38 #include <rpc/xdr.h>
  39 #include <rpc/pmap_prot.h>
  40 #include <rpc/pmap_clnt.h>
  41 #include <rpc/rpcb_prot.h>
  42 
  43 #include <rpcsvc/nlm_prot.h>
  44 #include <rpcsvc/sm_inter.h>
  45 
  46 #include "nlm_impl.h"
  47 
  48 /*
  49  * The following errors codes from nlm_null_rpc indicate that the port we have
  50  * cached for the client's NLM service is stale and that we need to establish
  51  * a new RPC client.
  52  */
  53 #define NLM_STALE_CLNT(_status)                 \
  54         ((_status) == RPC_PROGUNAVAIL ||        \
  55         (_status) == RPC_PROGVERSMISMATCH ||    \
  56         (_status) == RPC_PROCUNAVAIL ||         \
  57         (_status) == RPC_CANTCONNECT ||         \

  58         (_status) == RPC_XPRTFAILED)
  59 
  60 static struct kmem_cache *nlm_rpch_cache = NULL;
  61 
  62 static int nlm_rpch_ctor(void *, void *, int);
  63 static void nlm_rpch_dtor(void *, void *);
  64 static void destroy_rpch(nlm_rpc_t *);
  65 static nlm_rpc_t *get_nlm_rpc_fromcache(struct nlm_host *, int);
  66 static void update_host_rpcbinding(struct nlm_host *, int);
  67 static int refresh_nlm_rpc(struct nlm_host *, nlm_rpc_t *);
  68 static void nlm_host_rele_rpc_locked(struct nlm_host *, nlm_rpc_t *);
  69 
  70 static nlm_rpc_t *
  71 get_nlm_rpc_fromcache(struct nlm_host *hostp, int vers)
  72 {
  73         nlm_rpc_t *rpcp;
  74         bool_t found = FALSE;
  75 
  76         ASSERT(MUTEX_HELD(&hostp->nh_lock));
  77         if (TAILQ_EMPTY(&hostp->nh_rpchc))

  38 #include <rpc/xdr.h>
  39 #include <rpc/pmap_prot.h>
  40 #include <rpc/pmap_clnt.h>
  41 #include <rpc/rpcb_prot.h>
  42 
  43 #include <rpcsvc/nlm_prot.h>
  44 #include <rpcsvc/sm_inter.h>
  45 
  46 #include "nlm_impl.h"
  47 
  48 /*
  49  * The following errors codes from nlm_null_rpc indicate that the port we have
  50  * cached for the client's NLM service is stale and that we need to establish
  51  * a new RPC client.
  52  */
  53 #define NLM_STALE_CLNT(_status)                 \
  54         ((_status) == RPC_PROGUNAVAIL ||        \
  55         (_status) == RPC_PROGVERSMISMATCH ||    \
  56         (_status) == RPC_PROCUNAVAIL ||         \
  57         (_status) == RPC_CANTCONNECT ||         \
  58         (_status) == RPC_TIMEDOUT ||            \
  59         (_status) == RPC_XPRTFAILED)
  60 
  61 static struct kmem_cache *nlm_rpch_cache = NULL;
  62 
  63 static int nlm_rpch_ctor(void *, void *, int);
  64 static void nlm_rpch_dtor(void *, void *);
  65 static void destroy_rpch(nlm_rpc_t *);
  66 static nlm_rpc_t *get_nlm_rpc_fromcache(struct nlm_host *, int);
  67 static void update_host_rpcbinding(struct nlm_host *, int);
  68 static int refresh_nlm_rpc(struct nlm_host *, nlm_rpc_t *);
  69 static void nlm_host_rele_rpc_locked(struct nlm_host *, nlm_rpc_t *);
  70 
  71 static nlm_rpc_t *
  72 get_nlm_rpc_fromcache(struct nlm_host *hostp, int vers)
  73 {
  74         nlm_rpc_t *rpcp;
  75         bool_t found = FALSE;
  76 
  77         ASSERT(MUTEX_HELD(&hostp->nh_lock));
  78         if (TAILQ_EMPTY(&hostp->nh_rpchc))