From: Andreas Gruenbacher <agruenba@xxxxxxxxxx>
Add a private pointer to struct iomap to allow filesystems to pass data
from iomap_begin to iomap_end. Will be used by gfs2 for passing on the
on-disk inode buffer head.
Signed-off-by: Andreas Gruenbacher <agruenba@xxxxxxxxxx>
Signed-off-by: Christoph Hellwig <hch@xxxxxx>
---
include/linux/iomap.h | 1 +
1 file changed, 1 insertion(+)
diff --git a/include/linux/iomap.h b/include/linux/iomap.h
index 45f43865b0f0..1f36523d448a 100644
--- a/include/linux/iomap.h
+++ b/include/linux/iomap.h
@@ -57,6 +57,7 @@ struct iomap {
struct block_device *bdev; /* block device for I/O */
struct dax_device *dax_dev; /* dax_dev for dax operations */
void *inline_data;
+ void *private; /* filesystem private */
/*
* Called when finished processing a page in the mapping returned in
--
2.17.1
