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authorKuan-Wei Chiu <visitorckw@gmail.com>2024-11-30 02:12:21 +0800
committerAndrew Morton <akpm@linux-foundation.org>2025-01-12 20:20:57 -0800
commit2ad0546deb0214e385dbf33bb7a5e26c0dda3ad1 (patch)
tree36de454e3c15185ee8f022ad79535b3c59bed92e
parent93aa1b5c1722b697ecc4eae490fdb55c0f3cfe22 (diff)
lib min_heap: add brief introduction to Min Heap API
A short description of the Min Heap API is added to the min_heap.h, explaining its purpose for managing min-heaps and emphasizing the use of macro wrappers instead of direct function calls. For more details, users are directed to the documentation at Documentation/core-api/min_heap.rst. Link: https://lkml.kernel.org/r/20241129181222.646855-4-visitorckw@gmail.com Signed-off-by: Kuan-Wei Chiu <visitorckw@gmail.com> Cc: Ching-Chun (Jim) Huang <jserv@ccns.ncku.edu.tw> Cc: Geert Uytterhoeven <geert@linux-m68k.org> Cc: Jonathan Corbet <corbet@lwn.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
-rw-r--r--include/linux/min_heap.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/include/linux/min_heap.h b/include/linux/min_heap.h
index 456cfbc1b8f5..55bfe670bbb9 100644
--- a/include/linux/min_heap.h
+++ b/include/linux/min_heap.h
@@ -6,6 +6,17 @@
#include <linux/string.h>
#include <linux/types.h>
+/*
+ * The Min Heap API provides utilities for managing min-heaps, a binary tree
+ * structure where each node's value is less than or equal to its children's
+ * values, ensuring the smallest element is at the root.
+ *
+ * Users should avoid directly calling functions prefixed with __min_heap_*().
+ * Instead, use the provided macro wrappers.
+ *
+ * For further details and examples, refer to Documentation/core-api/min_heap.rst.
+ */
+
/**
* Data structure to hold a min-heap.
* @nr: Number of elements currently in the heap.