svm: use explicit svm fifo segment main for slaves

Change-Id: Id39d64bf1b49345a3dc31c63360569212aba6865
Signed-off-by: Florin Coras <fcoras@cisco.com>

2 files changed, 20 insertions, 17 deletions

diff --git a/src/tests/vnet/session/tcp_echo.c b/src/tests/vnet/session/tcp_echo.c
index bde55ad37f4..e553a3ac9fa 100644
--- a/src/tests/vnet/session/tcp_echo.c
+++ b/src/tests/vnet/session/tcp_echo.c
@@ -142,8 +142,7 @@ typedef struct
    * and all other messages are exchanged using shm IPC. */
   u8 use_sock_api;
 
-  /* convenience */
-  svm_fifo_segment_main_t *segment_main;
+  svm_fifo_segment_main_t segment_main;
 } echo_main_t;
 
 echo_main_t echo_main;
@@ -350,6 +349,7 @@ static int
 ssvm_segment_attach (char *name, ssvm_segment_type_t type, int fd)
 {
   svm_fifo_segment_create_args_t _a, *a = &_a;
+  svm_fifo_segment_main_t *sm = &echo_main.segment_main;
   int rv;
 
   clib_memset (a, 0, sizeof (*a));
@@ -359,7 +359,7 @@ ssvm_segment_attach (char *name, ssvm_segment_type_t type, int fd)
   if (type == SSVM_SEGMENT_MEMFD)
     a->memfd_fd = fd;
 
-  if ((rv = svm_fifo_segment_attach (a)))
+  if ((rv = svm_fifo_segment_attach (sm, a)))
     {
       clib_warning ("svm_fifo_segment_attach ('%s') failed", name);
       return rv;
@@ -514,6 +514,7 @@ disconnect_from_vpp (echo_main_t * em)
 static void
 vl_api_map_another_segment_t_handler (vl_api_map_another_segment_t * mp)
 {
+  svm_fifo_segment_main_t *sm = &echo_main.segment_main;
   svm_fifo_segment_create_args_t _a, *a = &_a;
   int rv;
 
@@ -521,7 +522,7 @@ vl_api_map_another_segment_t_handler (vl_api_map_another_segment_t * mp)
   a->segment_name = (char *) mp->segment_name;
   a->segment_size = mp->segment_size;
   /* Attach to the segment vpp created */
-  rv = svm_fifo_segment_attach (a);
+  rv = svm_fifo_segment_attach (sm, a);
   if (rv)
     {
       clib_warning ("svm_fifo_segment_attach ('%s') failed",
@@ -1384,6 +1385,7 @@ main (int argc, char **argv)
 {
   int i_am_server = 1, test_return_packets = 0;
   echo_main_t *em = &echo_main;
+  svm_fifo_segment_main_t *sm = &em->segment_main;
   unformat_input_t _argv, *a = &_argv;
   u8 *chroot_prefix;
   u8 *uri = 0;
@@ -1406,7 +1408,7 @@ main (int argc, char **argv)
 
   clib_time_init (&em->clib_time);
   init_error_string_table (em);
-  svm_fifo_segment_main_init (0x200000000ULL, 20);
+  svm_fifo_segment_main_init (sm, 0x200000000ULL, 20);
   unformat_init_command_line (a, argv);
 
   while (unformat_check_input (a) != UNFORMAT_END_OF_INPUT)
@@ -1467,7 +1469,6 @@ main (int argc, char **argv)
     }
 
   em->i_am_master = i_am_server;
-  em->segment_main = &svm_fifo_segment_main;
   em->test_return_packets = test_return_packets;
   em->bytes_to_send = bytes_to_send;
   em->time_to_stop = 0;
diff --git a/src/tests/vnet/session/udp_echo.c b/src/tests/vnet/session/udp_echo.c
index ea68ee162d1..b8c4c5daf31 100644
--- a/src/tests/vnet/session/udp_echo.c
+++ b/src/tests/vnet/session/udp_echo.c
@@ -121,8 +121,7 @@ typedef struct
   /* VNET_API_ERROR_FOO -> "Foo" hash table */
   uword *error_string_by_error_number;
 
-  /* convenience */
-  svm_fifo_segment_main_t *segment_main;
+  svm_fifo_segment_main_t segment_main;
 
   u8 *connect_test_data;
 
@@ -336,8 +335,9 @@ static void
 vl_api_application_attach_reply_t_handler (vl_api_application_attach_reply_t *
 					   mp)
 {
-  udp_echo_main_t *utm = &udp_echo_main;
   svm_fifo_segment_create_args_t _a = { 0 }, *a = &_a;
+  udp_echo_main_t *utm = &udp_echo_main;
+  svm_fifo_segment_main_t *sm = &utm->segment_main;
   int rv;
 
   if (mp->retval)
@@ -359,7 +359,7 @@ vl_api_application_attach_reply_t_handler (vl_api_application_attach_reply_t *
   ASSERT (mp->app_event_queue_address);
 
   /* Attach to the segment vpp created */
-  rv = svm_fifo_segment_attach (a);
+  rv = svm_fifo_segment_attach (sm, a);
   if (rv)
     {
       clib_warning ("svm_fifo_segment_attach ('%s') failed",
@@ -912,8 +912,9 @@ vl_api_bind_uri_reply_t_handler (vl_api_bind_uri_reply_t * mp)
 static void
 vl_api_map_another_segment_t_handler (vl_api_map_another_segment_t * mp)
 {
-  udp_echo_main_t *utm = &udp_echo_main;
   svm_fifo_segment_create_args_t _a, *a = &_a;
+  udp_echo_main_t *utm = &udp_echo_main;
+  svm_fifo_segment_main_t *sm = &utm->segment_main;
   svm_fifo_segment_private_t *seg;
   int rv;
 
@@ -921,14 +922,14 @@ vl_api_map_another_segment_t_handler (vl_api_map_another_segment_t * mp)
   a->segment_name = (char *) mp->segment_name;
   a->segment_size = mp->segment_size;
   /* Attach to the segment vpp created */
-  rv = svm_fifo_segment_attach (a);
+  rv = svm_fifo_segment_attach (sm, a);
   if (rv)
     {
       clib_warning ("svm_fifo_segment_attach ('%s') failed",
 		    mp->segment_name);
       return;
     }
-  seg = svm_fifo_segment_get_segment (a->new_segment_indices[0]);
+  seg = svm_fifo_segment_get_segment (sm, a->new_segment_indices[0]);
   clib_warning ("Mapped new segment '%s' size %d", seg->ssvm.name,
 		seg->ssvm.ssvm_size);
   hash_set (utm->segments_table, clib_net_to_host_u64 (mp->segment_handle),
@@ -939,6 +940,7 @@ static void
 vl_api_unmap_segment_t_handler (vl_api_unmap_segment_t * mp)
 {
   udp_echo_main_t *utm = &udp_echo_main;
+  svm_fifo_segment_main_t *sm = &utm->segment_main;
   svm_fifo_segment_private_t *seg;
   u64 *seg_indexp, segment_handle;
 
@@ -950,8 +952,8 @@ vl_api_unmap_segment_t_handler (vl_api_unmap_segment_t * mp)
       return;
     }
   hash_unset (utm->segments_table, segment_handle);
-  seg = svm_fifo_segment_get_segment ((u32) seg_indexp[0]);
-  svm_fifo_segment_delete (seg);
+  seg = svm_fifo_segment_get_segment (sm, (u32) seg_indexp[0]);
+  svm_fifo_segment_delete (sm, seg);
   clib_warning ("Unmapped segment '%s'", segment_handle);
 }
 
@@ -1206,6 +1208,7 @@ int
 main (int argc, char **argv)
 {
   udp_echo_main_t *utm = &udp_echo_main;
+  svm_fifo_segment_main_t *sm = &utm->segment_main;
   u8 *uri = (u8 *) "udp://6.0.1.1/1234";
   unformat_input_t _argv, *a = &_argv;
   int i_am_server = 1;
@@ -1217,7 +1220,7 @@ main (int argc, char **argv)
 
   clib_mem_init_thread_safe (0, 256 << 20);
 
-  svm_fifo_segment_main_init (0x200000000ULL, 20);
+  svm_fifo_segment_main_init (sm, 0x200000000ULL, 20);
 
   vec_validate (utm->rx_buf, 128 << 10);
   utm->session_index_by_vpp_handles = hash_create (0, sizeof (uword));
@@ -1226,7 +1229,6 @@ main (int argc, char **argv)
   utm->have_return = 1;
   utm->bytes_to_send = 1024;
   utm->fifo_size = 128 << 10;
-  utm->segment_main = &svm_fifo_segment_main;
   utm->cut_through_session_index = ~0;
   clib_time_init (&utm->clib_time);