Allow the file system to pass private data which can be used by the
iomap_begin and iomap_end methods through the private pointer in the
iomap_iter structure.
Signed-off-by: Christoph Hellwig <hch@xxxxxx>
---
fs/iomap/buffered-io.c | 4 ++--
fs/xfs/xfs_iomap.c | 2 +-
include/linux/iomap.h | 2 +-
3 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/fs/iomap/buffered-io.c b/fs/iomap/buffered-io.c
index 6bfee1c7aedb..ccb2c6cbb18e 100644
--- a/fs/iomap/buffered-io.c
+++ b/fs/iomap/buffered-io.c
@@ -1464,7 +1464,7 @@ EXPORT_SYMBOL_GPL(iomap_zero_range);
int
iomap_truncate_page(struct inode *inode, loff_t pos, bool *did_zero,
- const struct iomap_ops *ops)
+ const struct iomap_ops *ops, void *private)
{
unsigned int blocksize = i_blocksize(inode);
unsigned int off = pos & (blocksize - 1);
@@ -1473,7 +1473,7 @@ iomap_truncate_page(struct inode *inode, loff_t pos, bool *did_zero,
if (!off)
return 0;
return iomap_zero_range(inode, pos, blocksize - off, did_zero, ops,
- NULL);
+ private);
}
EXPORT_SYMBOL_GPL(iomap_truncate_page);
diff --git a/fs/xfs/xfs_iomap.c b/fs/xfs/xfs_iomap.c
index 3410c55f544a..5dd0922fe2d1 100644
--- a/fs/xfs/xfs_iomap.c
+++ b/fs/xfs/xfs_iomap.c
@@ -1512,5 +1512,5 @@ xfs_truncate_page(
return dax_truncate_page(inode, pos, did_zero,
&xfs_dax_write_iomap_ops);
return iomap_truncate_page(inode, pos, did_zero,
- &xfs_buffered_write_iomap_ops);
+ &xfs_buffered_write_iomap_ops, NULL);
}
diff --git a/include/linux/iomap.h b/include/linux/iomap.h
index 2a88dfa6ec55..19a2554622e6 100644
--- a/include/linux/iomap.h
+++ b/include/linux/iomap.h
@@ -315,7 +315,7 @@ int iomap_file_unshare(struct inode *inode, loff_t pos, loff_t len,
int iomap_zero_range(struct inode *inode, loff_t pos, loff_t len,
bool *did_zero, const struct iomap_ops *ops, void *private);
int iomap_truncate_page(struct inode *inode, loff_t pos, bool *did_zero,
- const struct iomap_ops *ops);
+ const struct iomap_ops *ops, void *private);
vm_fault_t iomap_page_mkwrite(struct vm_fault *vmf, const struct iomap_ops *ops,
void *private);
typedef void (*iomap_punch_t)(struct inode *inode, loff_t offset, loff_t length,
--
2.45.2
