AcoSail/kernel_optimize_test
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NFSv4: Don't request a GETATTR on open_downgrade.

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If we're not closing the file completely, there is no need to request
close-to-open attributes.

Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
This commit is contained in:
Trond Myklebust 2016-10-27 18:27:02 -04:00
parent 1cc1baf14b
commit 3947b74d0f
1 changed files with 2 additions and 8 deletions
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10
fs/nfs/nfs4xdr.c
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@ -499,14 +499,12 @@ static int nfs4_stat_to_errno(int);
(compound_encode_hdr_maxsz + \
encode_sequence_maxsz + \
encode_putfh_maxsz + \
encode_open_downgrade_maxsz + \
encode_getattr_maxsz)
encode_open_downgrade_maxsz)
#define NFS4_dec_open_downgrade_sz \
(compound_decode_hdr_maxsz + \
decode_sequence_maxsz + \
decode_putfh_maxsz + \
decode_open_downgrade_maxsz + \
decode_getattr_maxsz)
decode_open_downgrade_maxsz)
#define NFS4_enc_close_sz (compound_encode_hdr_maxsz + \
encode_sequence_maxsz + \
encode_putfh_maxsz + \
@ -2328,7 +2326,6 @@ static void nfs4_xdr_enc_open_downgrade(struct rpc_rqst *req,
encode_sequence(xdr, &args->seq_args, &hdr);
encode_putfh(xdr, args->fh, &hdr);
encode_open_downgrade(xdr, args, &hdr);
encode_getfattr(xdr, args->bitmask, &hdr);
encode_nops(&hdr);
}
@ -6115,9 +6112,6 @@ static int nfs4_xdr_dec_open_downgrade(struct rpc_rqst *rqstp,
if (status)
goto out;
status = decode_open_downgrade(xdr, res);
if (status != 0)
goto out;
decode_getfattr(xdr, res->fattr, res->server);
out:
return status;
}