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authorChristoph Hellwig <hch@lst.de>2025-02-06 07:40:09 +0100
committerChristian Brauner <brauner@kernel.org>2025-02-06 13:02:15 +0100
commitddd402bbbf669c4ada106fd2e4c799e2b5745e3e (patch)
treedc82544d310148ae44bf30d3a977c975601d747c
parentc6d1b8d15450cf061648d4e36d622da9d755654a (diff)
iomap: pass private data to iomap_truncate_page
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@lst.de> Link: https://lore.kernel.org/r/20250206064035.2323428-12-hch@lst.de Reviewed-by: "Darrick J. Wong" <djwong@kernel.org> Signed-off-by: Christian Brauner <brauner@kernel.org>
-rw-r--r--fs/iomap/buffered-io.c4
-rw-r--r--fs/xfs/xfs_iomap.c2
-rw-r--r--include/linux/iomap.h2
3 files changed, 4 insertions, 4 deletions
diff --git a/fs/iomap/buffered-io.c b/fs/iomap/buffered-io.c
index 382647fda1d1..3458f97d1b1e 100644
--- a/fs/iomap/buffered-io.c
+++ b/fs/iomap/buffered-io.c
@@ -1458,7 +1458,7 @@ 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);
@@ -1467,7 +1467,7 @@ 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 eddf524ac749..022d7f338c68 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,