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Message-Id: <20180214182618.14627-2-willy@infradead.org>
Date: Wed, 14 Feb 2018 10:26:17 -0800
From: Matthew Wilcox <willy@...radead.org>
To: Andrew Morton <akpm@...ux-foundation.org>
Cc: Matthew Wilcox <mawilcox@...rosoft.com>,
linux-mm@...ck.org,
Kees Cook <keescook@...omium.org>,
linux-kernel@...r.kernel.org,
kernel-hardening@...ts.openwall.com
Subject: [PATCH 1/2] mm: Add kernel-doc for kvfree
From: Matthew Wilcox <mawilcox@...rosoft.com>
Signed-off-by: Matthew Wilcox <mawilcox@...rosoft.com>
---
mm/util.c | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/mm/util.c b/mm/util.c
index c1250501364f..dc4c7b551aaf 100644
--- a/mm/util.c
+++ b/mm/util.c
@@ -430,6 +430,16 @@ void *kvmalloc_node(size_t size, gfp_t flags, int node)
}
EXPORT_SYMBOL(kvmalloc_node);
+/**
+ * kvfree() - Free memory.
+ * @addr: Pointer to allocated memory.
+ *
+ * kvfree frees memory allocated by any of vmalloc(), kmalloc() or
+ * kvmalloc(). It is slightly more efficient to use kfree() or vfree()
+ * if you are certain that you know which one to use.
+ *
+ * Context: Any context except NMI.
+ */
void kvfree(const void *addr)
{
if (is_vmalloc_addr(addr))
--
2.15.1
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