diff options
| author | Jan Kara <jack@suse.cz> | 2018-12-28 09:39:20 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2018-12-28 21:11:51 +0100 |
| commit | ab41ee6879981b3d3a16a1079a33fa6fd043eb3c (patch) | |
| tree | bebba97531700a014e65998d6a275cf8f9fd3d57 | |
| parent | blkdev: avoid migration stalls for blkdev pages (diff) | |
| download | linux-ab41ee6879981b3d3a16a1079a33fa6fd043eb3c.tar.xz linux-ab41ee6879981b3d3a16a1079a33fa6fd043eb3c.zip | |
mm: migrate: drop unused argument of migrate_page_move_mapping()
All callers of migrate_page_move_mapping() now pass NULL for 'head'
argument. Drop it.
Link: http://lkml.kernel.org/r/20181211172143.7358-7-jack@suse.cz
Signed-off-by: Jan Kara <jack@suse.cz>
Acked-by: Mel Gorman <mgorman@suse.de>
Cc: Michal Hocko <mhocko@suse.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
| -rw-r--r-- | fs/aio.c | 2 | ||||
| -rw-r--r-- | fs/f2fs/data.c | 2 | ||||
| -rw-r--r-- | fs/iomap.c | 2 | ||||
| -rw-r--r-- | fs/ubifs/file.c | 2 | ||||
| -rw-r--r-- | include/linux/migrate.h | 3 | ||||
| -rw-r--r-- | mm/migrate.c | 7 |
6 files changed, 8 insertions, 10 deletions
@@ -409,7 +409,7 @@ 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, NULL, mode, 1); + rc = migrate_page_move_mapping(mapping, new, old, mode, 1); if (rc != MIGRATEPAGE_SUCCESS) { put_page(new); goto out_unlock; diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c index b293cb3e27a2..008b74eff00d 100644 --- a/fs/f2fs/data.c +++ b/fs/f2fs/data.c @@ -2738,7 +2738,7 @@ int f2fs_migrate_page(struct address_space *mapping, */ extra_count = (atomic_written ? 1 : 0) - page_has_private(page); rc = migrate_page_move_mapping(mapping, newpage, - page, NULL, mode, extra_count); + page, mode, extra_count); if (rc != MIGRATEPAGE_SUCCESS) { if (atomic_written) mutex_unlock(&fi->inmem_lock); diff --git a/fs/iomap.c b/fs/iomap.c index ce837d962d47..2d9b93cc4930 100644 --- a/fs/iomap.c +++ b/fs/iomap.c @@ -563,7 +563,7 @@ iomap_migrate_page(struct address_space *mapping, struct page *newpage, { int ret; - ret = migrate_page_move_mapping(mapping, newpage, page, NULL, mode, 0); + ret = migrate_page_move_mapping(mapping, newpage, page, mode, 0); if (ret != MIGRATEPAGE_SUCCESS) return ret; diff --git a/fs/ubifs/file.c b/fs/ubifs/file.c index 1b78f2e09218..5d2ffb1a45fc 100644 --- a/fs/ubifs/file.c +++ b/fs/ubifs/file.c @@ -1481,7 +1481,7 @@ static int ubifs_migrate_page(struct address_space *mapping, { int rc; - rc = migrate_page_move_mapping(mapping, newpage, page, NULL, mode, 0); + rc = migrate_page_move_mapping(mapping, newpage, page, mode, 0); if (rc != MIGRATEPAGE_SUCCESS) return rc; diff --git a/include/linux/migrate.h b/include/linux/migrate.h index 617615fa11ce..e13d9bf2f9a5 100644 --- a/include/linux/migrate.h +++ b/include/linux/migrate.h @@ -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, - struct buffer_head *head, enum migrate_mode mode, + struct page *newpage, struct page *page, enum migrate_mode mode, int extra_count); #else diff --git a/mm/migrate.c b/mm/migrate.c index 8dd57601714f..4389696fba0e 100644 --- a/mm/migrate.c +++ b/mm/migrate.c @@ -399,8 +399,7 @@ static int expected_page_refs(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, - struct buffer_head *head, enum migrate_mode mode, + struct page *newpage, struct page *page, enum migrate_mode mode, int extra_count) { XA_STATE(xas, &mapping->i_pages, page_index(page)); @@ -687,7 +686,7 @@ int migrate_page(struct address_space *mapping, BUG_ON(PageWriteback(page)); /* Writeback must be complete */ - rc = migrate_page_move_mapping(mapping, newpage, page, NULL, mode, 0); + rc = migrate_page_move_mapping(mapping, newpage, page, mode, 0); if (rc != MIGRATEPAGE_SUCCESS) return rc; @@ -790,7 +789,7 @@ recheck_buffers: } } - rc = migrate_page_move_mapping(mapping, newpage, page, NULL, mode, 0); + rc = migrate_page_move_mapping(mapping, newpage, page, mode, 0); if (rc != MIGRATEPAGE_SUCCESS) goto unlock_buffers; |