5.15-stable review patch. If anyone has any objections, please let me know.
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From: Chuck Lever chuck.lever@oracle.com
[ Upstream commit 24c7fb85498eda1d4c6b42cc4886328429814990 ]
Refactor: Make the EOF result available in the entire NFSv4 READ path.
Reviewed-by: Jeff Layton jlayton@kernel.org Signed-off-by: Chuck Lever chuck.lever@oracle.com --- fs/nfsd/nfs4xdr.c | 11 +++++------ fs/nfsd/xdr4.h | 5 +++-- 2 files changed, 8 insertions(+), 8 deletions(-)
diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c index afc8a51cf60f1..b31103221fee9 100644 --- a/fs/nfsd/nfs4xdr.c +++ b/fs/nfsd/nfs4xdr.c @@ -3887,7 +3887,6 @@ static __be32 nfsd4_encode_splice_read( struct xdr_stream *xdr = resp->xdr; struct xdr_buf *buf = xdr->buf; int status, space_left; - u32 eof; __be32 nfserr; __be32 *p = xdr->p - 2;
@@ -3896,7 +3895,8 @@ static __be32 nfsd4_encode_splice_read( return nfserr_resource;
nfserr = nfsd_splice_read(read->rd_rqstp, read->rd_fhp, - file, read->rd_offset, &maxcount, &eof); + file, read->rd_offset, &maxcount, + &read->rd_eof); read->rd_length = maxcount; if (nfserr) goto out_err; @@ -3907,7 +3907,7 @@ static __be32 nfsd4_encode_splice_read( goto out_err; }
- *(p++) = htonl(eof); + *(p++) = htonl(read->rd_eof); *(p++) = htonl(maxcount);
buf->page_len = maxcount; @@ -3951,7 +3951,6 @@ static __be32 nfsd4_encode_readv(struct nfsd4_compoundres *resp, struct file *file, unsigned long maxcount) { struct xdr_stream *xdr = resp->xdr; - u32 eof; int starting_len = xdr->buf->len - 8; __be32 nfserr; __be32 tmp; @@ -3963,7 +3962,7 @@ static __be32 nfsd4_encode_readv(struct nfsd4_compoundres *resp,
nfserr = nfsd_readv(resp->rqstp, read->rd_fhp, file, read->rd_offset, resp->rqstp->rq_vec, read->rd_vlen, &maxcount, - &eof); + &read->rd_eof); read->rd_length = maxcount; if (nfserr) return nfserr; @@ -3971,7 +3970,7 @@ static __be32 nfsd4_encode_readv(struct nfsd4_compoundres *resp, return nfserr_io; xdr_truncate_encode(xdr, starting_len + 8 + xdr_align_size(maxcount));
- tmp = htonl(eof); + tmp = htonl(read->rd_eof); write_bytes_to_xdr_buf(xdr->buf, starting_len , &tmp, 4); tmp = htonl(maxcount); write_bytes_to_xdr_buf(xdr->buf, starting_len + 4, &tmp, 4); diff --git a/fs/nfsd/xdr4.h b/fs/nfsd/xdr4.h index 77286e8c9ab02..0737f81c1004e 100644 --- a/fs/nfsd/xdr4.h +++ b/fs/nfsd/xdr4.h @@ -302,9 +302,10 @@ struct nfsd4_read { u32 rd_length; /* request */ int rd_vlen; struct nfsd_file *rd_nf; - + struct svc_rqst *rd_rqstp; /* response */ - struct svc_fh *rd_fhp; /* response */ + struct svc_fh *rd_fhp; /* response */ + u32 rd_eof; /* response */ };
struct nfsd4_readdir {