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authorChristoph Hellwig <hch@lst.de>2016-06-21 09:38:45 +1000
committerDave Chinner <david@fromorbit.com>2016-06-21 09:38:45 +1000
commit8be9f564d25e7adc582f9f3689040ce5aa6f1f5b (patch)
treeeac9cc4797502f733b15228a861c0ae7c152f64b /include/linux/iomap.h
parent9a286f0e52a2dac362caf78a458efa8f3c05b99e (diff)
fs: iomap based fiemap implementation
Add a simple fiemap implementation based on iomap_ops, partially based on a previous implementation from Bob Peterson <rpeterso@redhat.com>. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Dave Chinner <dchinner@redhat.com> Signed-off-by: Dave Chinner <david@fromorbit.com>
Diffstat (limited to 'include/linux/iomap.h')
-rw-r--r--include/linux/iomap.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/iomap.h b/include/linux/iomap.h
index d2f469ae899a..3267df461012 100644
--- a/include/linux/iomap.h
+++ b/include/linux/iomap.h
@@ -3,6 +3,7 @@
#include <linux/types.h>
+struct fiemap_extent_info;
struct inode;
struct iov_iter;
struct kiocb;
@@ -63,5 +64,7 @@ int iomap_truncate_page(struct inode *inode, loff_t pos, bool *did_zero,
struct iomap_ops *ops);
int iomap_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf,
struct iomap_ops *ops);
+int iomap_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo,
+ loff_t start, loff_t len, struct iomap_ops *ops);
#endif /* LINUX_IOMAP_H */