This commit was manufactured by cvs2svn to create branch 'b1_4'.

[fs/lustre-release.git] / lnet / lnet / api-ni.c

diff --git a/lnet/lnet/api-ni.c b/lnet/lnet/api-ni.c
deleted file mode 100644 (file)
index 02082c6..0000000
--- a/lnet/lnet/api-ni.c
+++ /dev/null
@@ -1,197 +0,0 @@
-/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
- * vim:expandtab:shiftwidth=8:tabstop=8:
- *
- * api/api-ni.c
- * Network Interface code
- *
- *  Copyright (c) 2001-2003 Cluster File Systems, Inc.
- *  Copyright (c) 2001-2002 Sandia National Laboratories
- *
- *   This file is part of Lustre, http://www.sf.net/projects/lustre/
- *
- *   Lustre is free software; you can redistribute it and/or
- *   modify it under the terms of version 2 of the GNU General Public
- *   License as published by the Free Software Foundation.
- *
- *   Lustre is distributed in the hope that it will be useful,
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *   GNU General Public License for more details.
- *
- *   You should have received a copy of the GNU General Public License
- *   along with Lustre; if not, write to the Free Software
- *   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-
-#include <portals/api-support.h>
-
-/* Put some magic in the NI handle so uninitialised/zeroed handles are easy
- * to spot */
-#define NI_HANDLE_MAGIC  0xebc0de00
-#define NI_HANDLE_MASK   0x000000ff
-#define MAX_NIS          8         
-static nal_t *ptl_interfaces[MAX_NIS];
-int ptl_num_interfaces = 0;
-
-nal_t *ptl_hndl2nal(ptl_handle_any_t *handle)
-{
-        unsigned int idx = handle->nal_idx;
-
-        /* XXX we really rely on the caller NOT racing with interface
-         * setup/teardown.  That ensures her NI handle can't get
-         * invalidated out from under her (or worse, swapped for a
-         * completely different interface!) */
-
-        if (((idx ^ NI_HANDLE_MAGIC) & ~NI_HANDLE_MASK) != 0)
-                return NULL;
-
-        idx &= NI_HANDLE_MASK;
-        if (idx < MAX_NIS)
-                return ptl_interfaces[idx];
-
-        return NULL;
-}
-
-int ptl_ni_init(void)
-{
-        int i;
-
-        LASSERT (MAX_NIS <= (NI_HANDLE_MASK + 1));
-        
-        for (i = 0; i < MAX_NIS; i++)
-                ptl_interfaces[i] = NULL;
-
-        return PTL_OK;
-}
-
-void ptl_ni_fini(void)
-{
-        int i;
-
-        for (i = 0; i < MAX_NIS; i++) {
-                nal_t *nal = ptl_interfaces[i];
-                if (!nal)
-                        continue;
-
-                if (nal->shutdown)
-                        nal->shutdown(nal, i);
-        }
-}
-
-#ifdef __KERNEL__
-DECLARE_MUTEX(ptl_ni_init_mutex);
-
-static void ptl_ni_init_mutex_enter (void) 
-{
-        down (&ptl_ni_init_mutex);
-}
-
-static void ptl_ni_init_mutex_exit (void)
-{
-        up (&ptl_ni_init_mutex);
-}
-
-#else
-static void ptl_ni_init_mutex_enter (void)
-{
-}
-
-static void ptl_ni_init_mutex_exit (void) 
-{
-}
-
-#endif
-
-int PtlNIInit(ptl_interface_t interface, ptl_pt_index_t ptl_size,
-              ptl_ac_index_t acl_size, ptl_pid_t requested_pid,
-              ptl_handle_ni_t * handle)
-{
-        nal_t *nal;
-        int i;
-
-        if (!ptl_init)
-                return PTL_NO_INIT;
-
-        ptl_ni_init_mutex_enter ();
-
-        nal = interface(ptl_num_interfaces, ptl_size, acl_size, requested_pid);
-
-        if (!nal) {
-                ptl_ni_init_mutex_exit ();
-                return PTL_NAL_FAILED;
-        }
-
-        for (i = 0; i < ptl_num_interfaces; i++) {
-                if (ptl_interfaces[i] == nal) {
-                        nal->refct++;
-                        handle->nal_idx = (NI_HANDLE_MAGIC & ~NI_HANDLE_MASK) | i;
-                        CDEBUG(D_OTHER, "Returning existing NAL (%d)\n", i);
-                        ptl_ni_init_mutex_exit ();
-                        return PTL_OK;
-                }
-        }
-        nal->refct = 1;
-
-        if (ptl_num_interfaces >= MAX_NIS) {
-                if (nal->shutdown)
-                        nal->shutdown (nal, ptl_num_interfaces);
-                ptl_ni_init_mutex_exit ();
-                return PTL_NO_SPACE;
-        }
-
-        handle->nal_idx = (NI_HANDLE_MAGIC & ~NI_HANDLE_MASK) | ptl_num_interfaces;
-        ptl_interfaces[ptl_num_interfaces++] = nal;
-
-        ptl_eq_ni_init(nal);
-        ptl_me_ni_init(nal);
-
-        ptl_ni_init_mutex_exit ();
-        return PTL_OK;
-}
-
-
-int PtlNIFini(ptl_handle_ni_t ni)
-{
-        nal_t *nal;
-        int idx;
-        int rc;
-
-        if (!ptl_init)
-                return PTL_NO_INIT;
-
-        ptl_ni_init_mutex_enter ();
-
-        nal = ptl_hndl2nal (&ni);
-        if (nal == NULL) {
-                ptl_ni_init_mutex_exit ();
-                return PTL_HANDLE_INVALID;
-        }
-
-        idx = ni.nal_idx & NI_HANDLE_MASK;
-
-        nal->refct--;
-        if (nal->refct > 0) {
-                ptl_ni_init_mutex_exit ();
-                return PTL_OK;
-        }
-
-        ptl_me_ni_fini(nal);
-        ptl_eq_ni_fini(nal);
-
-        rc = PTL_OK;
-        if (nal->shutdown)
-                rc = nal->shutdown(nal, idx);
-
-        ptl_interfaces[idx] = NULL;
-        ptl_num_interfaces--;
-
-        ptl_ni_init_mutex_exit ();
-        return rc;
-}
-
-int PtlNIHandle(ptl_handle_any_t handle_in, ptl_handle_ni_t * ni_out)
-{
-        *ni_out = handle_in;
-
-        return PTL_OK;
-}