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filemap: remove find_get_pages() 

It's unused now. Remove it and clean up the relevant comment.

Link: https://lkml.kernel.org/r/20220208134149.47299-1-linmiaohe@huawei.com
Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Cc: Matthew Wilcox (Oracle) <willy@infradead.org>
Cc: David Howells <dhowells@redhat.com>
Cc: William Kucharski <william.kucharski@oracle.com>
Cc: Vlastimil Babka <vbabka@suse.cz>
Cc: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Andreas Gruenbacher <agruenba@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Miaohe Lin 2022-03-22 14:39:28 -07:00 committed by Linus Torvalds
parent a74c6c00b1
commit eb5279fb7e
2 changed files with 6 additions and 12 deletions
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7
include/linux/pagemap.h
View File

@ -594,13 +594,6 @@ static inline struct page *find_subpage(struct page *head, pgoff_t index)
unsigned find_get_pages_range(struct address_space *mapping, pgoff_t *start,
pgoff_t end, unsigned int nr_pages,
struct page **pages);
static inline unsigned find_get_pages(struct address_space *mapping,
pgoff_t *start, unsigned int nr_pages,
struct page **pages)
{
return find_get_pages_range(mapping, start, (pgoff_t)-1, nr_pages,
pages);
}
unsigned find_get_pages_contig(struct address_space *mapping, pgoff_t start,
unsigned int nr_pages, struct page **pages);
unsigned find_get_pages_range_tag(struct address_space *mapping, pgoff_t *index,

11
mm/filemap.c
View File

@ -2229,8 +2229,9 @@ unsigned find_get_pages_range(struct address_space *mapping, pgoff_t *start,
* @nr_pages: The maximum number of pages
* @pages: Where the resulting pages are placed
*
* find_get_pages_contig() works exactly like find_get_pages(), except
* that the returned number of pages are guaranteed to be contiguous.
* find_get_pages_contig() works exactly like find_get_pages_range(),
* except that the returned number of pages are guaranteed to be
* contiguous.
*
* Return: the number of pages which were found.
*/
@ -2290,9 +2291,9 @@ EXPORT_SYMBOL(find_get_pages_contig);
* @nr_pages: the maximum number of pages
* @pages: where the resulting pages are placed
*
* Like find_get_pages(), except we only return head pages which are tagged
* with @tag. @index is updated to the index immediately after the last
* page we return, ready for the next iteration.
* Like find_get_pages_range(), except we only return head pages which are
* tagged with @tag. @index is updated to the index immediately after the
* last page we return, ready for the next iteration.
*
* Return: the number of pages which were found.
*/