diff options
Diffstat (limited to 'nuttx/net')
| -rwxr-xr-x | nuttx/net/uip/uip_igmpgroup.c | 18 |
1 files changed, 14 insertions, 4 deletions
diff --git a/nuttx/net/uip/uip_igmpgroup.c b/nuttx/net/uip/uip_igmpgroup.c index 8b5398aac..495713e30 100755 --- a/nuttx/net/uip/uip_igmpgroup.c +++ b/nuttx/net/uip/uip_igmpgroup.c @@ -119,8 +119,10 @@ * handling logic.
*/
+#if CONFIG_PREALLOC_IGMPGROUPS > 0
static struct igmp_group_s g_preallocgrps[CONFIG_PREALLOC_IGMPGROUPS];
static FAR sq_queue_t g_freelist;
+#endif
/****************************************************************************
* Public Data
@@ -158,6 +160,7 @@ static inline FAR struct igmp_group_s *uip_grpheapalloc(void) *
****************************************************************************/
+#if CONFIG_PREALLOC_IGMPGROUPS > 0
static inline FAR struct igmp_group_s *uip_grpprealloc(void)
{
FAR struct igmp_group_s *group = (FAR struct igmp_group_s *)sq_remfirst(&g_freelist);
@@ -168,6 +171,7 @@ static inline FAR struct igmp_group_s *uip_grpprealloc(void) }
return group;
}
+#endif
/****************************************************************************
* Public Functions
@@ -191,11 +195,13 @@ void uip_grpinit(void) grplldbg("Initializing\n");
+#if CONFIG_PREALLOC_IGMPGROUPS > 0
for (i = 0; i < CONFIG_PREALLOC_IGMPGROUPS; i++)
{
group = &g_preallocgrps[i];
sq_addfirst((FAR sq_entry_t *)group, &g_freelist);
}
+#endif
}
/****************************************************************************
@@ -216,15 +222,17 @@ FAR struct igmp_group_s *uip_grpalloc(FAR struct uip_driver_s *dev, irqstate_t flags;
nllvdbg("addr: %08x dev: %p\n", *addr, dev);
+#if CONFIG_PREALLOC_IGMPGROUPS > 0
if (up_interrupt_context())
{
- grplldbg("Allocate from the heap\n");
- group = uip_grpheapalloc();
+ grplldbg("Use a pre-allocated group entry\n");
+ group = uip_grpprealloc();
}
else
+#endif
{
- grplldbg("Use a pre-allocated group entry\n");
- group = uip_grpprealloc();
+ grplldbg("Allocate from the heap\n");
+ group = uip_grpheapalloc();
}
grplldbg("group: %p\n", group);
@@ -357,6 +365,7 @@ void uip_grpfree(FAR struct uip_driver_s *dev, FAR struct igmp_group_s *group) * of the pre-allocated group structures that we will retain in a free list.
*/
+#if CONFIG_PREALLOC_IGMPGROUPS > 0
if (IS_PREALLOCATED(group->flags))
{
grplldbg("Put back on free list\n");
@@ -364,6 +373,7 @@ void uip_grpfree(FAR struct uip_driver_s *dev, FAR struct igmp_group_s *group) irqrestore(flags);
}
else
+#endif
{
/* No.. deallocate the group structure. Use sched_free() just in case
* this function is executing within an interrupt handler.
|