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527851124d
Add operations to export pNFS block layouts from an XFS filesystem. See the previous commit adding the operations for an explanation of them. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Dave Chinner <dchinner@redhat.com> Signed-off-by: Dave Chinner <david@fromorbit.com>
12 lines
432 B
C
12 lines
432 B
C
#ifndef _XFS_PNFS_H
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#define _XFS_PNFS_H 1
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#ifdef CONFIG_NFSD_PNFS
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int xfs_fs_get_uuid(struct super_block *sb, u8 *buf, u32 *len, u64 *offset);
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int xfs_fs_map_blocks(struct inode *inode, loff_t offset, u64 length,
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struct iomap *iomap, bool write, u32 *device_generation);
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int xfs_fs_commit_blocks(struct inode *inode, struct iomap *maps, int nr_maps,
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struct iattr *iattr);
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#endif /* CONFIG_NFSD_PNFS */
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#endif /* _XFS_PNFS_H */
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