgstat_io.c +++ b/src/backend/utils/activity/pgstat_io.c @@ -83,20 +83,22 @@ pgstat_count_io_op(IOObject io_object, IOContext io_context, IOOp io_op, } /* - * Initialize the internal timing for an IO operation. + * Initialize the internal timing for an IO operation, depending on an + * IO timing GUC. */ instr_time -pgstat_prepare_io_time(void) +pgstat_prepare_io_time(bool track_io_guc) { instr_time io_start; - if (track_io_timing) + if (track_io_guc) INSTR_TIME_SET_CURRENT(io_start); else { /* - * There is no need to set io_start when an IO timing GUC is disabled, - * still initialize it to zero to avoid compiler warnings. + * There is no need to set io_start when an IO timing GUC is disabled. + * Initialize it to zero to avoid compiler warnings and to let + * pgstat_count_io_op_time() know that timings should be ignored. */ INSTR_TIME_SET_ZERO(io_start); } @@ -119,7 +121,7 @@ void pgstat_count_io_op_time(IOObject io_object, IOContext io_context, IOOp io_op, instr_time start_time, uint32 cnt, uint64 bytes) { - if (track_io_timing) + if (!INSTR_TIME_IS_ZERO(start_time)) { instr_time io_time; |