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Close stream and channel file descriptors as soon as passed to sessiond
[lttng-ust.git]
/
libringbuffer
/
ring_buffer_frontend.c
diff --git
a/libringbuffer/ring_buffer_frontend.c
b/libringbuffer/ring_buffer_frontend.c
index 53d269d29644d9ef5578848f702099951b8fbd6a..d0649f3e36b9e33b0e1b247854fd6a2c000f714a 100644
(file)
--- a/
libringbuffer/ring_buffer_frontend.c
+++ b/
libringbuffer/ring_buffer_frontend.c
@@
-44,9
+44,11
@@
#include <fcntl.h>
#include <urcu/compiler.h>
#include <urcu/ref.h>
#include <fcntl.h>
#include <urcu/compiler.h>
#include <urcu/ref.h>
+#include <helper.h>
#include "smp.h"
#include <lttng/ringbuffer-config.h>
#include "smp.h"
#include <lttng/ringbuffer-config.h>
+#include "vatomic.h"
#include "backend.h"
#include "frontend.h"
#include "shm.h"
#include "backend.h"
#include "frontend.h"
#include "shm.h"
@@
-165,7
+167,7
@@
int lib_ring_buffer_create(struct lttng_ust_lib_ring_buffer *buf,
struct channel *chan = caa_container_of(chanb, struct channel, backend);
void *priv = channel_get_private(chan);
size_t subbuf_header_size;
struct channel *chan = caa_container_of(chanb, struct channel, backend);
void *priv = channel_get_private(chan);
size_t subbuf_header_size;
- u
64
tsc;
+ u
int64_t
tsc;
int ret;
/* Test for cpu hotplug */
int ret;
/* Test for cpu hotplug */
@@
-418,7
+420,7
@@
struct lttng_ust_shm_handle *channel_create(const struct lttng_ust_lib_ring_buff
void *buf_addr, size_t subbuf_size,
size_t num_subbuf, unsigned int switch_timer_interval,
unsigned int read_timer_interval,
void *buf_addr, size_t subbuf_size,
size_t num_subbuf, unsigned int switch_timer_interval,
unsigned int read_timer_interval,
- int *
shm_fd, int *wait_fd, uint64_t
*memory_map_size)
+ int *
*shm_fd, int **wait_fd, uint64_t *
*memory_map_size)
{
int ret, cpu;
size_t shmsize, chansize;
{
int ret, cpu;
size_t shmsize, chansize;
@@
-608,8
+610,8
@@
struct lttng_ust_lib_ring_buffer *channel_get_ring_buffer(
const struct lttng_ust_lib_ring_buffer_config *config,
struct channel *chan, int cpu,
struct lttng_ust_shm_handle *handle,
const struct lttng_ust_lib_ring_buffer_config *config,
struct channel *chan, int cpu,
struct lttng_ust_shm_handle *handle,
- int *
shm_fd, int
*wait_fd,
- uint64_t *memory_map_size)
+ int *
*shm_fd, int *
*wait_fd,
+ uint64_t *
*
memory_map_size)
{
struct shm_ref *ref;
{
struct shm_ref *ref;
@@
-944,12
+946,6
@@
void lib_ring_buffer_print_buffer_errors(struct lttng_ust_lib_ring_buffer *buf,
const struct lttng_ust_lib_ring_buffer_config *config = &chan->backend.config;
unsigned long write_offset, cons_offset;
const struct lttng_ust_lib_ring_buffer_config *config = &chan->backend.config;
unsigned long write_offset, cons_offset;
- /*
- * Can be called in the error path of allocation when
- * trans_channel_data is not yet set.
- */
- if (!chan)
- return;
/*
* No need to order commit_count, write_offset and cons_offset reads
* because we execute at teardown when no more writer nor reader
/*
* No need to order commit_count, write_offset and cons_offset reads
* because we execute at teardown when no more writer nor reader
@@
-1009,7
+1005,7
@@
static
void lib_ring_buffer_switch_old_start(struct lttng_ust_lib_ring_buffer *buf,
struct channel *chan,
struct switch_offsets *offsets,
void lib_ring_buffer_switch_old_start(struct lttng_ust_lib_ring_buffer *buf,
struct channel *chan,
struct switch_offsets *offsets,
- u
64
tsc,
+ u
int64_t
tsc,
struct lttng_ust_shm_handle *handle)
{
const struct lttng_ust_lib_ring_buffer_config *config = &chan->backend.config;
struct lttng_ust_shm_handle *handle)
{
const struct lttng_ust_lib_ring_buffer_config *config = &chan->backend.config;
@@
-1047,7
+1043,7
@@
static
void lib_ring_buffer_switch_old_end(struct lttng_ust_lib_ring_buffer *buf,
struct channel *chan,
struct switch_offsets *offsets,
void lib_ring_buffer_switch_old_end(struct lttng_ust_lib_ring_buffer *buf,
struct channel *chan,
struct switch_offsets *offsets,
- u
64
tsc,
+ u
int64_t
tsc,
struct lttng_ust_shm_handle *handle)
{
const struct lttng_ust_lib_ring_buffer_config *config = &chan->backend.config;
struct lttng_ust_shm_handle *handle)
{
const struct lttng_ust_lib_ring_buffer_config *config = &chan->backend.config;
@@
-1084,7
+1080,7
@@
static
void lib_ring_buffer_switch_new_start(struct lttng_ust_lib_ring_buffer *buf,
struct channel *chan,
struct switch_offsets *offsets,
void lib_ring_buffer_switch_new_start(struct lttng_ust_lib_ring_buffer *buf,
struct channel *chan,
struct switch_offsets *offsets,
- u
64
tsc,
+ u
int64_t
tsc,
struct lttng_ust_shm_handle *handle)
{
const struct lttng_ust_lib_ring_buffer_config *config = &chan->backend.config;
struct lttng_ust_shm_handle *handle)
{
const struct lttng_ust_lib_ring_buffer_config *config = &chan->backend.config;
@@
-1120,7
+1116,7
@@
static
void lib_ring_buffer_switch_new_end(struct lttng_ust_lib_ring_buffer *buf,
struct channel *chan,
struct switch_offsets *offsets,
void lib_ring_buffer_switch_new_end(struct lttng_ust_lib_ring_buffer *buf,
struct channel *chan,
struct switch_offsets *offsets,
- u
64
tsc,
+ u
int64_t
tsc,
struct lttng_ust_shm_handle *handle)
{
const struct lttng_ust_lib_ring_buffer_config *config = &chan->backend.config;
struct lttng_ust_shm_handle *handle)
{
const struct lttng_ust_lib_ring_buffer_config *config = &chan->backend.config;
@@
-1156,7
+1152,7
@@
int lib_ring_buffer_try_switch_slow(enum switch_mode mode,
struct lttng_ust_lib_ring_buffer *buf,
struct channel *chan,
struct switch_offsets *offsets,
struct lttng_ust_lib_ring_buffer *buf,
struct channel *chan,
struct switch_offsets *offsets,
- u
64
*tsc)
+ u
int64_t
*tsc)
{
const struct lttng_ust_lib_ring_buffer_config *config = &chan->backend.config;
unsigned long off;
{
const struct lttng_ust_lib_ring_buffer_config *config = &chan->backend.config;
unsigned long off;
@@
-1221,7
+1217,7
@@
void lib_ring_buffer_switch_slow(struct lttng_ust_lib_ring_buffer *buf, enum swi
const struct lttng_ust_lib_ring_buffer_config *config = &chan->backend.config;
struct switch_offsets offsets;
unsigned long oldidx;
const struct lttng_ust_lib_ring_buffer_config *config = &chan->backend.config;
struct switch_offsets offsets;
unsigned long oldidx;
- u
64
tsc;
+ u
int64_t
tsc;
offsets.size = 0;
offsets.size = 0;
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