Add userspace time namespace context

[lttng-ust.git] / liblttng-ust / lttng-ust-comm.c

diff --git a/liblttng-ust/lttng-ust-comm.c b/liblttng-ust/lttng-ust-comm.c
index 79f0f28ad124195cfb9d24bd25b776aaa7d4b721..3847c9767d97d9d7e99f8ecf98208877f17ac917 100644 (file)
--- a/liblttng-ust/lttng-ust-comm.c
+++ b/liblttng-ust/lttng-ust-comm.c
@@ -21,6 +21,8 @@
 
 #define _LGPL_SOURCE
 #define _GNU_SOURCE
+#include <stddef.h>
+#include <stdint.h>
 #include <sys/types.h>
 #include <sys/socket.h>
 #include <sys/mman.h>
@@ -263,6 +265,8 @@ struct sock_info {
        /* Keep track of lazy state dump not performed yet. */
        int statedump_pending;
        int initial_statedump_done;
+       /* Keep procname for statedump */
+       char procname[LTTNG_UST_PROCNAME_LEN];
 };
 
 /* Socket from app (connect) to session daemon (listen) for communication */
@@ -283,6 +287,7 @@ struct sock_info global_apps = {
 
        .statedump_pending = 0,
        .initial_statedump_done = 0,
+       .procname[0] = '\0'
 };
 
 /* TODO: allow global_apps_sock_path override */
@@ -300,6 +305,7 @@ struct sock_info local_apps = {
 
        .statedump_pending = 0,
        .initial_statedump_done = 0,
+       .procname[0] = '\0'
 };
 
 static int wait_poll_fallback;
@@ -428,6 +434,7 @@ void lttng_ust_fixup_tls(void)
        lttng_fixup_cgroup_ns_tls();
        lttng_fixup_ipc_ns_tls();
        lttng_fixup_net_ns_tls();
+       lttng_fixup_time_ns_tls();
        lttng_fixup_uts_ns_tls();
 }
 
@@ -438,6 +445,15 @@ int lttng_get_notify_socket(void *owner)
        return info->notify_socket;
 }
 
+
+LTTNG_HIDDEN
+char* lttng_ust_sockinfo_get_procname(void *owner)
+{
+       struct sock_info *info = owner;
+
+       return info->procname;
+}
+
 static
 void print_cmd(int cmd, int handle)
 {
@@ -467,6 +483,7 @@ int setup_global_apps(void)
        }
 
        global_apps.allowed = 1;
+       lttng_ust_getprocname(global_apps.procname);
 error:
        return ret;
 }
@@ -511,6 +528,8 @@ int setup_local_apps(void)
                ret = -EIO;
                goto end;
        }
+
+       lttng_ust_getprocname(local_apps.procname);
 end:
        return ret;
 }
@@ -2047,6 +2066,7 @@ void ust_context_ns_reset(void)
        lttng_context_mnt_ns_reset();
        lttng_context_net_ns_reset();
        lttng_context_user_ns_reset();
+       lttng_context_time_ns_reset();
        lttng_context_uts_ns_reset();
 }