-/* -*- 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.
/*
* Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
+ *
+ * Copyright (c) 2012, Intel Corporation.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
CFS_MODULE_PARM(timeout, "i", int, 0644,
"timeout (seconds)");
-static int ntx = 256;
+/* Number of threads in each scheduler pool which is percpt,
+ * we will estimate reasonable value based on CPUs if it's set to zero. */
+static int nscheds;
+CFS_MODULE_PARM(nscheds, "i", int, 0444,
+ "number of threads in each scheduler pool");
+
+/* NB: this value is shared by all CPTs, it can grow at runtime */
+static int ntx = 512;
CFS_MODULE_PARM(ntx, "i", int, 0444,
- "# of message descriptors");
+ "# of message descriptors allocated for each pool");
-static int credits = 64;
+/* NB: this value is shared by all CPTs */
+static int credits = 256;
CFS_MODULE_PARM(credits, "i", int, 0444,
"# concurrent sends");
CFS_MODULE_PARM(map_on_demand, "i", int, 0444,
"map on demand");
+/* NB: this value is shared by all CPTs, it can grow at runtime */
static int fmr_pool_size = 512;
CFS_MODULE_PARM(fmr_pool_size, "i", int, 0444,
- "size of the fmr pool (>= ntx / 4)");
+ "size of fmr pool on each CPT (>= ntx / 4)");
+/* NB: this value is shared by all CPTs, it can grow at runtime */
static int fmr_flush_trigger = 384;
CFS_MODULE_PARM(fmr_flush_trigger, "i", int, 0444,
- "# dirty FMRs that triggers pool flush");
+ "# dirty FMRs that triggers pool flush");
static int fmr_cache = 1;
CFS_MODULE_PARM(fmr_cache, "i", int, 0444,
- "non-zero to enable FMR caching");
+ "non-zero to enable FMR caching");
+/* NB: this value is shared by all CPTs, it can grow at runtime */
static int pmr_pool_size = 512;
CFS_MODULE_PARM(pmr_pool_size, "i", int, 0444,
- "size of the MR cache pmr pool");
+ "size of MR cache pmr pool on each CPT");
+
+/*
+ * 0: disable failover
+ * 1: enable failover if necessary
+ * 2: force to failover (for debug)
+ */
+static int dev_failover = 0;
+CFS_MODULE_PARM(dev_failover, "i", int, 0444,
+ "HCA failover for bonding (0 off, 1 on, other values reserved)");
+
+
+static int require_privileged_port = 0;
+CFS_MODULE_PARM(require_privileged_port, "i", int, 0644,
+ "require privileged port when accepting connection");
+
+static int use_privileged_port = 1;
+CFS_MODULE_PARM(use_privileged_port, "i", int, 0644,
+ "use privileged port when initiating connection");
kib_tunables_t kiblnd_tunables = {
+ .kib_dev_failover = &dev_failover,
.kib_service = &service,
.kib_cksum = &cksum,
.kib_timeout = &timeout,
.kib_fmr_flush_trigger = &fmr_flush_trigger,
.kib_fmr_cache = &fmr_cache,
.kib_pmr_pool_size = &pmr_pool_size,
+ .kib_require_priv_port = &require_privileged_port,
+ .kib_use_priv_port = &use_privileged_port,
+ .kib_nscheds = &nscheds
};
#if defined(CONFIG_SYSCTL) && !CFS_SYSFS_MODULE_PARM
static char ipif_basename_space[32];
-#ifndef HAVE_SYSCTL_UNNUMBERED
-
-enum {
- O2IBLND_SERVICE = 1,
- O2IBLND_CKSUM,
- O2IBLND_TIMEOUT,
- O2IBLND_NTX,
- O2IBLND_CREDITS,
- O2IBLND_PEER_TXCREDITS,
- O2IBLND_PEER_CREDITS_HIW,
- O2IBLND_PEER_RTRCREDITS,
- O2IBLND_PEER_TIMEOUT,
- O2IBLND_IPIF_BASENAME,
- O2IBLND_RETRY_COUNT,
- O2IBLND_RNR_RETRY_COUNT,
- O2IBLND_KEEPALIVE,
- O2IBLND_CONCURRENT_SENDS,
- O2IBLND_IB_MTU,
- O2IBLND_MAP_ON_DEMAND,
- O2IBLND_FMR_POOL_SIZE,
- O2IBLND_FMR_FLUSH_TRIGGER,
- O2IBLND_FMR_CACHE,
- O2IBLND_PMR_POOL_SIZE
-};
-#else
-
-#define O2IBLND_SERVICE CTL_UNNUMBERED
-#define O2IBLND_CKSUM CTL_UNNUMBERED
-#define O2IBLND_TIMEOUT CTL_UNNUMBERED
-#define O2IBLND_NTX CTL_UNNUMBERED
-#define O2IBLND_CREDITS CTL_UNNUMBERED
-#define O2IBLND_PEER_TXCREDITS CTL_UNNUMBERED
-#define O2IBLND_PEER_CREDITS_HIW CTL_UNNUMBERED
-#define O2IBLND_PEER_RTRCREDITS CTL_UNNUMBERED
-#define O2IBLND_PEER_TIMEOUT CTL_UNNUMBERED
-#define O2IBLND_IPIF_BASENAME CTL_UNNUMBERED
-#define O2IBLND_RETRY_COUNT CTL_UNNUMBERED
-#define O2IBLND_RNR_RETRY_COUNT CTL_UNNUMBERED
-#define O2IBLND_KEEPALIVE CTL_UNNUMBERED
-#define O2IBLND_CONCURRENT_SENDS CTL_UNNUMBERED
-#define O2IBLND_IB_MTU CTL_UNNUMBERED
-#define O2IBLND_MAP_ON_DEMAND CTL_UNNUMBERED
-#define O2IBLND_FMR_POOL_SIZE CTL_UNNUMBERED
-#define O2IBLND_FMR_FLUSH_TRIGGER CTL_UNNUMBERED
-#define O2IBLND_FMR_CACHE CTL_UNNUMBERED
-#define O2IBLND_PMR_POOL_SIZE CTL_UNNUMBERED
-
-#endif
-
-static cfs_sysctl_table_t kiblnd_ctl_table[] = {
- {
- .ctl_name = O2IBLND_SERVICE,
- .procname = "service",
- .data = &service,
- .maxlen = sizeof(int),
- .mode = 0444,
- .proc_handler = &proc_dointvec
- },
- {
- .ctl_name = O2IBLND_CKSUM,
- .procname = "cksum",
- .data = &cksum,
- .maxlen = sizeof(int),
- .mode = 0644,
- .proc_handler = &proc_dointvec
- },
- {
- .ctl_name = O2IBLND_TIMEOUT,
- .procname = "timeout",
- .data = &timeout,
- .maxlen = sizeof(int),
- .mode = 0644,
- .proc_handler = &proc_dointvec
- },
- {
- .ctl_name = O2IBLND_NTX,
- .procname = "ntx",
- .data = &ntx,
- .maxlen = sizeof(int),
- .mode = 0444,
- .proc_handler = &proc_dointvec
- },
- {
- .ctl_name = O2IBLND_CREDITS,
- .procname = "credits",
- .data = &credits,
- .maxlen = sizeof(int),
- .mode = 0444,
- .proc_handler = &proc_dointvec
- },
- {
- .ctl_name = O2IBLND_PEER_TXCREDITS,
- .procname = "peer_credits",
- .data = &peer_credits,
- .maxlen = sizeof(int),
- .mode = 0444,
- .proc_handler = &proc_dointvec
- },
- {
- .ctl_name = O2IBLND_PEER_CREDITS_HIW,
- .procname = "peer_credits_hiw",
- .data = &peer_credits_hiw,
- .maxlen = sizeof(int),
- .mode = 0444,
- .proc_handler = &proc_dointvec
- },
- {
- .ctl_name = O2IBLND_PEER_RTRCREDITS,
- .procname = "peer_buffer_credits",
- .data = &peer_buffer_credits,
- .maxlen = sizeof(int),
- .mode = 0444,
- .proc_handler = &proc_dointvec
- },
- {
- .ctl_name = O2IBLND_PEER_TIMEOUT,
- .procname = "peer_timeout",
- .data = &peer_timeout,
- .maxlen = sizeof(int),
- .mode = 0444,
- .proc_handler = &proc_dointvec
- },
- {
- .ctl_name = O2IBLND_IPIF_BASENAME,
- .procname = "ipif_name",
- .data = ipif_basename_space,
- .maxlen = sizeof(ipif_basename_space),
- .mode = 0444,
- .proc_handler = &proc_dostring
- },
- {
- .ctl_name = O2IBLND_RETRY_COUNT,
- .procname = "retry_count",
- .data = &retry_count,
- .maxlen = sizeof(int),
- .mode = 0644,
- .proc_handler = &proc_dointvec
- },
- {
- .ctl_name = O2IBLND_RNR_RETRY_COUNT,
- .procname = "rnr_retry_count",
- .data = &rnr_retry_count,
- .maxlen = sizeof(int),
- .mode = 0644,
- .proc_handler = &proc_dointvec
- },
- {
- .ctl_name = O2IBLND_KEEPALIVE,
- .procname = "keepalive",
- .data = &keepalive,
- .maxlen = sizeof(int),
- .mode = 0644,
- .proc_handler = &proc_dointvec
- },
- {
- .ctl_name = O2IBLND_CONCURRENT_SENDS,
- .procname = "concurrent_sends",
- .data = &concurrent_sends,
- .maxlen = sizeof(int),
- .mode = 0444,
- .proc_handler = &proc_dointvec
- },
- {
- .ctl_name = O2IBLND_IB_MTU,
- .procname = "ib_mtu",
- .data = &ib_mtu,
- .maxlen = sizeof(int),
- .mode = 0444,
- .proc_handler = &proc_dointvec
- },
- {
- .ctl_name = O2IBLND_MAP_ON_DEMAND,
- .procname = "map_on_demand",
- .data = &map_on_demand,
- .maxlen = sizeof(int),
- .mode = 0444,
- .proc_handler = &proc_dointvec
- },
-
- {
- .ctl_name = O2IBLND_FMR_POOL_SIZE,
- .procname = "fmr_pool_size",
- .data = &fmr_pool_size,
- .maxlen = sizeof(int),
- .mode = 0444,
- .proc_handler = &proc_dointvec
- },
- {
- .ctl_name = O2IBLND_FMR_FLUSH_TRIGGER,
- .procname = "fmr_flush_trigger",
- .data = &fmr_flush_trigger,
- .maxlen = sizeof(int),
- .mode = 0444,
- .proc_handler = &proc_dointvec
- },
- {
- .ctl_name = O2IBLND_FMR_CACHE,
- .procname = "fmr_cache",
- .data = &fmr_cache,
- .maxlen = sizeof(int),
- .mode = 0444,
- .proc_handler = &proc_dointvec
- },
- {
- .ctl_name = O2IBLND_PMR_POOL_SIZE,
- .procname = "pmr_pool_size",
- .data = &pmr_pool_size,
- .maxlen = sizeof(int),
- .mode = 0444,
- .proc_handler = &proc_dointvec
- },
- {0}
+static struct ctl_table kiblnd_ctl_table[] = {
+ {
+ INIT_CTL_NAME
+ .procname = "service",
+ .data = &service,
+ .maxlen = sizeof(int),
+ .mode = 0444,
+ .proc_handler = &proc_dointvec
+ },
+ {
+ INIT_CTL_NAME
+ .procname = "cksum",
+ .data = &cksum,
+ .maxlen = sizeof(int),
+ .mode = 0644,
+ .proc_handler = &proc_dointvec
+ },
+ {
+ INIT_CTL_NAME
+ .procname = "timeout",
+ .data = &timeout,
+ .maxlen = sizeof(int),
+ .mode = 0644,
+ .proc_handler = &proc_dointvec
+ },
+ {
+ INIT_CTL_NAME
+ .procname = "ntx",
+ .data = &ntx,
+ .maxlen = sizeof(int),
+ .mode = 0444,
+ .proc_handler = &proc_dointvec
+ },
+ {
+ INIT_CTL_NAME
+ .procname = "credits",
+ .data = &credits,
+ .maxlen = sizeof(int),
+ .mode = 0444,
+ .proc_handler = &proc_dointvec
+ },
+ {
+ INIT_CTL_NAME
+ .procname = "peer_credits",
+ .data = &peer_credits,
+ .maxlen = sizeof(int),
+ .mode = 0444,
+ .proc_handler = &proc_dointvec
+ },
+ {
+ INIT_CTL_NAME
+ .procname = "peer_credits_hiw",
+ .data = &peer_credits_hiw,
+ .maxlen = sizeof(int),
+ .mode = 0444,
+ .proc_handler = &proc_dointvec
+ },
+ {
+ INIT_CTL_NAME
+ .procname = "peer_buffer_credits",
+ .data = &peer_buffer_credits,
+ .maxlen = sizeof(int),
+ .mode = 0444,
+ .proc_handler = &proc_dointvec
+ },
+ {
+ INIT_CTL_NAME
+ .procname = "peer_timeout",
+ .data = &peer_timeout,
+ .maxlen = sizeof(int),
+ .mode = 0444,
+ .proc_handler = &proc_dointvec
+ },
+ {
+ INIT_CTL_NAME
+ .procname = "ipif_name",
+ .data = ipif_basename_space,
+ .maxlen = sizeof(ipif_basename_space),
+ .mode = 0444,
+ .proc_handler = &proc_dostring
+ },
+ {
+ INIT_CTL_NAME
+ .procname = "retry_count",
+ .data = &retry_count,
+ .maxlen = sizeof(int),
+ .mode = 0644,
+ .proc_handler = &proc_dointvec
+ },
+ {
+ INIT_CTL_NAME
+ .procname = "rnr_retry_count",
+ .data = &rnr_retry_count,
+ .maxlen = sizeof(int),
+ .mode = 0644,
+ .proc_handler = &proc_dointvec
+ },
+ {
+ INIT_CTL_NAME
+ .procname = "keepalive",
+ .data = &keepalive,
+ .maxlen = sizeof(int),
+ .mode = 0644,
+ .proc_handler = &proc_dointvec
+ },
+ {
+ INIT_CTL_NAME
+ .procname = "concurrent_sends",
+ .data = &concurrent_sends,
+ .maxlen = sizeof(int),
+ .mode = 0444,
+ .proc_handler = &proc_dointvec
+ },
+ {
+ INIT_CTL_NAME
+ .procname = "ib_mtu",
+ .data = &ib_mtu,
+ .maxlen = sizeof(int),
+ .mode = 0444,
+ .proc_handler = &proc_dointvec
+ },
+ {
+ INIT_CTL_NAME
+ .procname = "map_on_demand",
+ .data = &map_on_demand,
+ .maxlen = sizeof(int),
+ .mode = 0444,
+ .proc_handler = &proc_dointvec
+ },
+ {
+ INIT_CTL_NAME
+ .procname = "fmr_pool_size",
+ .data = &fmr_pool_size,
+ .maxlen = sizeof(int),
+ .mode = 0444,
+ .proc_handler = &proc_dointvec
+ },
+ {
+ INIT_CTL_NAME
+ .procname = "fmr_flush_trigger",
+ .data = &fmr_flush_trigger,
+ .maxlen = sizeof(int),
+ .mode = 0444,
+ .proc_handler = &proc_dointvec
+ },
+ {
+ INIT_CTL_NAME
+ .procname = "fmr_cache",
+ .data = &fmr_cache,
+ .maxlen = sizeof(int),
+ .mode = 0444,
+ .proc_handler = &proc_dointvec
+ },
+ {
+ INIT_CTL_NAME
+ .procname = "pmr_pool_size",
+ .data = &pmr_pool_size,
+ .maxlen = sizeof(int),
+ .mode = 0444,
+ .proc_handler = &proc_dointvec
+ },
+ {
+ INIT_CTL_NAME
+ .procname = "dev_failover",
+ .data = &dev_failover,
+ .maxlen = sizeof(int),
+ .mode = 0444,
+ .proc_handler = &proc_dointvec
+ },
+ { 0 }
};
-static cfs_sysctl_table_t kiblnd_top_ctl_table[] = {
- {
- .ctl_name = CTL_O2IBLND,
- .procname = "o2iblnd",
- .data = NULL,
- .maxlen = 0,
- .mode = 0555,
- .child = kiblnd_ctl_table
- },
- {0}
+static struct ctl_table kiblnd_top_ctl_table[] = {
+ {
+ INIT_CTL_NAME
+ .procname = "o2iblnd",
+ .data = NULL,
+ .maxlen = 0,
+ .mode = 0555,
+ .child = kiblnd_ctl_table
+ },
+ { 0 }
};
void
space[size-1] = 0;
}
-void
+static void
kiblnd_sysctl_init (void)
{
- kiblnd_initstrtunable(ipif_basename_space, ipif_name,
- sizeof(ipif_basename_space));
+ kiblnd_initstrtunable(ipif_basename_space, ipif_name,
+ sizeof(ipif_basename_space));
- kiblnd_tunables.kib_sysctl =
- cfs_register_sysctl_table(kiblnd_top_ctl_table, 0);
+ kiblnd_tunables.kib_sysctl =
+ register_sysctl_table(kiblnd_top_ctl_table);
- if (kiblnd_tunables.kib_sysctl == NULL)
- CWARN("Can't setup /proc tunables\n");
+ if (kiblnd_tunables.kib_sysctl == NULL)
+ CWARN("Can't setup /proc tunables\n");
}
-void
+static void
kiblnd_sysctl_fini (void)
{
- if (kiblnd_tunables.kib_sysctl != NULL)
- cfs_unregister_sysctl_table(kiblnd_tunables.kib_sysctl);
+ if (kiblnd_tunables.kib_sysctl != NULL)
+ unregister_sysctl_table(kiblnd_tunables.kib_sysctl);
}
#else
-void
+static void
kiblnd_sysctl_init (void)
{
}
-void
+static void
kiblnd_sysctl_fini (void)
{
}