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svc: Move the authinfo cache to svc_xprt.

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Move the authinfo cache to svc_xprt. This allows both the TCP and RDMA
transports to share this logic. A flag bit is used to determine if
auth information is to be cached or not. Previously, this code looked
at the transport protocol.

I've also changed the spin_lock/unlock logic so that a lock is not taken for
transports that are not caching auth info.

Signed-off-by: Tom Tucker <tom@opengridcomputing.com>
Acked-by: Neil Brown <neilb@suse.de>
Reviewed-by: Chuck Lever <chuck.lever@oracle.com>
Reviewed-by: Greg Banks <gnb@sgi.com>
Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
This commit is contained in:
Tom Tucker
2007-12-30 21:08:08 -06:00
committed by J. Bruce Fields
parent 4bc6c497b2
commit def13d7401
5 changed files with 49 additions and 40 deletions
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4
include/linux/sunrpc/svc_xprt.h
View File

@@ -50,11 +50,15 @@ struct svc_xprt {
#define XPT_OLD 9 /* used for xprt aging mark+sweep */
#define XPT_DETACHED 10 /* detached from tempsocks list */
#define XPT_LISTENER 11 /* listening endpoint */
#define XPT_CACHE_AUTH 12 /* cache auth info */
struct svc_pool *xpt_pool; /* current pool iff queued */
struct svc_serv *xpt_server; /* service for transport */
atomic_t xpt_reserved; /* space on outq that is rsvd */
struct mutex xpt_mutex; /* to serialize sending data */
spinlock_t xpt_lock; /* protects sk_deferred
* and xpt_auth_cache */
void *xpt_auth_cache;/* auth cache */
};
int svc_reg_xprt_class(struct svc_xprt_class *);

5
include/linux/sunrpc/svcsock.h
View File

@@ -20,8 +20,6 @@ struct svc_sock {
struct socket * sk_sock; /* berkeley socket layer */
struct sock * sk_sk; /* INET layer */
spinlock_t sk_lock; /* protects sk_deferred and
* sk_info_authunix */
struct list_head sk_deferred; /* deferred requests that need to
* be revisted */
@@ -34,9 +32,6 @@ struct svc_sock {
int sk_reclen; /* length of record */
int sk_tcplen; /* current read length */
/* cache of various info for TCP sockets */
void *sk_info_authunix;
struct sockaddr_storage sk_local; /* local address */
struct sockaddr_storage sk_remote; /* remote peer's address */
int sk_remotelen; /* length of address */