From: Keith Busch <keith.busch@intel.com>
To: linux-mm@kvack.org, linux-kernel@vger.kernel.org
Cc: Andrew Morton <akpm@linux-foundation.org>,
Mel Gorman <mgorman@techsingularity.net>,
Keith Busch <keith.busch@intel.com>
Subject: [PATCH] mm: migrate: remove unused mode argument
Date: Wed, 8 May 2019 15:03:01 -0600 [thread overview]
Message-ID: <20190508210301.8472-1-keith.busch@intel.com> (raw)
migrate_page_move_mapping() doesn't use the mode argument. Remove it
and update callers accordingly.
Signed-off-by: Keith Busch <keith.busch@intel.com>
---
fs/aio.c | 2 +-
fs/f2fs/data.c | 2 +-
fs/iomap.c | 2 +-
fs/ubifs/file.c | 2 +-
include/linux/migrate.h | 3 +--
mm/migrate.c | 7 +++----
6 files changed, 8 insertions(+), 10 deletions(-)
diff --git a/fs/aio.c b/fs/aio.c
index 3490d1fa0e16..1a1568861b4e 100644
--- a/fs/aio.c
+++ b/fs/aio.c
@@ -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;
diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
index 9727944139f2..0eb7a8cd3138 100644
--- a/fs/f2fs/data.c
+++ b/fs/f2fs/data.c
@@ -2801,7 +2801,7 @@ 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);
diff --git a/fs/iomap.c b/fs/iomap.c
index abdd18e404f8..f26f4846a00b 100644
--- a/fs/iomap.c
+++ b/fs/iomap.c
@@ -571,7 +571,7 @@ 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;
diff --git a/fs/ubifs/file.c b/fs/ubifs/file.c
index 5d2ffb1a45fc..d906ebc24049 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, mode, 0);
+ rc = migrate_page_move_mapping(mapping, newpage, page, 0);
if (rc != MIGRATEPAGE_SUCCESS)
return rc;
diff --git a/include/linux/migrate.h b/include/linux/migrate.h
index e13d9bf2f9a5..7f04754c7f2b 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, 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) {}
diff --git a/mm/migrate.c b/mm/migrate.c
index 663a5449367a..85f46bfcf141 100644
--- a/mm/migrate.c
+++ b/mm/migrate.c
@@ -397,8 +397,7 @@ 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;
@@ -684,7 +683,7 @@ 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;
@@ -783,7 +782,7 @@ 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;
--
2.14.4
next reply other threads:[~2019-05-08 21:09 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-08 21:03 Keith Busch [this message]
2019-05-09 16:22 ` Zi Yan
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