mm/util.c: improve kvfree() kerneldoc (04b8e946) · Commits · 戴 / test

Scooped from an email from Matthew. Cc: Mike Rapoport <rppt@linux.vnet.ibm.com> Cc: Jonathan Corbet <corbet@lwn.net> Cc: Matthew Wilcox <willy@infradead.org> Signed-off-by:

Andrew Morton <akpm@linux-foundation.org> Signed-off-by:

Linus Torvalds <torvalds@linux-foundation.org>

mm/util.c

+7 −4

Original line number	Diff line number	Diff line
		@@ -435,11 +435,14 @@ void *kvmalloc_node(size_t size, gfp_t flags, int node)
		EXPORT_SYMBOL(kvmalloc_node);

		/**
		* kvfree - free memory allocated with kvmalloc
		* @addr: pointer returned by kvmalloc
		* kvfree() - Free memory.
		* @addr: Pointer to allocated memory.
		*
		* If the memory is allocated from vmalloc area it is freed with vfree().
		* Otherwise kfree() is used.
		* 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)
		{

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