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Fix: don't negate posix_fadvise return value to check error
[lttng-tools.git]
/
src
/
common
/
consumer
/
consumer.c
diff --git
a/src/common/consumer/consumer.c
b/src/common/consumer/consumer.c
index cb05a1eb411c9f522b37efaf8600ecdca930352f..6773fbae868af95b5634d0d63d6724519caa7cdf 100644
(file)
--- a/
src/common/consumer/consumer.c
+++ b/
src/common/consumer/consumer.c
@@
-1021,7
+1021,7
@@
struct lttng_consumer_channel *consumer_allocate_channel(uint64_t key,
CDS_INIT_LIST_HEAD(&channel->streams.head);
CDS_INIT_LIST_HEAD(&channel->streams.head);
- DBG("Allocated channel (key %" PRIu64 ")", channel->key)
+ DBG("Allocated channel (key %" PRIu64 ")", channel->key)
;
end:
return channel;
end:
return channel;
@@
-1232,6
+1232,7
@@
void lttng_consumer_should_exit(struct lttng_consumer_local_data *ctx)
void lttng_consumer_sync_trace_file(struct lttng_consumer_stream *stream,
off_t orig_offset)
{
void lttng_consumer_sync_trace_file(struct lttng_consumer_stream *stream,
off_t orig_offset)
{
+ int ret;
int outfd = stream->out_fd;
/*
int outfd = stream->out_fd;
/*
@@
-1262,8
+1263,12
@@
void lttng_consumer_sync_trace_file(struct lttng_consumer_stream *stream,
* defined. So it can be expected to lead to lower throughput in
* streaming.
*/
* defined. So it can be expected to lead to lower throughput in
* streaming.
*/
- posix_fadvise(outfd, orig_offset - stream->max_sb_size,
+
ret =
posix_fadvise(outfd, orig_offset - stream->max_sb_size,
stream->max_sb_size, POSIX_FADV_DONTNEED);
stream->max_sb_size, POSIX_FADV_DONTNEED);
+ if (ret && ret != -ENOSYS) {
+ errno = ret;
+ PERROR("posix_fadvise on fd %i", outfd);
+ }
}
/*
}
/*
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