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consumerd: cleanup: use buffer view interface for mmap read subbuf
[lttng-tools.git]
/
src
/
common
/
ust-consumer
/
ust-consumer.c
diff --git
a/src/common/ust-consumer/ust-consumer.c
b/src/common/ust-consumer/ust-consumer.c
index 9055d0cf8baa82ef9a88257a3b002aa5823c1e5d..a6d8463a8ce2f6709da1de394e4b7729632af574 100644
(file)
--- a/
src/common/ust-consumer/ust-consumer.c
+++ b/
src/common/ust-consumer/ust-consumer.c
@@
-1211,6
+1211,7
@@
static int snapshot_channel(struct lttng_consumer_channel *channel,
ssize_t read_len;
unsigned long len, padded_len;
const char *subbuf_addr;
ssize_t read_len;
unsigned long len, padded_len;
const char *subbuf_addr;
+ struct lttng_buffer_view subbuf_view;
health_code_update();
health_code_update();
@@
-1245,9
+1246,11
@@
static int snapshot_channel(struct lttng_consumer_channel *channel,
goto error_put_subbuf;
}
goto error_put_subbuf;
}
+ subbuf_view = lttng_buffer_view_init(
+ subbuf_addr, 0, padded_len);
read_len = lttng_consumer_on_read_subbuffer_mmap(ctx,
read_len = lttng_consumer_on_read_subbuffer_mmap(ctx,
- stream,
subbuf_addr,
len,
-
padded_len - len,
NULL);
+ stream,
&subbuf_view, padded_len -
len,
+ NULL);
if (use_relayd) {
if (read_len != len) {
ret = -EPERM;
if (use_relayd) {
if (read_len != len) {
ret = -EPERM;
@@
-2808,6
+2811,7
@@
int lttng_ustconsumer_read_subbuffer(struct lttng_consumer_stream *stream,
struct ustctl_consumer_stream *ustream;
struct ctf_packet_index index;
const char *subbuf_addr;
struct ustctl_consumer_stream *ustream;
struct ctf_packet_index index;
const char *subbuf_addr;
+ struct lttng_buffer_view subbuf_view;
assert(stream);
assert(stream->ustream);
assert(stream);
assert(stream->ustream);
@@
-2923,9
+2927,11
@@
retry:
goto error_put_subbuf;
}
goto error_put_subbuf;
}
+ subbuf_view = lttng_buffer_view_init(subbuf_addr, 0, len);
+
/* write the subbuffer to the tracefile */
ret = lttng_consumer_on_read_subbuffer_mmap(
/* write the subbuffer to the tracefile */
ret = lttng_consumer_on_read_subbuffer_mmap(
- ctx, stream,
subbuf_addr, subbuf_size
, padding, &index);
+ ctx, stream,
&subbuf_view
, padding, &index);
/*
* The mmap operation should write subbuf_size amount of data when
* network streaming or the full padding (len) size when we are _not_
/*
* The mmap operation should write subbuf_size amount of data when
* network streaming or the full padding (len) size when we are _not_
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