[ofw] RE: [PATCH] Kill ATS registration in IPoIB

Fab Tillier ftillier at windows.microsoft.com
Wed Jul 2 12:28:17 PDT 2008


Oops, I got a bit out of order here, since the NetworkDirect proxy code still uses ATS...  Patch to fix the ND Proxy coming up...

-Fab

> -----Original Message-----
> From: ofw-bounces at lists.openfabrics.org [mailto:ofw-
> bounces at lists.openfabrics.org] On Behalf Of Fab Tillier
> Sent: Wednesday, July 02, 2008 12:18 PM
> To: ofw at lists.openfabrics.org
> Subject: [ofw] [PATCH] Kill ATS registration in IPoIB
>
> This patch deletes ATS registration in IPoIB.  ATS was not reliable
> anyway, because not all SMs supported it - Cisco's SM did not.
>
> ATS use should be replaced with IBAT.
>
> Signed-off-by: Fab Tillier <ftillier at microsoft.com>
>
> diff -up -r -X trunk\docs\dontdiff.txt -I \$Id:
> old\ulp\ipoib\kernel\ipoib_adapter.c
> trunk\ulp\ipoib\kernel\ipoib_adapter.c
> --- old\ulp\ipoib\kernel\ipoib_adapter.c        Mon Jun 30 11:09:26
> 2008
> +++ trunk\ulp\ipoib\kernel\ipoib_adapter.c      Wed Jul 02 12:12:44
> 2008
> @@ -993,9 +993,6 @@ ipoib_set_active(
>         switch( old_state )
>         {
>         case IB_PNP_PORT_ADD:
> -               ipoib_reg_addrs( p_adapter );
> -               /* Fall through. */
> -
>         case IB_PNP_PORT_REMOVE:
>                 ipoib_resume_oids( p_adapter );
>                 break;
> @@ -1009,8 +1006,6 @@ ipoib_set_active(
>                 }
>
>                 /* Register all existing addresses. */
> -               ipoib_reg_addrs( p_adapter );
> -
>                 ipoib_resume_oids( p_adapter );
>
>                 /*
> diff -up -r -X trunk\docs\dontdiff.txt -I \$Id:
> old\ulp\ipoib\kernel\ipoib_adapter.h
> trunk\ulp\ipoib\kernel\ipoib_adapter.h
> --- old\ulp\ipoib\kernel\ipoib_adapter.h        Mon Jun 30 11:09:26
> 2008
> +++ trunk\ulp\ipoib\kernel\ipoib_adapter.h      Wed Jul 02 12:12:44
> 2008
> @@ -287,25 +287,8 @@ typedef struct _ipoib_adapter
>  *********/
>
>
> -typedef struct _ats_reg
> -{
> -       ipoib_adapter_t         *p_adapter;
> -       ib_reg_svc_handle_t     h_reg_svc;
> -
> -}      ats_reg_t;
> -/*
> -* FIELDS
> -*      p_adapter
> -*              Pointer to the adapter to which this address is
> assigned.
> -*
> -*      h_reg_svc
> -*              Service registration handle.
> -*********/
> -
> -
>  typedef struct _net_address_item
>  {
> -       ats_reg_t                       *p_reg;
>         union _net_address_item_address
>         {
>                 ULONG                   as_ulong;
> @@ -412,14 +395,6 @@ ipoib_set_inactive(
>
>  ib_api_status_t
>  ipoib_reset_adapter(
> -       IN                              ipoib_adapter_t* const
> p_adapter );
> -
> -void
> -ipoib_reg_addrs(
> -       IN                              ipoib_adapter_t* const
> p_adapter );
> -
> -void
> -ipoib_dereg_addrs(
>         IN                              ipoib_adapter_t* const
> p_adapter );
>
>  #endif /* _IPOIB_ADAPTER_H_ */
> diff -up -r -X trunk\docs\dontdiff.txt -I \$Id:
> old\ulp\ipoib\kernel\ipoib_driver.c
> trunk\ulp\ipoib\kernel\ipoib_driver.c
> --- old\ulp\ipoib\kernel\ipoib_driver.c Thu Jun 26 20:35:13 2008
> +++ trunk\ulp\ipoib\kernel\ipoib_driver.c       Wed Jul 02 12:14:01
> 2008
> @@ -213,14 +213,6 @@ __ipoib_get_tcp_task_offload(
>         IN                              ipoib_adapter_t*
> p_adapter,
>         IN                              pending_oid_t* const
> p_oid_info );
>
> -static void
> -__ipoib_ats_reg_cb(
> -       IN                              ib_reg_svc_rec_t
> *p_reg_svc_rec );
> -
> -static void
> -__ipoib_ats_dereg_cb(
> -       IN                              void
> *context );
> -
>  static NTSTATUS
>  __ipoib_read_registry(
>         IN                              UNICODE_STRING* const
> p_registry_path );
> @@ -1632,20 +1624,9 @@ ipoib_set_info(
>                                 {
>                                         cl_qlist_insert_tail(
>                                                 &g_ipoib.adapter_list,
> &p_adapter->entry );
> -
> -                                       /*
> -                                        * Filter was zero, now non-
> zero.  Register IP addresses
> -                                        * with SA.
> -                                        */
> -                                       ipoib_reg_addrs( p_adapter );
>                                 }
>                                 else if( p_adapter->packet_filter &&
> !(*(uint32_t*)info_buf) )
>                                 {
> -                                       /*
> -                                        * Filter was non-zero, now
> zero.  Deregister IP addresses.
> -                                        */
> -                                       ipoib_dereg_addrs( p_adapter );
> -
>                                         ASSERT( cl_qlist_count(
> &g_ipoib.adapter_list ) );
>                                         cl_qlist_remove_item(
>                                                 &g_ipoib.adapter_list,
> &p_adapter->entry );
> @@ -1977,17 +1958,9 @@ ipoib_resume_oids(
>                         {
>                                 cl_qlist_insert_tail(
>                                         &g_ipoib.adapter_list,
> &p_adapter->entry );
> -                               /*
> -                                * Filter was zero, now non-zero.
> Register IP addresses
> -                                * with SA.
> -                                */
> -                               ipoib_reg_addrs( p_adapter );
>                         }
>                         else if( p_adapter->packet_filter &&
> !(*(PULONG)set_oid.p_buf) )
>                         {
> -                               /* Filter was non-zero, now zero.
> Deregister IP addresses. */
> -                               ipoib_dereg_addrs( p_adapter );
> -
>                                 ASSERT( cl_qlist_count(
> &g_ipoib.adapter_list ) );
>                                 cl_qlist_remove_item(
>                                         &g_ipoib.adapter_list,
> &p_adapter->entry );
> @@ -2189,19 +2162,6 @@ __ipoib_set_net_addr(
>                                         p_addr_item-
> >address.as_bytes[2],
>                                         p_addr_item-
> >address.as_bytes[3]));
>
> -                       if( p_addr_item->p_reg )
> -                       {
> -                               if( p_addr_item->p_reg->h_reg_svc )
> -                               {
> -                                       p_adapter->p_ifc->dereg_svc(
> -                                               p_addr_item->p_reg-
> >h_reg_svc, __ipoib_ats_dereg_cb );
> -                               }
> -                               else
> -                               {
> -                                       cl_free( p_addr_item->p_reg );
> -                               }
> -                               p_addr_item->p_reg = NULL;
> -                       }
>                         p_addr_item->address.as_ulong = 0;
>                 }
>         }
> @@ -2251,20 +2211,6 @@ __ipoib_set_net_addr(
>                  * Copy the address information, but don't register yet
> - the port
>                  * could be down.
>                  */
> -               if( p_addr_item->p_reg )
> -               {
> -                       /* If in use by some other address, deregister.
> */
> -                       if( p_addr_item->p_reg->h_reg_svc )
> -                       {
> -                               p_adapter->p_ifc->dereg_svc(
> -                                       p_addr_item->p_reg->h_reg_svc,
> __ipoib_ats_dereg_cb );
> -                       }
> -                       else
> -                       {
> -                               cl_free( p_addr_item->p_reg );
> -                       }
> -                       p_addr_item->p_reg = NULL;
> -               }
>                 memcpy ((void *)&p_addr_item->address.as_ulong, (const
> void *)&p_ip_addr->in_addr, sizeof(ULONG) );
>                 IPOIB_PRINT( TRACE_LEVEL_INFORMATION,IPOIB_DBG_OID,
>                         ("Port %d OID_GEN_NETWORK_LAYER_ADDRESSES -
> Adding Address %d.%d.%d.%d\n",
> @@ -2283,252 +2229,15 @@ __ipoib_set_net_addr(
>                         cl_vector_get_ptr( &p_adapter->ip_vector,
>                         cl_vector_get_size( &p_adapter->ip_vector ) - 1
> );
>
> -               if( p_addr_item->p_reg )
> -               {
> -                       if( p_addr_item->p_reg->h_reg_svc )
> -                       {
> -                               p_adapter->p_ifc->dereg_svc(
> -                                       p_addr_item->p_reg->h_reg_svc,
> __ipoib_ats_dereg_cb );
> -                       }
> -                       else
> -                       {
> -                               cl_free( p_addr_item->p_reg );
> -                       }
> -                       p_addr_item->p_reg = NULL;
> -                       p_addr_item->address.as_ulong = 0;
> -               }
> +               p_addr_item->address.as_ulong = 0;
>
>                 /* No need to check return value - shrinking always
> succeeds. */
>                 cl_vector_set_size( &p_adapter->ip_vector,
>                         cl_vector_get_size( &p_adapter->ip_vector ) - 1
> );
>         }
>
> -       if( p_adapter->state == IB_PNP_PORT_ACTIVE && p_adapter-
> >packet_filter )
> -               ipoib_reg_addrs( p_adapter );
> -
>         cl_obj_unlock( &p_adapter->obj );
>
>         IPOIB_EXIT( IPOIB_DBG_OID );
>         return NDIS_STATUS_SUCCESS;
> -}
> -
> -
> -/* Object lock is held when this function is called. */
> -void
> -ipoib_reg_addrs(
> -       IN                              ipoib_adapter_t* const
> p_adapter )
> -{
> -       net_address_item_t              *p_addr_item;
> -
> -       size_t                                  idx;
> -
> -       uint8_t                                 port_num;
> -
> -       ib_api_status_t                 ib_status;
> -       ib_reg_svc_req_t                ib_service;
> -       ib_gid_t                                port_gid;
> -
> -       IPOIB_ENTER( IPOIB_DBG_OID );
> -
> -       if(p_adapter->guids.port_guid.pkey != IB_DEFAULT_PKEY)
> -       {
> -               IPOIB_PRINT_EXIT( TRACE_LEVEL_ERROR,IPOIB_DBG_ERROR,
> -               ("ATS Service available for default pkey only\n"));
> -               return;
> -       }
> -       port_num = p_adapter->guids.port_num;
> -
> -       /* Setup our service call with things common to all calls */
> -       cl_memset( &ib_service, 0, sizeof(ib_service) );
> -
> -       /* BUGBUG Only register local subnet GID prefix for now */
> -       ib_gid_set_default( &port_gid, p_adapter->guids.port_guid.guid
> );
> -       ib_service.svc_rec.service_gid          = port_gid;
> -
> -       ib_service.svc_rec.service_pkey         = IB_DEFAULT_PKEY;
> -       ib_service.svc_rec.service_lease        =
> IB_INFINITE_SERVICE_LEASE;
> -
> -       /* Must cast here because the service name is an array of
> unsigned chars but
> -        * strcpy want a pointer to a signed char */
> -       strcpy( (char *)ib_service.svc_rec.service_name, ATS_NAME );
> -
> -       /* IP Address in question will be put in below */
> -       ib_service.port_guid            = p_adapter-
> >guids.port_guid.guid;
> -       ib_service.timeout_ms           = p_adapter->params.sa_timeout;
> -       ib_service.retry_cnt            = p_adapter-
> >params.sa_retry_cnt;
> -
> -       /* Can't set IB_FLAGS_SYNC here because I can't wait at
> dispatch */
> -       ib_service.flags                        = 0;
> -
> -       /* Service context will be put in below */
> -
> -       ib_service.svc_data_mask        = IB_SR_COMPMASK_SID
> |
> -
> IB_SR_COMPMASK_SGID           |
> -
> IB_SR_COMPMASK_SPKEY          |
> -
> IB_SR_COMPMASK_SLEASE         |
> -
> IB_SR_COMPMASK_SNAME          |
> -
> IB_SR_COMPMASK_SDATA8_12      |
> -
> IB_SR_COMPMASK_SDATA8_13      |
> -
> IB_SR_COMPMASK_SDATA8_14      |
> -
> IB_SR_COMPMASK_SDATA8_15;
> -       ib_service.pfn_reg_svc_cb = __ipoib_ats_reg_cb;
> -
> -       for( idx = 0; idx < cl_vector_get_size( &p_adapter->ip_vector);
> idx++ )
> -       {
> -               p_addr_item = (net_address_item_t*)
> -                       cl_vector_get_ptr(  &p_adapter->ip_vector, idx
> );
> -
> -               if( p_addr_item->p_reg )
> -                       continue;
> -
> -               p_addr_item->p_reg = cl_zalloc( sizeof(ats_reg_t) );
> -               if( !p_addr_item->p_reg )
> -                       break;
> -
> -               p_addr_item->p_reg->p_adapter = p_adapter;
> -
> -               ib_service.svc_context          = p_addr_item->p_reg;
> -
> -               ib_service.svc_rec.service_id =
> -                       ATS_SERVICE_ID & CL_HTON64(0xFFFFFFFFFFFFFF00);
> -               /* ATS service IDs start at 0x10000CE100415453 */
> -               ib_service.svc_rec.service_id |= ((uint64_t)(idx +
> 0x53)) << 56;
> -
> -               cl_memcpy(
> &ib_service.svc_rec.service_data8[ATS_IPV4_OFFSET],
> -                       p_addr_item->address.as_bytes, IPV4_ADDR_SIZE
> );
> -
> -               /* Take a reference for each service request. */
> -               cl_obj_ref(&p_adapter->obj);
> -               ib_status = p_adapter->p_ifc->reg_svc(
> -                       p_adapter->h_al, &ib_service, &p_addr_item-
> >p_reg->h_reg_svc );
> -               if( ib_status != IB_SUCCESS )
> -               {
> -                       if( ib_status == IB_INVALID_GUID )
> -                       {
> -                               /* If this occurs, we log the error but
> do not fail the OID yet */
> -                               IPOIB_PRINT( TRACE_LEVEL_WARNING,
> IPOIB_DBG_OID,
> -                                       ("Port %d
> OID_GEN_NETWORK_LAYER_ADDRESSES - "
> -                                       "Failed to register IP Address
> "
> -                                       "of %d.%d.%d.%d with error
> IB_INVALID_GUID\n",
> -                                       port_num,
> -                                       p_addr_item-
> >address.as_bytes[0],
> -                                       p_addr_item-
> >address.as_bytes[1],
> -                                       p_addr_item-
> >address.as_bytes[2],
> -                                       p_addr_item-
> >address.as_bytes[3]) );
> -                       }
> -                       else
> -                       {
> -                               /* Fatal error. */
> -                               IPOIB_PRINT( TRACE_LEVEL_ERROR,
> IPOIB_DBG_ERROR,
> -                                       ("Port %d
> OID_GEN_NETWORK_LAYER_ADDRESSES - Failed to register IP Address "
> -                                       "of %d.%d.%d.%d with error
> %s\n",
> -                                       port_num,
> -                                       p_addr_item-
> >address.as_bytes[0],
> -                                       p_addr_item-
> >address.as_bytes[1],
> -                                       p_addr_item-
> >address.as_bytes[2],
> -                                       p_addr_item-
> >address.as_bytes[3],
> -                                       p_adapter->p_ifc->get_err_str(
> ib_status )) );
> -                               p_adapter->hung = TRUE;
> -                       }
> -                       cl_obj_deref(&p_adapter->obj);
> -                       cl_free( p_addr_item->p_reg );
> -                       p_addr_item->p_reg = NULL;
> -               }
> -       }
> -
> -       IPOIB_EXIT( IPOIB_DBG_OID );
> -}
> -
> -
> -/* Object lock is held when this function is called. */
> -void
> -ipoib_dereg_addrs(
> -       IN                              ipoib_adapter_t* const
> p_adapter )
> -{
> -       net_address_item_t              *p_addr_item;
> -
> -       size_t                                  idx;
> -
> -       IPOIB_ENTER( IPOIB_DBG_OID );
> -
> -       for( idx = 0; idx < cl_vector_get_size( &p_adapter->ip_vector);
> idx++ )
> -       {
> -               p_addr_item = (net_address_item_t*)
> -                       cl_vector_get_ptr( &p_adapter->ip_vector, idx
> );
> -
> -               if( !p_addr_item->p_reg )
> -                       continue;
> -
> -               if( p_addr_item->p_reg->h_reg_svc )
> -               {
> -                       p_adapter->p_ifc->dereg_svc(
> -                               p_addr_item->p_reg->h_reg_svc,
> __ipoib_ats_dereg_cb );
> -               }
> -               else
> -               {
> -                       cl_free( p_addr_item->p_reg );
> -               }
> -               p_addr_item->p_reg = NULL;
> -       }
> -
> -       IPOIB_EXIT( IPOIB_DBG_OID );
> -}
> -
> -
> -static void
> -__ipoib_ats_reg_cb(
> -       IN                              ib_reg_svc_rec_t
> *p_reg_svc_rec )
> -{
> -       ats_reg_t                               *p_reg;
> -       uint8_t                                 port_num;
> -
> -       IPOIB_ENTER( IPOIB_DBG_OID );
> -
> -       CL_ASSERT( p_reg_svc_rec );
> -       CL_ASSERT( p_reg_svc_rec->svc_context );
> -
> -       p_reg = (ats_reg_t* VOID_PTR64)p_reg_svc_rec->svc_context;
> -       port_num = p_reg->p_adapter->guids.port_num;
> -
> -       cl_obj_lock( &p_reg->p_adapter->obj );
> -
> -       if( p_reg_svc_rec->req_status == IB_SUCCESS &&
> -               !p_reg_svc_rec->resp_status )
> -       {
> -               IPOIB_PRINT( TRACE_LEVEL_INFORMATION,IPOIB_DBG_OID,
> -                                        ("Port %d
> OID_GEN_NETWORK_LAYER_ADDRESSES - Registered IP Address "
> -                                         "of %d.%d.%d.%d\n",
> -                                         port_num,
> -                                         p_reg_svc_rec-
> >svc_rec.service_data8[ATS_IPV4_OFFSET],
> -                                         p_reg_svc_rec-
> >svc_rec.service_data8[ATS_IPV4_OFFSET+1],
> -                                         p_reg_svc_rec-
> >svc_rec.service_data8[ATS_IPV4_OFFSET+2],
> -                                         p_reg_svc_rec-
> >svc_rec.service_data8[ATS_IPV4_OFFSET+3]) );
> -       }
> -       else if( p_reg_svc_rec->req_status != IB_CANCELED )
> -       {
> -               IPOIB_PRINT( TRACE_LEVEL_ERROR, IPOIB_DBG_OID,
> -                                        ("Port %d
> OID_GEN_NETWORK_LAYER_ADDRESSES - Failed to register IP Address "
> -                                         "of %d.%d.%d.%d with error
> %s\n",
> -                                         port_num,
> -                                         p_reg_svc_rec-
> >svc_rec.service_data8[ATS_IPV4_OFFSET],
> -                                         p_reg_svc_rec-
> >svc_rec.service_data8[ATS_IPV4_OFFSET+1],
> -                                         p_reg_svc_rec-
> >svc_rec.service_data8[ATS_IPV4_OFFSET+2],
> -                                         p_reg_svc_rec-
> >svc_rec.service_data8[ATS_IPV4_OFFSET+3],
> -                                         p_reg->p_adapter->p_ifc-
> >get_err_str( p_reg_svc_rec->resp_status )) );
> -               p_reg->p_adapter->hung = TRUE;
> -               p_reg->h_reg_svc = NULL;
> -       }
> -
> -       cl_obj_unlock( &p_reg->p_adapter->obj );
> -       cl_obj_deref(&p_reg->p_adapter->obj);
> -
> -       IPOIB_EXIT( IPOIB_DBG_OID );
> -}
> -
> -
> -static void
> -__ipoib_ats_dereg_cb(
> -       IN                              void
> *context )
> -{
> -       cl_free( context );
>  }
> diff -up -r -X trunk\docs\dontdiff.txt -I \$Id:
> old\ulp\ipoib\kernel\ipoib_port.c trunk\ulp\ipoib\kernel\ipoib_port.c
> --- old\ulp\ipoib\kernel\ipoib_port.c   Mon Jun 30 11:09:26 2008
> +++ trunk\ulp\ipoib\kernel\ipoib_port.c Wed Jul 02 12:12:44 2008
> @@ -5240,10 +5240,6 @@ ipoib_port_down(
>
>         __pending_list_destroy(p_port);
>
> -       cl_obj_lock( &p_port->p_adapter->obj );
> -       ipoib_dereg_addrs( p_port->p_adapter );
> -       cl_obj_unlock( &p_port->p_adapter->obj );
> -
>         IPOIB_EXIT( IPOIB_DBG_INIT );
>  }




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