jlaitine commented on code in PR #8026:
URL: https://github.com/apache/nuttx/pull/8026#discussion_r1061372433
##########
mm/shm/shmat.c:
##########
@@ -32,11 +32,43 @@
#include <nuttx/sched.h>
#include <nuttx/arch.h>
#include <nuttx/pgalloc.h>
+#include <nuttx/mm/map.h>
#include "shm/shm.h"
#ifdef CONFIG_MM_SHM
+/****************************************************************************
+ * Private Functions
+ ****************************************************************************/
+
+static int munmap_shm(FAR struct task_group_s *group,
+ FAR struct mm_map_entry_s *map,
+ FAR void *start,
+ size_t length)
+{
+ int ret;
+
+ if (group)
+ {
+ /* Normal "unmap", let the shmdt do the work */
+
+ ret = shmdt(start);
+ }
+ else
+ {
+ /* Address environment is being deleted, and the group is not current.
+ * Get shmid from map->priv and only free the pages, don't touch any
+ * mappings
+ */
+
+ shm_destroy(map->priv.i);
Review Comment:
fixed
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