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mm: migrate: remove unused mode argument 

migrate_page_move_mapping() doesn't use the mode argument.  Remove it
and update callers accordingly.

Link: http://lkml.kernel.org/r/20190508210301.8472-1-keith.busch@intel.com
Signed-off-by: Keith Busch <keith.busch@intel.com>
Reviewed-by: Zi Yan <ziy@nvidia.com>
Cc: Mel Gorman <mgorman@techsingularity.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Keith Busch 2019-07-18 15:58:46 -07:00 committed by Linus Torvalds
parent 9a84503042
commit 371096949f
6 changed files with 8 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
fs/aio.c
View File

@ -425,7 +425,7 @@ static int aio_migratepage(struct address_space *mapping, struct page *new,
BUG_ON(PageWriteback(old));
get_page(new);
rc = migrate_page_move_mapping(mapping, new, old, mode, 1);
rc = migrate_page_move_mapping(mapping, new, old, 1);
if (rc != MIGRATEPAGE_SUCCESS) {
put_page(new);
goto out_unlock;

2
fs/f2fs/data.c
View File

@ -2919,7 +2919,7 @@ int f2fs_migrate_page(struct address_space *mapping,
/* one extra reference was held for atomic_write page */
extra_count = atomic_written ? 1 : 0;
rc = migrate_page_move_mapping(mapping, newpage,
page, mode, extra_count);
page, extra_count);
if (rc != MIGRATEPAGE_SUCCESS) {
if (atomic_written)
mutex_unlock(&fi->inmem_lock);

2
fs/iomap.c
View File

@ -566,7 +566,7 @@ iomap_migrate_page(struct address_space *mapping, struct page *newpage,
{
int ret;
ret = migrate_page_move_mapping(mapping, newpage, page, mode, 0);
ret = migrate_page_move_mapping(mapping, newpage, page, 0);
if (ret != MIGRATEPAGE_SUCCESS)
return ret;

2
fs/ubifs/file.c
View File

@ -1470,7 +1470,7 @@ static int ubifs_migrate_page(struct address_space *mapping,
{
int rc;
rc = migrate_page_move_mapping(mapping, newpage, page, mode, 0);
rc = migrate_page_move_mapping(mapping, newpage, page, 0);
if (rc != MIGRATEPAGE_SUCCESS)
return rc;

3
include/linux/migrate.h
View File

@ -77,8 +77,7 @@ extern void migrate_page_copy(struct page *newpage, struct page *page);
extern int migrate_huge_page_move_mapping(struct address_space *mapping,
struct page *newpage, struct page *page);
extern int migrate_page_move_mapping(struct address_space *mapping,
struct page *newpage, struct page *page, enum migrate_mode mode,
int extra_count);
struct page *newpage, struct page *page, int extra_count);
#else
static inline void putback_movable_pages(struct list_head *l) {}

7
mm/migrate.c
View File

@ -394,8 +394,7 @@ static int expected_page_refs(struct address_space *mapping, struct page *page)
* 3 for pages with a mapping and PagePrivate/PagePrivate2 set.
*/
int migrate_page_move_mapping(struct address_space *mapping,
struct page *newpage, struct page *page, enum migrate_mode mode,
int extra_count)
struct page *newpage, struct page *page, int extra_count)
{
XA_STATE(xas, &mapping->i_pages, page_index(page));
struct zone *oldzone, *newzone;
@ -681,7 +680,7 @@ int migrate_page(struct address_space *mapping,
BUG_ON(PageWriteback(page)); /* Writeback must be complete */
rc = migrate_page_move_mapping(mapping, newpage, page, mode, 0);
rc = migrate_page_move_mapping(mapping, newpage, page, 0);
if (rc != MIGRATEPAGE_SUCCESS)
return rc;
@ -780,7 +779,7 @@ static int __buffer_migrate_page(struct address_space *mapping,
}
}
rc = migrate_page_move_mapping(mapping, newpage, page, mode, 0);
rc = migrate_page_move_mapping(mapping, newpage, page, 0);
if (rc != MIGRATEPAGE_SUCCESS)
goto unlock_buffers;