xiaoxiang781216 commented on code in PR #7618:
URL: https://github.com/apache/incubator-nuttx/pull/7618#discussion_r1026747411
##########
mm/mm_gran/mm_granreserve.c:
##########
@@ -81,10 +83,21 @@ void gran_reserve(GRAN_HANDLE handle, uintptr_t start,
size_t size)
ngranules = ((end - start) >> priv->log2gran) + 1;
+ /* Must lock the granule allocator */
+
+ ret = gran_enter_critical(priv);
+ if (ret < 0)
+ {
+ return -ENOMEM;
Review Comment:
return ret;
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