Commit 9af47276 authored by Matthew Wilcox (Oracle)'s avatar Matthew Wilcox (Oracle) Committed by Andrew Morton
Browse files

highmem: add kernel-doc for memcpy_*_folio() 

This was inadvertently skipped when adding the new functions.

Link: https://lkml.kernel.org/r/20240124181217.1761674-1-willy@infradead.org


Signed-off-by: default avatarMatthew Wilcox (Oracle) <willy@infradead.org>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
parent 73954d37

include/linux/highmem.h

+14 −0
Original line number Diff line number Diff line
@@ -439,6 +439,13 @@ static inline void memzero_page(struct page *page, size_t offset, size_t len) 
	kunmap_local(addr);

}



/**

 * memcpy_from_folio - Copy a range of bytes from a folio.

 * @to: The memory to copy to.

 * @folio: The folio to read from.

 * @offset: The first byte in the folio to read.

 * @len: The number of bytes to copy.

 */

static inline void memcpy_from_folio(char *to, struct folio *folio,

		size_t offset, size_t len)

{
@@ -460,6 +467,13 @@ static inline void memcpy_from_folio(char *to, struct folio *folio, 
	} while (len > 0);

}



/**

 * memcpy_to_folio - Copy a range of bytes to a folio.

 * @folio: The folio to write to.

 * @offset: The first byte in the folio to store to.

 * @from: The memory to copy from.

 * @len: The number of bytes to copy.

 */

static inline void memcpy_to_folio(struct folio *folio, size_t offset,

		const char *from, size_t len)

{