/*
- * Copyright (C) 2011 - David Goulet <david.goulet@polymtl.ca>
- * Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
+ * Copyright (C) 2011 David Goulet <david.goulet@polymtl.ca>
+ * Copyright (C) 2011 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
+ * Copyright (C) 2015 Jérémie Galarneau <jeremie.galarneau@efficios.com>
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License, version 2 only,
- * as published by the Free Software Foundation.
+ * SPDX-License-Identifier: GPL-2.0-only
*
- * This program is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef _DEFAULTS_H
#define _DEFAULTS_H
-#include <config.h>
+#include <pthread.h>
+#include <common/macros.h>
/* Default unix group name for tracing. */
#define DEFAULT_TRACING_GROUP "tracing"
/* Environment variable to set session daemon binary path. */
#define DEFAULT_SESSIOND_PATH_ENV "LTTNG_SESSIOND_PATH"
+/* Environment variable to set man pager binary path. */
+#define DEFAULT_MAN_BIN_PATH_ENV "LTTNG_MAN_BIN_PATH"
+
+/* Default man pager binary path. */
+#define DEFAULT_MAN_BIN_PATH "/usr/bin/man"
+
/* Default trace output directory name */
#define DEFAULT_TRACE_DIR_NAME "lttng-traces"
#define DEFAULT_TRACE_OUTPUT DEFAULT_HOME_DIR "/lttng"
/* Default directory where the trace are written in per domain */
-#define DEFAULT_KERNEL_TRACE_DIR "/kernel"
-#define DEFAULT_UST_TRACE_DIR "/ust"
+#define DEFAULT_KERNEL_TRACE_DIR "kernel"
+#define DEFAULT_UST_TRACE_DIR "ust"
/* Subpath for per PID or UID sessions. */
-#define DEFAULT_UST_TRACE_PID_PATH "/pid"
-#define DEFAULT_UST_TRACE_UID_PATH "/uid/%d/%u-bit"
+#define DEFAULT_UST_TRACE_PID_PATH "pid"
+#define DEFAULT_UST_TRACE_UID_PATH "uid/%d/%u-bit"
/*
* Default session name for the lttng command line. This default value will
*/
#define DEFAULT_SESSION_NAME "auto"
+/* Default consumer paths */
+#define DEFAULT_CONSUMERD_FILE "lttng-consumerd"
+
/* Default consumer paths */
#define DEFAULT_CONSUMERD_RUNDIR "%s"
#define DEFAULT_RELAYD_RUNDIR "%s"
#define DEFAULT_RELAYD_PATH DEFAULT_RELAYD_RUNDIR "/relayd"
+#define DEFAULT_RELAYD_MIN_FD_POOL_SIZE 100
+/*
+ * The file descriptor pool size needs a reserve buffer to accommodates the
+ * indirect use of short-lived file descriptors. For instance, glibc will
+ * create a socket (and thus, use an fd) during calls to gethostname() or
+ * when querying the user's group. Other calls also probably make use of
+ * short-lived FDs.
+ *
+ * The theoritical maximal reserve corresponds to the number of threads as,
+ * in the worst case, they could all be making such calls.
+ *
+ * This value must be less than DEFAULT_RELAYD_MIN_FD_POOL_SIZE.
+ */
+#define DEFAULT_RELAYD_FD_POOL_SIZE_RESERVE 10
+
/* Default lttng run directory */
#define DEFAULT_LTTNG_HOME_ENV_VAR "LTTNG_HOME"
#define DEFAULT_LTTNG_FALLBACK_HOME_ENV_VAR "HOME"
/* Default probes list */
#define DEFAULT_LTTNG_KMOD_PROBES "LTTNG_KMOD_PROBES"
+/* Default extra probes list */
+#define DEFAULT_LTTNG_EXTRA_KMOD_PROBES "LTTNG_EXTRA_KMOD_PROBES"
+
/* Default unix socket path */
-#define DEFAULT_GLOBAL_CLIENT_UNIX_SOCK DEFAULT_LTTNG_RUNDIR "/client-lttng-sessiond"
-#define DEFAULT_HOME_CLIENT_UNIX_SOCK DEFAULT_LTTNG_HOME_RUNDIR "/client-lttng-sessiond"
-#define DEFAULT_GLOBAL_HEALTH_UNIX_SOCK DEFAULT_LTTNG_RUNDIR "/sessiond-health"
-#define DEFAULT_HOME_HEALTH_UNIX_SOCK DEFAULT_LTTNG_HOME_RUNDIR "/sessiond-health"
+#define DEFAULT_GLOBAL_CLIENT_UNIX_SOCK DEFAULT_LTTNG_RUNDIR "/client-lttng-sessiond"
+#define DEFAULT_HOME_CLIENT_UNIX_SOCK DEFAULT_LTTNG_HOME_RUNDIR "/client-lttng-sessiond"
+#define DEFAULT_GLOBAL_HEALTH_UNIX_SOCK DEFAULT_LTTNG_RUNDIR "/sessiond-health"
+#define DEFAULT_HOME_HEALTH_UNIX_SOCK DEFAULT_LTTNG_HOME_RUNDIR "/sessiond-health"
+#define DEFAULT_GLOBAL_NOTIFICATION_CHANNEL_UNIX_SOCK DEFAULT_LTTNG_RUNDIR "/sessiond-notification"
+#define DEFAULT_HOME_NOTIFICATION_CHANNEL_UNIX_SOCK DEFAULT_LTTNG_HOME_RUNDIR "/sessiond-notification"
/* Default consumer health unix socket path */
#define DEFAULT_GLOBAL_USTCONSUMER32_HEALTH_UNIX_SOCK DEFAULT_LTTNG_RUNDIR "/ustconsumerd32/health"
/* Default JUL domain channel name. */
#define DEFAULT_JUL_CHANNEL_NAME "lttng_jul_channel"
/* Default JUL tracepoint name. This is a wildcard for the JUL domain. */
-#define DEFAULT_SYS_JUL_EVENT_NAME "lttng_jul:sys*"
-#define DEFAULT_USER_JUL_EVENT_NAME "lttng_jul:user*"
-/* JUL default channel name. */
-#define DEFAULT_CHANNEL_OVERWRITE 0
-#define DEFAULT_CHANNEL_TRACEFILE_SIZE 0
-#define DEFAULT_CHANNEL_TRACEFILE_COUNT 0
-
-/* Must always be a power of 2 */
-#define _DEFAULT_CHANNEL_SUBBUF_SIZE 4096 /* bytes */
-/* Must always be a power of 2 */
-#define _DEFAULT_CHANNEL_SUBBUF_NUM 4
-#define _DEFAULT_CHANNEL_SWITCH_TIMER 0 /* usec */
-#define _DEFAULT_CHANNEL_LIVE_TIMER 0 /* usec */
-#define _DEFAULT_CHANNEL_READ_TIMER 200000 /* usec */
+#define DEFAULT_JUL_EVENT_COMPONENT "lttng_jul"
+#define DEFAULT_JUL_EVENT_NAME DEFAULT_JUL_EVENT_COMPONENT ":*"
+
+/* Default log4j domain channel name. */
+#define DEFAULT_LOG4J_CHANNEL_NAME "lttng_log4j_channel"
+/* Default log4j tracepoint name. This is a wildcard for the log4j domain. */
+#define DEFAULT_LOG4J_EVENT_COMPONENT "lttng_log4j"
+#define DEFAULT_LOG4J_EVENT_NAME DEFAULT_LOG4J_EVENT_COMPONENT ":*"
+
+/* Default Python domain channel name. */
+#define DEFAULT_PYTHON_CHANNEL_NAME "lttng_python_channel"
+/* Default Python tracepoint name. This is a wildcard for the python domain. */
+#define DEFAULT_PYTHON_EVENT_COMPONENT "lttng_python"
+#define DEFAULT_PYTHON_EVENT_NAME DEFAULT_PYTHON_EVENT_COMPONENT ":*"
+
+#define DEFAULT_CHANNEL_OVERWRITE -1
+#define DEFAULT_CHANNEL_TRACEFILE_SIZE CONFIG_DEFAULT_CHANNEL_TRACEFILE_SIZE
+#define DEFAULT_CHANNEL_TRACEFILE_COUNT CONFIG_DEFAULT_CHANNEL_TRACEFILE_COUNT
+
+#define _DEFAULT_CHANNEL_SUBBUF_SIZE CONFIG_DEFAULT_CHANNEL_SUBBUF_SIZE
#define _DEFAULT_CHANNEL_OUTPUT LTTNG_EVENT_MMAP
/* Metadata channel defaults. */
-#define DEFAULT_METADATA_SUBBUF_SIZE 4096
-#define DEFAULT_METADATA_SUBBUF_NUM 2
-#define DEFAULT_METADATA_CACHE_SIZE 4096
-#define DEFAULT_METADATA_SWITCH_TIMER _DEFAULT_CHANNEL_SWITCH_TIMER
-#define DEFAULT_METADATA_READ_TIMER 0
-#define DEFAULT_METADATA_OUTPUT _DEFAULT_CHANNEL_OUTPUT
+#define DEFAULT_METADATA_SUBBUF_SIZE CONFIG_DEFAULT_METADATA_SUBBUF_SIZE
+#define DEFAULT_METADATA_SUBBUF_NUM CONFIG_DEFAULT_METADATA_SUBBUF_NUM
+#define DEFAULT_METADATA_CACHE_SIZE CONFIG_DEFAULT_METADATA_CACHE_SIZE
+#define DEFAULT_METADATA_SWITCH_TIMER 0
+#define DEFAULT_METADATA_READ_TIMER 0
+#define DEFAULT_METADATA_OVERWRITE 0
+#define DEFAULT_METADATA_OUTPUT LTTNG_EVENT_MMAP
/* Kernel has different defaults */
/* DEFAULT_KERNEL_CHANNEL_SUBBUF_SIZE must always be a power of 2 */
-#define DEFAULT_KERNEL_CHANNEL_SUBBUF_SIZE 262144 /* bytes */
+#define DEFAULT_KERNEL_CHANNEL_SUBBUF_SIZE CONFIG_DEFAULT_KERNEL_CHANNEL_SUBBUF_SIZE
/*
* DEFAULT_KERNEL_CHANNEL_SUBBUF_NUM must always be a power of 2.
* Update help manually if override.
*/
-#define DEFAULT_KERNEL_CHANNEL_SUBBUF_NUM _DEFAULT_CHANNEL_SUBBUF_NUM
+#define DEFAULT_KERNEL_CHANNEL_SUBBUF_NUM CONFIG_DEFAULT_KERNEL_CHANNEL_SUBBUF_NUM
/* See lttng-kernel.h enum lttng_kernel_output for channel output */
#define DEFAULT_KERNEL_CHANNEL_OUTPUT LTTNG_EVENT_SPLICE
-#define DEFAULT_KERNEL_CHANNEL_SWITCH_TIMER _DEFAULT_CHANNEL_SWITCH_TIMER
-#define DEFAULT_KERNEL_CHANNEL_READ_TIMER _DEFAULT_CHANNEL_READ_TIMER
-#define DEFAULT_KERNEL_CHANNEL_LIVE_TIMER _DEFAULT_CHANNEL_LIVE_TIMER
+#define DEFAULT_KERNEL_CHANNEL_SWITCH_TIMER CONFIG_DEFAULT_KERNEL_CHANNEL_SWITCH_TIMER
+#define DEFAULT_KERNEL_CHANNEL_MONITOR_TIMER CONFIG_DEFAULT_KERNEL_CHANNEL_MONITOR_TIMER
+#define DEFAULT_KERNEL_CHANNEL_READ_TIMER CONFIG_DEFAULT_KERNEL_CHANNEL_READ_TIMER
+#define DEFAULT_KERNEL_CHANNEL_LIVE_TIMER CONFIG_DEFAULT_KERNEL_CHANNEL_LIVE_TIMER
+#define DEFAULT_KERNEL_CHANNEL_BLOCKING_TIMEOUT CONFIG_DEFAULT_KERNEL_CHANNEL_BLOCKING_TIMEOUT
/* User space defaults */
/* Must be a power of 2 */
-#define DEFAULT_UST_PID_CHANNEL_SUBBUF_SIZE _DEFAULT_CHANNEL_SUBBUF_SIZE
-#define DEFAULT_UST_UID_CHANNEL_SUBBUF_SIZE 131072 /* bytes */
+#define DEFAULT_UST_PID_CHANNEL_SUBBUF_SIZE CONFIG_DEFAULT_UST_PID_CHANNEL_SUBBUF_SIZE
+#define DEFAULT_UST_UID_CHANNEL_SUBBUF_SIZE CONFIG_DEFAULT_UST_UID_CHANNEL_SUBBUF_SIZE
/* Must be a power of 2. Update help manuall if override. */
-#define DEFAULT_UST_PID_CHANNEL_SUBBUF_NUM _DEFAULT_CHANNEL_SUBBUF_NUM
-#define DEFAULT_UST_UID_CHANNEL_SUBBUF_NUM _DEFAULT_CHANNEL_SUBBUF_NUM
+#define DEFAULT_UST_PID_CHANNEL_SUBBUF_NUM CONFIG_DEFAULT_UST_PID_CHANNEL_SUBBUF_NUM
+#define DEFAULT_UST_UID_CHANNEL_SUBBUF_NUM CONFIG_DEFAULT_UST_UID_CHANNEL_SUBBUF_NUM
/* See lttng-ust.h enum lttng_ust_output */
#define DEFAULT_UST_PID_CHANNEL_OUTPUT _DEFAULT_CHANNEL_OUTPUT
#define DEFAULT_UST_UID_CHANNEL_OUTPUT _DEFAULT_CHANNEL_OUTPUT
/* Timers in usec. */
-#define DEFAULT_UST_PID_CHANNEL_SWITCH_TIMER _DEFAULT_CHANNEL_SWITCH_TIMER
-#define DEFAULT_UST_UID_CHANNEL_SWITCH_TIMER _DEFAULT_CHANNEL_SWITCH_TIMER
-#define DEFAULT_UST_PID_CHANNEL_LIVE_TIMER _DEFAULT_CHANNEL_LIVE_TIMER
-#define DEFAULT_UST_UID_CHANNEL_LIVE_TIMER _DEFAULT_CHANNEL_LIVE_TIMER
+#define DEFAULT_UST_PID_CHANNEL_SWITCH_TIMER CONFIG_DEFAULT_UST_PID_CHANNEL_SWITCH_TIMER
+#define DEFAULT_UST_UID_CHANNEL_SWITCH_TIMER CONFIG_DEFAULT_UST_UID_CHANNEL_SWITCH_TIMER
+#define DEFAULT_UST_PID_CHANNEL_LIVE_TIMER CONFIG_DEFAULT_UST_PID_CHANNEL_LIVE_TIMER
+#define DEFAULT_UST_UID_CHANNEL_LIVE_TIMER CONFIG_DEFAULT_UST_UID_CHANNEL_LIVE_TIMER
+#define DEFAULT_UST_PID_CHANNEL_MONITOR_TIMER CONFIG_DEFAULT_UST_PID_CHANNEL_MONITOR_TIMER
+#define DEFAULT_UST_UID_CHANNEL_MONITOR_TIMER CONFIG_DEFAULT_UST_UID_CHANNEL_MONITOR_TIMER
+
+#define DEFAULT_UST_PID_CHANNEL_READ_TIMER CONFIG_DEFAULT_UST_PID_CHANNEL_READ_TIMER
+#define DEFAULT_UST_UID_CHANNEL_READ_TIMER CONFIG_DEFAULT_UST_UID_CHANNEL_READ_TIMER
-#define DEFAULT_UST_PID_CHANNEL_READ_TIMER 0 /* usec */
-#define DEFAULT_UST_UID_CHANNEL_READ_TIMER 0 /* usec */
+#define DEFAULT_UST_PID_CHANNEL_BLOCKING_TIMEOUT CONFIG_DEFAULT_UST_PID_CHANNEL_BLOCKING_TIMEOUT
+#define DEFAULT_UST_UID_CHANNEL_BLOCKING_TIMEOUT CONFIG_DEFAULT_UST_UID_CHANNEL_BLOCKING_TIMEOUT
/*
* Default timeout value for the sem_timedwait() call. Blocking forever is not
#define DEFAULT_SEM_WAIT_TIMEOUT 30 /* in seconds */
/* Default bind addresses for network services. */
-#define DEFAULT_NETWORK_CONTROL_BIND_ADDRESS "0.0.0.0"
-#define DEFAULT_NETWORK_DATA_BIND_ADDRESS "0.0.0.0"
-#define DEFAULT_NETWORK_VIEWER_BIND_ADDRESS "localhost"
-#define DEFAULT_AGENT_BIND_ADDRESS "localhost"
+#define DEFAULT_NETWORK_CONTROL_BIND_ADDRESS CONFIG_DEFAULT_NETWORK_CONTROL_BIND_ADDRESS
+#define DEFAULT_NETWORK_DATA_BIND_ADDRESS CONFIG_DEFAULT_NETWORK_DATA_BIND_ADDRESS
+#define DEFAULT_NETWORK_VIEWER_BIND_ADDRESS CONFIG_DEFAULT_NETWORK_VIEWER_BIND_ADDRESS
+#define DEFAULT_AGENT_BIND_ADDRESS CONFIG_DEFAULT_AGENT_BIND_ADDRESS
/* Default network ports for trace streaming support. */
-#define DEFAULT_NETWORK_CONTROL_PORT 5342
-#define DEFAULT_NETWORK_DATA_PORT 5343
-#define DEFAULT_NETWORK_VIEWER_PORT 5344
+#define DEFAULT_NETWORK_CONTROL_PORT CONFIG_DEFAULT_NETWORK_CONTROL_PORT
+#define DEFAULT_NETWORK_DATA_PORT CONFIG_DEFAULT_NETWORK_DATA_PORT
+#define DEFAULT_NETWORK_VIEWER_PORT CONFIG_DEFAULT_NETWORK_VIEWER_PORT
-/* Agent registration TCP port. */
-#define DEFAULT_AGENT_TCP_PORT 5345
+/* Agent registration TCP port range. */
+#define DEFAULT_AGENT_TCP_PORT_RANGE_BEGIN CONFIG_DEFAULT_AGENT_TCP_PORT_RANGE_BEGIN
+#define DEFAULT_AGENT_TCP_PORT_RANGE_END CONFIG_DEFAULT_AGENT_TCP_PORT_RANGE_END
/*
* If a thread stalls for this amount of time, it will be considered bogus (bad
* Wait period before retrying the lttng_data_pending command in the lttng
* stop command of liblttng-ctl.
*/
-#define DEFAULT_DATA_AVAILABILITY_WAIT_TIME 200000 /* usec */
+#define DEFAULT_DATA_AVAILABILITY_WAIT_TIME_US 200000 /* usec */
/*
* Wait period before retrying the lttng_consumer_flushed_cache when
*/
#define DEFAULT_INET_TCP_TIMEOUT 180 /* sec */
+/* Maximum payload size for a control connection */
+
+#define DEFAULT_NETWORK_RELAYD_CTRL_MAX_PAYLOAD_SIZE CONFIG_DEFAULT_NETWORK_RELAYD_CTRL_MAX_PAYLOAD_SIZE
+
/*
* Default receiving and sending timeout for an application socket.
*/
-#define DEFAULT_APP_SOCKET_RW_TIMEOUT 5 /* sec */
+#define DEFAULT_APP_SOCKET_RW_TIMEOUT CONFIG_DEFAULT_APP_SOCKET_RW_TIMEOUT
#define DEFAULT_APP_SOCKET_TIMEOUT_ENV "LTTNG_APP_SOCKET_TIMEOUT"
#define DEFAULT_UST_STREAM_FD_NUM 2 /* Number of fd per UST stream. */
#define DEFAULT_INDEX_DIR "index"
/* Default lttng command live timer value in usec. */
-#define DEFAULT_LTTNG_LIVE_TIMER 1000000
+#define DEFAULT_LTTNG_LIVE_TIMER CONFIG_DEFAULT_LTTNG_LIVE_TIMER
+
+/* Default runas worker name */
+#define DEFAULT_RUN_AS_WORKER_NAME "lttng-runas"
+
+/* Default LTTng MI XML namespace. */
+#define DEFAULT_LTTNG_MI_NAMESPACE "https://lttng.org/xml/ns/lttng-mi"
-extern size_t default_channel_subbuf_size;
-extern size_t default_metadata_subbuf_size;
-extern size_t default_ust_pid_channel_subbuf_size;
-extern size_t default_ust_uid_channel_subbuf_size;
-extern size_t default_kernel_channel_subbuf_size;
+/* Default thread stack size; the default mandated by pthread_create(3) */
+#define DEFAULT_LTTNG_THREAD_STACK_SIZE 2097152
+
+/* Default maximal size of message notification channel message payloads. */
+#define DEFAULT_MAX_NOTIFICATION_CLIENT_MESSAGE_PAYLOAD_SIZE 65536
+
+/* Default maximal size of trace archive location. */
+#define DEFAULT_MAX_TRACE_ARCHIVE_LOCATION_PAYLOAD_SIZE 65536
+
+/* Default maximal size of message notification channel message payloads. */
+#define DEFAULT_CLIENT_MAX_QUEUED_NOTIFICATIONS_COUNT 100
+
+
+#define DEFAULT_LTTNG_RELAYD_TCP_KEEP_ALIVE_ENV "LTTNG_RELAYD_TCP_KEEP_ALIVE"
+#define DEFAULT_LTTNG_RELAYD_TCP_KEEP_ALIVE_IDLE_TIME_ENV "LTTNG_RELAYD_TCP_KEEP_ALIVE_IDLE_TIME"
+#define DEFAULT_LTTNG_RELAYD_TCP_KEEP_ALIVE_MAX_PROBE_COUNT_ENV "LTTNG_RELAYD_TCP_KEEP_ALIVE_MAX_PROBE_COUNT"
+#define DEFAULT_LTTNG_RELAYD_TCP_KEEP_ALIVE_PROBE_INTERVAL_ENV "LTTNG_RELAYD_TCP_KEEP_ALIVE_PROBE_INTERVAL"
+#define DEFAULT_LTTNG_RELAYD_TCP_KEEP_ALIVE_ABORT_THRESHOLD_ENV "LTTNG_RELAYD_TCP_KEEP_ALIVE_ABORT_THRESHOLD"
+#define DEFAULT_LTTNG_RELAYD_DISALLOW_CLEAR_ENV "LTTNG_RELAYD_DISALLOW_CLEAR"
+
+#define DEFAULT_LTTNG_RELAYD_WORKING_DIRECTORY_ENV "LTTNG_RELAYD_WORKING_DIRECTORY"
+
+/*
+ * Name of the intermediate directory used to rename the trace chunk of a
+ * session's first rotation.
+ */
+#define DEFAULT_CHUNK_TMP_OLD_DIRECTORY ".tmp_old_chunk"
+#define DEFAULT_CHUNK_TMP_NEW_DIRECTORY ".tmp_new_chunk"
+#define DEFAULT_ARCHIVED_TRACE_CHUNKS_DIRECTORY "archives"
+#define DEFAULT_UNLINKED_FILES_DIRECTORY ".unlinked"
+
+/*
+ * Default timer value in usec for the rotate pending polling check on the
+ * relay when a rotation has completed on the consumer.
+ */
+#define DEFAULT_ROTATE_PENDING_TIMER CONFIG_DEFAULT_ROTATE_PENDING_TIMER
/*
* Returns the default subbuf size.
* This function depends on a value that is set at constructor time, so it is
* unsafe to call it from another constructor.
*/
-static inline
-size_t default_get_channel_subbuf_size(void)
-{
- return default_channel_subbuf_size;
-}
+LTTNG_HIDDEN
+size_t default_get_channel_subbuf_size(void);
/*
* Returns the default metadata subbuf size.
* This function depends on a value that is set at constructor time, so it is
* unsafe to call it from another constructor.
*/
-static inline
-size_t default_get_metadata_subbuf_size(void)
-{
- return default_metadata_subbuf_size;
-}
+LTTNG_HIDDEN
+size_t default_get_metadata_subbuf_size(void);
/*
* Returns the default subbuf size for the kernel domain.
* This function depends on a value that is set at constructor time, so it is
* unsafe to call it from another constructor.
*/
-static inline
-size_t default_get_kernel_channel_subbuf_size(void)
-{
- return default_kernel_channel_subbuf_size;
-}
+LTTNG_HIDDEN
+size_t default_get_kernel_channel_subbuf_size(void);
/*
* Returns the default subbuf size for the UST domain per PID.
* This function depends on a value that is set at constructor time, so it is
* unsafe to call it from another constructor.
*/
-static inline
-size_t default_get_ust_pid_channel_subbuf_size(void)
-{
- return default_ust_pid_channel_subbuf_size;
-}
+LTTNG_HIDDEN
+size_t default_get_ust_pid_channel_subbuf_size(void);
/*
* Returns the default subbuf size for the UST domain per UID.
* This function depends on a value that is set at constructor time, so it is
* unsafe to call it from another constructor.
*/
-static inline
-size_t default_get_ust_uid_channel_subbuf_size(void)
-{
- return default_ust_uid_channel_subbuf_size;
-}
+LTTNG_HIDDEN
+size_t default_get_ust_uid_channel_subbuf_size(void);
+
+/*
+ * Get the default pthread_attr to use on thread creation.
+ *
+ * Some libc, such as musl, don't honor the limit set for the stack size and use
+ * their own empirically chosen static value. This function checks if the
+ * current stack size is smaller than the stack size limit and if so returns a
+ * pthread_attr_t pointer where the thread stack size is set to the soft stack
+ * size limit.
+ */
+LTTNG_HIDDEN
+pthread_attr_t *default_pthread_attr(void);
#endif /* _DEFAULTS_H */
projects / lttng-tools.git / blobdiff