4cfc7e6019
When the call direction is a reply, copy the xid and call direction into the req->rq_private_buf.head[0].iov_base otherwise rpc_verify_header returns rpc_garbage. Signed-off-by: Rahul Iyer <iyer@netapp.com> Signed-off-by: Mike Sager <sager@netapp.com> Signed-off-by: Marc Eshel <eshel@almaden.ibm.com> Signed-off-by: Benny Halevy <bhalevy@panasas.com> Signed-off-by: Ricardo Labiaga <Ricardo.Labiaga@netapp.com> Signed-off-by: Andy Adamson <andros@netapp.com> Signed-off-by: Benny Halevy <bhalevy@panasas.com> [get rid of CONFIG_NFSD_V4_1] [sunrpc: refactoring of svc_tcp_recvfrom] [nfsd41: sunrpc: create common send routine for the fore and the back channels] [nfsd41: sunrpc: Use free_page() to free server backchannel pages] [nfsd41: sunrpc: Document server backchannel locking] [nfsd41: sunrpc: remove bc_connect_worker()] [nfsd41: sunrpc: Define xprt_server_backchannel()[ [nfsd41: sunrpc: remove bc_close and bc_init_auto_disconnect dummy functions] [nfsd41: sunrpc: eliminate unneeded switch statement in xs_setup_tcp()] [nfsd41: sunrpc: Don't auto close the server backchannel connection] [nfsd41: sunrpc: Remove unused functions] Signed-off-by: Alexandros Batsakis <batsakis@netapp.com> Signed-off-by: Ricardo Labiaga <Ricardo.Labiaga@netapp.com> Signed-off-by: Benny Halevy <bhalevy@panasas.com> [nfsd41: change bc_sock to bc_xprt] [nfsd41: sunrpc: move struct rpc_buffer def into a common header file] [nfsd41: sunrpc: use rpc_sleep in bc_send_request so not to block on mutex] [removed cosmetic changes] Signed-off-by: Benny Halevy <bhalevy@panasas.com> [sunrpc: add new xprt class for nfsv4.1 backchannel] [sunrpc: v2.1 change handling of auto_close and init_auto_disconnect operations for the nfsv4.1 backchannel] Signed-off-by: Alexandros Batsakis <batsakis@netapp.com> [reverted more cosmetic leftovers] [got rid of xprt_server_backchannel] [separated "nfsd41: sunrpc: add new xprt class for nfsv4.1 backchannel"] Signed-off-by: Benny Halevy <bhalevy@panasas.com> Cc: Trond Myklebust <trond.myklebust@netapp.com> [sunrpc: change idle timeout value for the backchannel] Signed-off-by: Alexandros Batsakis <batsakis@netapp.com> Signed-off-by: Benny Halevy <bhalevy@panasas.com> Acked-by: Trond Myklebust <trond.myklebust@netapp.com> Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
60 lines
1.6 KiB
C
60 lines
1.6 KiB
C
/*
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* linux/include/linux/sunrpc/svcsock.h
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*
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* RPC server socket I/O.
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*
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* Copyright (C) 1995, 1996 Olaf Kirch <okir@monad.swb.de>
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*/
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#ifndef SUNRPC_SVCSOCK_H
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#define SUNRPC_SVCSOCK_H
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#include <linux/sunrpc/svc.h>
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#include <linux/sunrpc/svc_xprt.h>
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/*
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* RPC server socket.
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*/
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struct svc_sock {
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struct svc_xprt sk_xprt;
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struct socket * sk_sock; /* berkeley socket layer */
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struct sock * sk_sk; /* INET layer */
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/* We keep the old state_change and data_ready CB's here */
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void (*sk_ostate)(struct sock *);
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void (*sk_odata)(struct sock *, int bytes);
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void (*sk_owspace)(struct sock *);
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/* private TCP part */
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u32 sk_reclen; /* length of record */
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u32 sk_tcplen; /* current read length */
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struct rpc_xprt *sk_bc_xprt; /* NFSv4.1 backchannel xprt */
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};
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/*
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* Function prototypes.
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*/
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void svc_close_all(struct list_head *);
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int svc_recv(struct svc_rqst *, long);
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int svc_send(struct svc_rqst *);
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void svc_drop(struct svc_rqst *);
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void svc_sock_update_bufs(struct svc_serv *serv);
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int svc_sock_names(struct svc_serv *serv, char *buf,
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const size_t buflen,
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const char *toclose);
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int svc_addsock(struct svc_serv *serv, const int fd,
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char *name_return, const size_t len);
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void svc_init_xprt_sock(void);
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void svc_cleanup_xprt_sock(void);
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struct svc_xprt *svc_sock_create(struct svc_serv *serv, int prot);
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void svc_sock_destroy(struct svc_xprt *);
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/*
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* svc_makesock socket characteristics
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*/
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#define SVC_SOCK_DEFAULTS (0U)
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#define SVC_SOCK_ANONYMOUS (1U << 0) /* don't register with pmap */
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#define SVC_SOCK_TEMPORARY (1U << 1) /* flag socket as temporary */
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#endif /* SUNRPC_SVCSOCK_H */
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