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authorDave Wallace <dwallacelf@gmail.com>2017-07-05 14:30:46 -0400
committerFlorin Coras <florin.coras@gmail.com>2017-07-06 23:28:27 +0000
commit7b749fe890a4acb23431148859c25643a3597d2a (patch)
treeccf6f19d5c2af8cebd23adfbdfca829a0fd05e14 /src/vnet/session/segment_manager.c
parent4729b1ec83855268adcea3e00a3462c06a631075 (diff)
Unlink /dev/shm files on application detach.
Change-Id: Ieb5522cd5cb27bcbce808d4cd6df5248716da43c Signed-off-by: Dave Wallace <dwallacelf@gmail.com>
Diffstat (limited to 'src/vnet/session/segment_manager.c')
-rw-r--r--src/vnet/session/segment_manager.c25
1 files changed, 22 insertions, 3 deletions
diff --git a/src/vnet/session/segment_manager.c b/src/vnet/session/segment_manager.c
index bf571963b0e..dcef62615d2 100644
--- a/src/vnet/session/segment_manager.c
+++ b/src/vnet/session/segment_manager.c
@@ -67,7 +67,6 @@ session_manager_add_segment_i (segment_manager_t * sm, u32 segment_size,
{
clib_warning ("svm_fifo_segment_create ('%s', %d) failed",
ca->segment_name, ca->segment_size);
- vec_free (segment_name);
return VNET_API_ERROR_SVM_SEGMENT_CREATE_FAIL;
}
@@ -167,7 +166,24 @@ segment_manager_init (segment_manager_t * sm,
return 0;
}
-/**
+void
+segment_manager_first_segment_maybe_del (segment_manager_t * sm)
+{
+ svm_fifo_segment_private_t *fifo_segment;
+
+ /* If the first semgment has no fifos, then delete the 1st segment
+ */
+ fifo_segment = svm_fifo_get_segment (sm->segment_indices[0]);
+ if (!svm_fifo_segment_has_fifos (fifo_segment))
+ {
+ clib_spinlock_lock (&sm->lockp);
+ svm_fifo_segment_delete (fifo_segment);
+ vec_del1 (sm->segment_indices, 0);
+ clib_spinlock_unlock (&sm->lockp);
+ }
+}
+
+ /**
* Removes segment manager.
*
* Since the fifos allocated in the segment keep backpointers to the sessions
@@ -178,11 +194,12 @@ void
segment_manager_del (segment_manager_t * sm)
{
int j;
+ svm_fifo_segment_private_t *fifo_segment;
+ ASSERT (vec_len (sm->segment_indices));
/* Across all fifo segments used by the server */
for (j = 0; j < vec_len (sm->segment_indices); j++)
{
- svm_fifo_segment_private_t *fifo_segment;
svm_fifo_t *fifo;
/* Vector of fifos allocated in the segment */
@@ -216,6 +233,8 @@ segment_manager_del (segment_manager_t * sm)
*/
}
+ segment_manager_first_segment_maybe_del (sm);
+
clib_spinlock_free (&sm->lockp);
pool_put (segment_managers, sm);
}