Use iomap-based swapfile activation instead of the default
generic_swapfile_activate bmap-based infrastructure.
---
fs/xfs/xfs_aops.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/fs/xfs/xfs_aops.c b/fs/xfs/xfs_aops.c
index 31f1f10eecd1..9c10efaabc6f 100644
--- a/fs/xfs/xfs_aops.c
+++ b/fs/xfs/xfs_aops.c
@@ -1491,6 +1491,13 @@ xfs_vm_set_page_dirty(
return newly_dirty;
}
+static int xfs_swap_activate(struct swap_info_struct *sis, struct file *swap_file,
+ sector_t *span)
+{
+ sis->bdev = xfs_find_bdev_for_inode(file_inode(swap_file));
+ return iomap_swap_activate(sis, swap_file, span, &xfs_iomap_ops);
+}
+
const struct address_space_operations xfs_address_space_operations = {
.readpage = xfs_vm_readpage,
.readpages = xfs_vm_readpages,
@@ -1504,4 +1511,5 @@ const struct address_space_operations xfs_address_space_operations = {
.migratepage = buffer_migrate_page,
.is_partially_uptodate = block_is_partially_uptodate,
.error_remove_page = generic_error_remove_page,
+ .swap_activate = xfs_swap_activate,
};
--
2.14.1
