struct swap_extent is only used inside of mm/swapfile.c, so move it
there.
Signed-off-by: Christoph Hellwig <[email protected]>
---
include/linux/swap.h | 15 ---------------
mm/swapfile.c | 15 +++++++++++++++
2 files changed, 15 insertions(+), 15 deletions(-)
diff --git a/include/linux/swap.h b/include/linux/swap.h
index 916889738f08..95237ee065c2 100644
--- a/include/linux/swap.h
+++ b/include/linux/swap.h
@@ -178,21 +178,6 @@ struct sysinfo;
struct writeback_control;
struct zone;
-/*
- * A swap extent maps a range of a swapfile's PAGE_SIZE pages onto a range of
- * disk blocks. A rbtree of swap extents maps the entire swapfile (Where the
- * term `swapfile' refers to either a blockdevice or an IS_REG file). Apart
- * from setup, they're handled identically.
- *
- * We always assume that blocks are of size PAGE_SIZE.
- */
-struct swap_extent {
- struct rb_node rb_node;
- pgoff_t start_page;
- pgoff_t nr_pages;
- sector_t start_block;
-};
-
/*
* Max bad pages in the new format..
*/
diff --git a/mm/swapfile.c b/mm/swapfile.c
index 26852c2ad36e..c0479533f9ef 100644
--- a/mm/swapfile.c
+++ b/mm/swapfile.c
@@ -260,6 +260,21 @@ static int __try_to_reclaim_swap(struct swap_info_struct
*si,
return ret;
}
+/*
+ * A swap extent maps a range of a swapfile's PAGE_SIZE pages onto a range of
+ * disk blocks. A rbtree of swap extents maps the entire swapfile (Where the
+ * term `swapfile' refers to either a blockdevice or an IS_REG file). Apart
+ * from setup, they're handled identically.
+ *
+ * We always assume that blocks are of size PAGE_SIZE.
+ */
+struct swap_extent {
+ struct rb_node rb_node;
+ pgoff_t start_page;
+ pgoff_t nr_pages;
+ sector_t start_block;
+};
+
static inline struct swap_extent *first_se(struct swap_info_struct *sis)
{
struct rb_node *rb = rb_first(&sis->swap_extent_root);
--
2.53.0
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