This patch adds f2fs_bmap operation to the data address space.
This enables f2fs to support swapfile.
Signed-off-by: Jaegeuk Kim <jaegeuk.kim@xxxxxxxxxxx>
---
fs/f2fs/data.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
index b1347fc..7bd22a2 100644
--- a/fs/f2fs/data.c
+++ b/fs/f2fs/data.c
@@ -698,6 +698,11 @@ static int f2fs_set_data_page_dirty(struct page *page)
return 0;
}
+static sector_t f2fs_bmap(struct address_space *mapping, sector_t block)
+{
+ return generic_block_bmap(mapping, block, get_data_block_ro);
+}
+
const struct address_space_operations f2fs_dblock_aops = {
.readpage = f2fs_read_data_page,
.readpages = f2fs_read_data_pages,
@@ -709,4 +714,5 @@ const struct address_space_operations f2fs_dblock_aops = {
.invalidatepage = f2fs_invalidate_data_page,
.releasepage = f2fs_release_data_page,
.direct_IO = f2fs_direct_IO,
+ .bmap = f2fs_bmap,
};
--
1.8.0.1.250.gb7973fb
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