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-rw-r--r--fs/nfs/pnfs.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/fs/nfs/pnfs.h b/fs/nfs/pnfs.h
index f37ab3539cb..925d6ef8ba7 100644
--- a/fs/nfs/pnfs.h
+++ b/fs/nfs/pnfs.h
@@ -73,6 +73,10 @@ struct pnfs_layoutdriver_type {
const u32 id;
const char *name;
struct module *owner;
+
+ struct pnfs_layout_hdr * (*alloc_layout_hdr) (struct inode *inode, gfp_t gfp_flags);
+ void (*free_layout_hdr) (struct pnfs_layout_hdr *);
+
struct pnfs_layout_segment * (*alloc_lseg) (struct pnfs_layout_hdr *layoutid, struct nfs4_layoutget_res *lgr, gfp_t gfp_flags);
void (*free_lseg) (struct pnfs_layout_segment *lseg);