-/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
- * vim:expandtab:shiftwidth=8:tabstop=8:
- *
+/*
* GPL HEADER START
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
* GPL HEADER END
*/
/*
- * Copyright 2008 Sun Microsystems, Inc. All rights reserved
+ * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
*/
/*
CFS_MODULE_PARM(checksum, "i", int, 0644,
"set non-zero to enable message (not RDMA) checksums");
-static int timeout = 50;
+/* NB 250 is the Cray Portals wire timeout */
+static int timeout = 250;
CFS_MODULE_PARM(timeout, "i", int, 0644,
"timeout (seconds)");
CFS_MODULE_PARM(peercredits, "i", int, 0444,
"concurrent sends to 1 peer");
+static int peer_buffer_credits = 0;
+CFS_MODULE_PARM(peer_buffer_credits, "i", int, 0444,
+ "# per-peer router buffer credits");
+
static int max_msg_size = PTLLND_MAX_KLND_MSG_SIZE; /* <lnet/ptllnd_wire.h> */
CFS_MODULE_PARM(max_msg_size, "i", int, 0444,
"max size of immediate message");
CFS_MODULE_PARM(ack_puts, "i", int, 0644,
"get portals to ack all PUTs");
-#ifdef CRAY_XT3
-static int ptltrace_on_timeout = 0;
-CFS_MODULE_PARM(ptltrace_on_timeout, "i", int, 0644,
- "dump ptltrace on timeout");
-
-static char *ptltrace_basename = "/tmp/lnet-ptltrace";
-CFS_MODULE_PARM(ptltrace_basename, "s", charp, 0644,
- "ptltrace dump file basename");
-#endif
#ifdef PJK_DEBUGGING
static int simulation_bitmap = 0;
CFS_MODULE_PARM(simulation_bitmap, "i", int, 0444,
.kptl_rxb_npages = &rxb_npages,
.kptl_rxb_nspare = &rxb_nspare,
.kptl_credits = &credits,
- .kptl_peercredits = &peercredits,
+ .kptl_peertxcredits = &peercredits,
+ .kptl_peerrtrcredits = &peer_buffer_credits,
.kptl_max_msg_size = &max_msg_size,
.kptl_peer_hash_table_size = &peer_hash_table_size,
.kptl_reschedule_loops = &reschedule_loops,
.kptl_ack_puts = &ack_puts,
-#ifdef CRAY_XT3
- .kptl_ptltrace_on_timeout = &ptltrace_on_timeout,
- .kptl_ptltrace_basename = &ptltrace_basename,
-#endif
#ifdef PJK_DEBUGGING
.kptl_simulation_bitmap = &simulation_bitmap,
#endif
#if defined(CONFIG_SYSCTL) && !CFS_SYSFS_MODULE_PARM
-#ifdef CRAY_XT3
-static char ptltrace_basename_space[1024];
-
-static void
-kptllnd_init_strtunable(char **str_param, char *space, int size)
-{
- strncpy(space, *str_param, size);
- space[size - 1] = 0;
- *str_param = space;
-}
-#endif
#ifndef HAVE_SYSCTL_UNNUMBERED
KPTLLND_PID,
KPTLLND_RXB_PAGES,
KPTLLND_CREDITS,
- KPTLLND_PEERCREDITS,
+ KPTLLND_PEERTXCREDITS,
+ KPTLLND_PEERRTRCREDITS,
KPTLLND_MAX_MSG_SIZE,
KPTLLND_PEER_HASH_SIZE,
KPTLLND_RESHEDULE_LOOPS,
KPTLLND_ACK_PUTS,
KPTLLND_TRACETIMEOUT,
+ KPTLLND_TRACEFAIL,
KPTLLND_TRACEBASENAME,
KPTLLND_SIMULATION_BITMAP
};
#define KPTLLND_PID CTL_UNNUMBERED
#define KPTLLND_RXB_PAGES CTL_UNNUMBERED
#define KPTLLND_CREDITS CTL_UNNUMBERED
-#define KPTLLND_PEERCREDITS CTL_UNNUMBERED
+#define KPTLLND_PEERTXCREDITS CTL_UNNUMBERED
+#define KPTLLND_PEERRTRCREDITS CTL_UNNUMBERED
#define KPTLLND_MAX_MSG_SIZE CTL_UNNUMBERED
#define KPTLLND_PEER_HASH_SIZE CTL_UNNUMBERED
#define KPTLLND_RESHEDULE_LOOPS CTL_UNNUMBERED
#define KPTLLND_ACK_PUTS CTL_UNNUMBERED
#define KPTLLND_TRACETIMEOUT CTL_UNNUMBERED
+#define KPTLLND_TRACEFAIL CTL_UNNUMBERED
#define KPTLLND_TRACEBASENAME CTL_UNNUMBERED
#define KPTLLND_SIMULATION_BITMAP CTL_UNNUMBERED
#endif
.proc_handler = &proc_dointvec
},
{
- .ctl_name = KPTLLND_PEERCREDITS,
+ .ctl_name = KPTLLND_PEERTXCREDITS,
.procname = "peercredits",
.data = &peercredits,
.maxlen = sizeof(int),
.proc_handler = &proc_dointvec
},
{
+ .ctl_name = KPTLLND_PEERRTRCREDITS,
+ .procname = "peer_buffer_credits",
+ .data = &peer_buffer_credits,
+ .maxlen = sizeof(int),
+ .mode = 0444,
+ .proc_handler = &proc_dointvec
+ },
+ {
.ctl_name = KPTLLND_MAX_MSG_SIZE,
.procname = "max_msg_size",
.data = &max_msg_size,
.mode = 0644,
.proc_handler = &proc_dointvec
},
-#ifdef CRAY_XT3
- {
- .ctl_name = KPTLLND_TRACETIMEOUT,
- .procname = "ptltrace_on_timeout",
- .data = &ptltrace_on_timeout,
- .maxlen = sizeof(int),
- .mode = 0644,
- .proc_handler = &proc_dointvec
- },
- {
- .ctl_name = KPTLLND_TRACEBASENAME,
- .procname = "ptltrace_basename",
- .data = ptltrace_basename_space,
- .maxlen = sizeof(ptltrace_basename_space),
- .mode = 0644,
- .proc_handler = &proc_dostring,
- .strategy = &sysctl_string
- },
-#endif
#ifdef PJK_DEBUGGING
{
.ctl_name = KPTLLND_SIMULATION_BITMAP,
int
kptllnd_tunables_init ()
{
-#ifdef CRAY_XT3
- kptllnd_init_strtunable(&ptltrace_basename,
- ptltrace_basename_space,
- sizeof(ptltrace_basename_space));
-#endif
kptllnd_tunables.kptl_sysctl =
cfs_register_sysctl_table(kptllnd_top_ctl_table, 0);