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pNFS: Remove unused layout driver callbacks 

encode_layoutreturn and encode_layoutcommit are now unused. Let's
remove them.

Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
This commit is contained in:
Trond Myklebust 2017-04-20 16:48:14 -04:00
parent 6d22323b2e
commit 73504740df
2 changed files with 4 additions and 18 deletions
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17
fs/nfs/nfs4xdr.c
View File

@ -2005,16 +2005,10 @@ encode_layoutcommit(struct xdr_stream *xdr,
*p++ = cpu_to_be32(0); /* Never send time_modify_changed */
*p++ = cpu_to_be32(NFS_SERVER(args->inode)->pnfs_curr_ld->id);/* type */
if (NFS_SERVER(inode)->pnfs_curr_ld->encode_layoutcommit) {
NFS_SERVER(inode)->pnfs_curr_ld->encode_layoutcommit(
NFS_I(inode)->layout, xdr, args);
} else {
encode_uint32(xdr, args->layoutupdate_len);
if (args->layoutupdate_pages) {
xdr_write_pages(xdr, args->layoutupdate_pages, 0,
args->layoutupdate_len);
}
}
encode_uint32(xdr, args->layoutupdate_len);
if (args->layoutupdate_pages)
xdr_write_pages(xdr, args->layoutupdate_pages, 0,
args->layoutupdate_len);
return 0;
}
@ -2024,7 +2018,6 @@ encode_layoutreturn(struct xdr_stream *xdr,
const struct nfs4_layoutreturn_args *args,
struct compound_hdr *hdr)
{
const struct pnfs_layoutdriver_type *lr_ops = NFS_SERVER(args->inode)->pnfs_curr_ld;
__be32 *p;
encode_op_hdr(xdr, OP_LAYOUTRETURN, decode_layoutreturn_maxsz, hdr);
@ -2041,8 +2034,6 @@ encode_layoutreturn(struct xdr_stream *xdr,
spin_unlock(&args->inode->i_lock);
if (args->ld_private->ops && args->ld_private->ops->encode)
args->ld_private->ops->encode(xdr, args, args->ld_private);
else if (lr_ops->encode_layoutreturn)
lr_ops->encode_layoutreturn(xdr, args);
else
encode_uint32(xdr, 0);
}

5
fs/nfs/pnfs.h
View File

@ -173,14 +173,9 @@ struct pnfs_layoutdriver_type {
gfp_t gfp_flags);
int (*prepare_layoutreturn) (struct nfs4_layoutreturn_args *);
void (*encode_layoutreturn) (struct xdr_stream *xdr,
const struct nfs4_layoutreturn_args *args);
void (*cleanup_layoutcommit) (struct nfs4_layoutcommit_data *data);
int (*prepare_layoutcommit) (struct nfs4_layoutcommit_args *args);
void (*encode_layoutcommit) (struct pnfs_layout_hdr *lo,
struct xdr_stream *xdr,
const struct nfs4_layoutcommit_args *args);
int (*prepare_layoutstats) (struct nfs42_layoutstat_args *args);
};