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Fix: remove non-async-signal-safe fflush from ERR()
[lttng-ust.git]
/
src
/
lib
/
lttng-ust
/
lttng-ust-comm.c
diff --git
a/src/lib/lttng-ust/lttng-ust-comm.c
b/src/lib/lttng-ust/lttng-ust-comm.c
index 2738959f1e29198d2d2f62bc13d68fb71e5fead6..caba7452eaafab2dfb7ccf570bb8fa83bf11be9e 100644
(file)
--- a/
src/lib/lttng-ust/lttng-ust-comm.c
+++ b/
src/lib/lttng-ust/lttng-ust-comm.c
@@
-1,7
+1,7
@@
/*
* SPDX-License-Identifier: LGPL-2.1-only
*
/*
* SPDX-License-Identifier: LGPL-2.1-only
*
- * Copyright (C) 2011
David Goulet <david.goulet@polymtl.ca>
+ * Copyright (C) 2011
EfficiOS Inc.
* Copyright (C) 2011 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
*/
* Copyright (C) 2011 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
*/
@@
-38,6
+38,7
@@
#include <lttng/ust-thread.h>
#include <lttng/ust-tracer.h>
#include <lttng/ust-common.h>
#include <lttng/ust-thread.h>
#include <lttng/ust-tracer.h>
#include <lttng/ust-common.h>
+#include <lttng/ust-cancelstate.h>
#include <urcu/tls-compat.h>
#include "lib/lttng-ust/futex.h"
#include "common/ustcomm.h"
#include <urcu/tls-compat.h>
#include "lib/lttng-ust/futex.h"
#include "common/ustcomm.h"
@@
-125,14
+126,10
@@
int lttng_ust_loaded __attribute__((weak));
int ust_lock(void)
{
sigset_t sig_all_blocked, orig_mask;
int ust_lock(void)
{
sigset_t sig_all_blocked, orig_mask;
- int ret
, oldstate
;
+ int ret;
- ret = pthread_setcancelstate(PTHREAD_CANCEL_DISABLE, &oldstate);
- if (ret) {
- ERR("pthread_setcancelstate: %s", strerror(ret));
- }
- if (oldstate != PTHREAD_CANCEL_ENABLE) {
- ERR("pthread_setcancelstate: unexpected oldstate");
+ if (lttng_ust_cancelstate_disable_push()) {
+ ERR("lttng_ust_cancelstate_disable_push");
}
sigfillset(&sig_all_blocked);
ret = pthread_sigmask(SIG_SETMASK, &sig_all_blocked, &orig_mask);
}
sigfillset(&sig_all_blocked);
ret = pthread_sigmask(SIG_SETMASK, &sig_all_blocked, &orig_mask);
@@
-161,14
+158,10
@@
int ust_lock(void)
void ust_lock_nocheck(void)
{
sigset_t sig_all_blocked, orig_mask;
void ust_lock_nocheck(void)
{
sigset_t sig_all_blocked, orig_mask;
- int ret
, oldstate
;
+ int ret;
- ret = pthread_setcancelstate(PTHREAD_CANCEL_DISABLE, &oldstate);
- if (ret) {
- ERR("pthread_setcancelstate: %s", strerror(ret));
- }
- if (oldstate != PTHREAD_CANCEL_ENABLE) {
- ERR("pthread_setcancelstate: unexpected oldstate");
+ if (lttng_ust_cancelstate_disable_push()) {
+ ERR("lttng_ust_cancelstate_disable_push");
}
sigfillset(&sig_all_blocked);
ret = pthread_sigmask(SIG_SETMASK, &sig_all_blocked, &orig_mask);
}
sigfillset(&sig_all_blocked);
ret = pthread_sigmask(SIG_SETMASK, &sig_all_blocked, &orig_mask);
@@
-189,7
+182,7
@@
void ust_lock_nocheck(void)
void ust_unlock(void)
{
sigset_t sig_all_blocked, orig_mask;
void ust_unlock(void)
{
sigset_t sig_all_blocked, orig_mask;
- int ret
, oldstate
;
+ int ret;
sigfillset(&sig_all_blocked);
ret = pthread_sigmask(SIG_SETMASK, &sig_all_blocked, &orig_mask);
sigfillset(&sig_all_blocked);
ret = pthread_sigmask(SIG_SETMASK, &sig_all_blocked, &orig_mask);
@@
-202,12
+195,8
@@
void ust_unlock(void)
if (ret) {
ERR("pthread_sigmask: %s", strerror(ret));
}
if (ret) {
ERR("pthread_sigmask: %s", strerror(ret));
}
- ret = pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, &oldstate);
- if (ret) {
- ERR("pthread_setcancelstate: %s", strerror(ret));
- }
- if (oldstate != PTHREAD_CANCEL_DISABLE) {
- ERR("pthread_setcancelstate: unexpected oldstate");
+ if (lttng_ust_cancelstate_disable_pop()) {
+ ERR("lttng_ust_cancelstate_disable_pop");
}
}
}
}
@@
-259,7
+248,7
@@
struct sock_info {
int statedump_pending;
int initial_statedump_done;
/* Keep procname for statedump */
int statedump_pending;
int initial_statedump_done;
/* Keep procname for statedump */
- char procname[LTTNG_UST_
ABI
_PROCNAME_LEN];
+ char procname[LTTNG_UST_
CONTEXT
_PROCNAME_LEN];
};
/* Socket from app (connect) to session daemon (listen) for communication */
};
/* Socket from app (connect) to session daemon (listen) for communication */
@@
-482,7
+471,7
@@
int setup_global_apps(void)
}
global_apps.allowed = 1;
}
global_apps.allowed = 1;
- lttng_pthread_getname_np(global_apps.procname, LTTNG_UST_
ABI
_PROCNAME_LEN);
+ lttng_pthread_getname_np(global_apps.procname, LTTNG_UST_
CONTEXT
_PROCNAME_LEN);
error:
return ret;
}
error:
return ret;
}
@@
-528,7
+517,7
@@
int setup_local_apps(void)
goto end;
}
goto end;
}
- lttng_pthread_getname_np(local_apps.procname, LTTNG_UST_
ABI
_PROCNAME_LEN);
+ lttng_pthread_getname_np(local_apps.procname, LTTNG_UST_
CONTEXT
_PROCNAME_LEN);
end:
return ret;
}
end:
return ret;
}
@@
-1459,8
+1448,7
@@
void cleanup_sock_info(struct sock_info *sock_info, int exiting)
}
sock_info->root_handle = -1;
}
}
sock_info->root_handle = -1;
}
- sock_info->registration_done = 0;
- sock_info->initial_statedump_done = 0;
+
/*
* wait_shm_mmap, socket and notify socket are used by listener
/*
* wait_shm_mmap, socket and notify socket are used by listener
@@
-1472,6
+1460,9
@@
void cleanup_sock_info(struct sock_info *sock_info, int exiting)
if (exiting)
return;
if (exiting)
return;
+ sock_info->registration_done = 0;
+ sock_info->initial_statedump_done = 0;
+
if (sock_info->socket != -1) {
ret = ustcomm_close_unix_sock(sock_info->socket);
if (ret) {
if (sock_info->socket != -1) {
ret = ustcomm_close_unix_sock(sock_info->socket);
if (ret) {
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