Is there an ETA on when the casting patches will go in? If it’s soon, I would rebase then and fix the new calls.
> On Jul 11, 2017, at 5:01 PM, Anna Schumaker <schumaker.anna@xxxxxxxxx> wrote:
>
> Hi Olga,
>
> On 07/11/2017 12:43 PM, Olga Kornievskaia wrote:
>> Signed-off-by: Olga Kornievskaia <kolga@xxxxxxxxxx>
>> ---
>> fs/nfs/nfs42xdr.c | 87 +++++++++++++++++++++++++++++++++++++++++++++++
>> fs/nfs/nfs4proc.c | 1 +
>> fs/nfs/nfs4xdr.c | 1 +
>> include/linux/nfs4.h | 1 +
>> include/linux/nfs_fs_sb.h | 1 +
>> include/linux/nfs_xdr.h | 12 +++++++
>> 6 files changed, 103 insertions(+)
>>
>> diff --git a/fs/nfs/nfs42xdr.c b/fs/nfs/nfs42xdr.c
>> index 528362f..e369de1 100644
>> --- a/fs/nfs/nfs42xdr.c
>> +++ b/fs/nfs/nfs42xdr.c
>> @@ -25,6 +25,11 @@
>> NFS42_WRITE_RES_SIZE + \
>> 1 /* cr_consecutive */ + \
>> 1 /* cr_synchronous */)
>> +#define encode_offload_status_maxsz (op_encode_hdr_maxsz + \
>> + XDR_QUADLEN(NFS4_STATEID_SIZE))
>> +#define decode_offload_status_maxsz (op_decode_hdr_maxsz + \
>> + 2 /* osr_count */ + \
>> + 1 + 1 /* osr_complete<1> */)
>> #define encode_deallocate_maxsz (op_encode_hdr_maxsz + \
>> encode_fallocate_maxsz)
>> #define decode_deallocate_maxsz (op_decode_hdr_maxsz)
>> @@ -74,6 +79,12 @@
>> decode_putfh_maxsz + \
>> decode_copy_maxsz + \
>> decode_commit_maxsz)
>> +#define NFS4_enc_offload_status_sz (compound_encode_hdr_maxsz + \
>> + encode_putfh_maxsz + \
>> + encode_offload_status_maxsz)
>> +#define NFS4_dec_offload_status_sz (compound_decode_hdr_maxsz + \
>> + decode_putfh_maxsz + \
>> + decode_offload_status_maxsz)
>> #define NFS4_enc_deallocate_sz (compound_encode_hdr_maxsz + \
>> encode_putfh_maxsz + \
>> encode_deallocate_maxsz + \
>> @@ -144,6 +155,14 @@ static void encode_copy(struct xdr_stream *xdr,
>> encode_uint32(xdr, 0); /* src server list */
>> }
>>
>> +static void encode_offload_status(struct xdr_stream *xdr,
>> + struct nfs42_offload_status_args *args,
>> + struct compound_hdr *hdr)
>> +{
>> + encode_op_hdr(xdr, OP_OFFLOAD_STATUS, decode_offload_status_maxsz, hdr);
>> + encode_nfs4_stateid(xdr, &args->osa_stateid);
>> +}
>> +
>> static void encode_deallocate(struct xdr_stream *xdr,
>> struct nfs42_falloc_args *args,
>> struct compound_hdr *hdr)
>> @@ -258,6 +277,24 @@ static void nfs4_xdr_enc_copy(struct rpc_rqst *req,
>> }
>>
>> /*
>> + * Encode OFFLOAD_STATUS request
>> + */
>> +static void nfs4_xdr_enc_offload_status(struct rpc_rqst *req,
>> + struct xdr_stream *xdr,
>> + struct nfs42_offload_status_args *args)
>
> This last argument should now be: "const void *data"
>
>> +{
>> + struct compound_hdr hdr = {
>> + .minorversion = nfs4_xdr_minorversion(&args->osa_seq_args),
>> + };
>> +
>> + encode_compound_hdr(xdr, req, &hdr);
>> + encode_sequence(xdr, &args->osa_seq_args, &hdr);
>> + encode_putfh(xdr, args->osa_src_fh, &hdr);
>> + encode_offload_status(xdr, args, &hdr);
>> + encode_nops(&hdr);
>> +}
>> +
>> +/*
>> * Encode DEALLOCATE request
>> */
>> static void nfs4_xdr_enc_deallocate(struct rpc_rqst *req,
>> @@ -406,6 +443,31 @@ static int decode_copy(struct xdr_stream *xdr, struct nfs42_copy_res *res)
>> return decode_copy_requirements(xdr, res);
>> }
>>
>> +static int decode_offload_status(struct xdr_stream *xdr,
>> + struct nfs42_offload_status_res *res)
>> +{
>> + __be32 *p;
>> + uint32_t count;
>> + int status;
>> +
>> + status = decode_op_hdr(xdr, OP_OFFLOAD_STATUS);
>> + if (status)
>> + return status;
>> + p = xdr_inline_decode(xdr, 8 + 4);
>> + if (unlikely(!p))
>> + goto out_overflow;
>> + p = xdr_decode_hyper(p, &res->osr_count);
>> + count = be32_to_cpup(p++);
>> + if (count) {
>> + p = xdr_inline_decode(xdr, 4);
>> + res->osr_status = nfs4_stat_to_errno(be32_to_cpup(p));
>> + }
>> + return 0;
>> +out_overflow:
>> + print_overflow_msg(__func__, xdr);
>> + return -EIO;
>> +}
>> +
>> static int decode_deallocate(struct xdr_stream *xdr, struct nfs42_falloc_res *res)
>> {
>> return decode_op_hdr(xdr, OP_DEALLOCATE);
>> @@ -504,6 +566,31 @@ static int nfs4_xdr_dec_copy(struct rpc_rqst *rqstp,
>> }
>>
>> /*
>> + * Decode OFFLOAD_STATUS response
>> + */
>> +static int nfs4_xdr_dec_offload_status(struct rpc_rqst *rqstp,
>> + struct xdr_stream *xdr,
>> + struct nfs42_offload_status_res *res)
>
> And this one should be "void *data"
>
> Thanks,
> Anna
>
>> +{
>> + struct compound_hdr hdr;
>> + int status;
>> +
>> + status = decode_compound_hdr(xdr, &hdr);
>> + if (status)
>> + goto out;
>> + status = decode_sequence(xdr, &res->osr_seq_res, rqstp);
>> + if (status)
>> + goto out;
>> + status = decode_putfh(xdr);
>> + if (status)
>> + goto out;
>> + status = decode_offload_status(xdr, res);
>> +
>> +out:
>> + return status;
>> +}
>> +
>> +/*
>> * Decode DEALLOCATE request
>> */
>> static int nfs4_xdr_dec_deallocate(struct rpc_rqst *rqstp,
>> diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
>> index dbfa189..90be5c1 100644
>> --- a/fs/nfs/nfs4proc.c
>> +++ b/fs/nfs/nfs4proc.c
>> @@ -9229,6 +9229,7 @@ static bool nfs4_match_stateid(const nfs4_stateid *s1,
>> | NFS_CAP_ATOMIC_OPEN_V1
>> | NFS_CAP_ALLOCATE
>> | NFS_CAP_COPY
>> + | NFS_CAP_OFFLOAD_STATUS
>> | NFS_CAP_DEALLOCATE
>> | NFS_CAP_SEEK
>> | NFS_CAP_LAYOUTSTATS
>> diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c
>> index 3aebfdc..8b41f43 100644
>> --- a/fs/nfs/nfs4xdr.c
>> +++ b/fs/nfs/nfs4xdr.c
>> @@ -7561,6 +7561,7 @@ struct rpc_procinfo nfs4_procedures[] = {
>> PROC(LAYOUTSTATS, enc_layoutstats, dec_layoutstats),
>> PROC(CLONE, enc_clone, dec_clone),
>> PROC(COPY, enc_copy, dec_copy),
>> + PROC(OFFLOAD_STATUS, enc_offload_status, dec_offload_status),
>> #endif /* CONFIG_NFS_V4_2 */
>> };
>>
>> diff --git a/include/linux/nfs4.h b/include/linux/nfs4.h
>> index 1b1ca04..d67c350 100644
>> --- a/include/linux/nfs4.h
>> +++ b/include/linux/nfs4.h
>> @@ -523,6 +523,7 @@ enum {
>> NFSPROC4_CLNT_LAYOUTSTATS,
>> NFSPROC4_CLNT_CLONE,
>> NFSPROC4_CLNT_COPY,
>> + NFSPROC4_CLNT_OFFLOAD_STATUS,
>> };
>>
>> /* nfs41 types */
>> diff --git a/include/linux/nfs_fs_sb.h b/include/linux/nfs_fs_sb.h
>> index e418a10..36535ad 100644
>> --- a/include/linux/nfs_fs_sb.h
>> +++ b/include/linux/nfs_fs_sb.h
>> @@ -250,5 +250,6 @@ struct nfs_server {
>> #define NFS_CAP_LAYOUTSTATS (1U << 22)
>> #define NFS_CAP_CLONE (1U << 23)
>> #define NFS_CAP_COPY (1U << 24)
>> +#define NFS_CAP_OFFLOAD_STATUS (1U << 25)
>>
>> #endif
>> diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h
>> index b28c834..eaaf540 100644
>> --- a/include/linux/nfs_xdr.h
>> +++ b/include/linux/nfs_xdr.h
>> @@ -1386,6 +1386,18 @@ struct nfs42_copy_res {
>> struct nfs_commitres commit_res;
>> };
>>
>> +struct nfs42_offload_status_args {
>> + struct nfs4_sequence_args osa_seq_args;
>> + struct nfs_fh *osa_src_fh;
>> + nfs4_stateid osa_stateid;
>> +};
>> +
>> +struct nfs42_offload_status_res {
>> + struct nfs4_sequence_res osr_seq_res;
>> + uint64_t osr_count;
>> + int osr_status;
>> +};
>> +
>> struct nfs42_seek_args {
>> struct nfs4_sequence_args seq_args;
>>
>>
--
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