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session: add support for memfd segments
[vpp.git]
/
src
/
vlibmemory
/
memory_client.c
diff --git
a/src/vlibmemory/memory_client.c
b/src/vlibmemory/memory_client.c
index
1bb2fe8
..
9f53301
100644
(file)
--- a/
src/vlibmemory/memory_client.c
+++ b/
src/vlibmemory/memory_client.c
@@
-20,6
+20,7
@@
#include <setjmp.h>
#include <svm/svm.h>
#include <setjmp.h>
#include <svm/svm.h>
+#include <svm/ssvm.h>
#include <vppinfra/serialize.h>
#include <vppinfra/hash.h>
#include <vlibmemory/memory_client.h>
#include <vppinfra/serialize.h>
#include <vppinfra/hash.h>
#include <vlibmemory/memory_client.h>
@@
-189,8
+190,8
@@
vl_client_connect (const char *name, int ctx_quota, int input_queue_size)
pthread_mutex_lock (&svm->mutex);
oldheap = svm_push_data_heap (svm);
pthread_mutex_lock (&svm->mutex);
oldheap = svm_push_data_heap (svm);
- vl_input_queue =
-
svm_queue_init (input_queue_size, sizeof (uword),
getpid (), 0);
+ vl_input_queue =
svm_queue_init (input_queue_size, sizeof (uword),
+
getpid (), 0);
pthread_mutex_unlock (&svm->mutex);
svm_pop_heap (oldheap);
pthread_mutex_unlock (&svm->mutex);
svm_pop_heap (oldheap);
@@
-217,7
+218,7
@@
vl_client_connect (const char *name, int ctx_quota, int input_queue_size)
for (i = 0; i < 1000; i++)
{
qstatus = svm_queue_sub (vl_input_queue, (u8 *) & rp,
for (i = 0; i < 1000; i++)
{
qstatus = svm_queue_sub (vl_input_queue, (u8 *) & rp,
-
1 /* nowait */
);
+
SVM_Q_NOWAIT, 0
);
if (qstatus == 0)
goto read_one_msg;
ts.tv_sec = 0;
if (qstatus == 0)
goto read_one_msg;
ts.tv_sec = 0;
@@
-288,7
+289,6
@@
vl_client_disconnect (void)
* Have to be careful here, in case the client is disconnecting
* because e.g. the vlib process died, or is unresponsive.
*/
* Have to be careful here, in case the client is disconnecting
* because e.g. the vlib process died, or is unresponsive.
*/
-
begin = time (0);
while (1)
{
begin = time (0);
while (1)
{
@@
-304,7
+304,7
@@
vl_client_disconnect (void)
am->shmem_hdr = 0;
break;
}
am->shmem_hdr = 0;
break;
}
- if (svm_queue_sub (vl_input_queue, (u8 *) & rp,
1
) < 0)
+ if (svm_queue_sub (vl_input_queue, (u8 *) & rp,
SVM_Q_NOWAIT, 0
) < 0)
continue;
/* drain the queue */
continue;
/* drain the queue */
@@
-361,7
+361,6
@@
vl_client_install_client_message_handlers (void)
#undef _
}
#undef _
}
-
int
vl_client_api_map (const char *region_name)
{
int
vl_client_api_map (const char *region_name)
{
@@
-380,6
+379,12
@@
vl_client_api_unmap (void)
vl_unmap_shmem ();
}
vl_unmap_shmem ();
}
+u8
+vl_mem_client_is_connected (void)
+{
+ return (memory_client_main.connected_to_vlib != 0);
+}
+
static int
connect_to_vlib_internal (const char *svm_name,
const char *client_name,
static int
connect_to_vlib_internal (const char *svm_name,
const char *client_name,
@@
-443,8
+448,8
@@
vl_client_connect_to_vlib_no_map (const char *svm_name,
0 /* dont map */ );
}
0 /* dont map */ );
}
-void
-
vl_client_disconnect_from_vlib (void
)
+
static
void
+
disconnect_from_vlib_internal (u8 do_unmap
)
{
memory_client_main_t *mm = &memory_client_main;
api_main_t *am = &api_main;
{
memory_client_main_t *mm = &memory_client_main;
api_main_t *am = &api_main;
@@
-461,11
+466,24
@@
vl_client_disconnect_from_vlib (void)
if (mm->connected_to_vlib)
{
vl_client_disconnect ();
if (mm->connected_to_vlib)
{
vl_client_disconnect ();
- vl_client_api_unmap ();
+ if (do_unmap)
+ vl_client_api_unmap ();
}
memset (mm, 0, sizeof (*mm));
}
}
memset (mm, 0, sizeof (*mm));
}
+void
+vl_client_disconnect_from_vlib (void)
+{
+ disconnect_from_vlib_internal (1);
+}
+
+void
+vl_client_disconnect_from_vlib_no_unmap (void)
+{
+ disconnect_from_vlib_internal (0);
+}
+
static void vl_api_get_first_msg_id_reply_t_handler
(vl_api_get_first_msg_id_reply_t * mp)
{
static void vl_api_get_first_msg_id_reply_t_handler
(vl_api_get_first_msg_id_reply_t * mp)
{