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Commit 30ff0603 authored by Christoph Hellwig's avatar Christoph Hellwig Committed by Trond Myklebust
Browse files

pnfs: add a nfs4_get_deviceid helper 



This will be used by the block layout driver when splitting extents.

Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
Signed-off-by: default avatarTrond Myklebust <trond.myklebust@primarydata.com>
parent 9dd2fcd3

fs/nfs/pnfs.h

+7 −0
Original line number Diff line number Diff line
@@ -280,6 +280,13 @@ void nfs4_deviceid_purge_client(const struct nfs_client *); 
int nfs4_deviceid_getdevicelist(struct nfs_server *server,

		const struct nfs_fh *fh);



static inline struct nfs4_deviceid_node *

nfs4_get_deviceid(struct nfs4_deviceid_node *d)

{

	atomic_inc(&d->ref);

	return d;

}



static inline struct pnfs_layout_segment *

pnfs_get_lseg(struct pnfs_layout_segment *lseg)

{