-/* -*- 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.
*
* Copyright (C) 2006 Myricom, Inc.
CFS_MODULE_PARM(n_waitd, "i", int, 0444,
"# of completion daemons");
+/* this was used to allocate global rxs which are no londer used */
static int max_peers = MXLND_MAX_PEERS;
CFS_MODULE_PARM(max_peers, "i", int, 0444,
- "maximum number of peers that may connect");
+ "Unused - was maximum number of peers that may connect");
static int cksum = MXLND_CKSUM;
CFS_MODULE_PARM(cksum, "i", int, 0644,
CFS_MODULE_PARM(ntx, "i", int, 0444,
"# of total tx message descriptors");
-static int credits = MXLND_MSG_QUEUE_DEPTH;
+/* this duplicates ntx */
+static int credits = MXLND_NTX;
CFS_MODULE_PARM(credits, "i", int, 0444,
- "# concurrent sends");
+ "Unused - was # concurrent sends to all peers");
+
+static int peercredits = MXLND_MSG_QUEUE_DEPTH;
+CFS_MODULE_PARM(peercredits, "i", int, 0444,
+ "# concurrent sends to one peer");
static int board = MXLND_MX_BOARD;
CFS_MODULE_PARM(board, "i", int, 0444,
static int ep_id = MXLND_MX_EP_ID;
CFS_MODULE_PARM(ep_id, "i", int, 0444, "MX endpoint ID");
+static char *ipif_name = "myri0";
+CFS_MODULE_PARM(ipif_name, "s", charp, 0444,
+ "IPoMX interface name");
+
static int polling = MXLND_POLLING;
CFS_MODULE_PARM(polling, "i", int, 0444,
"Use 0 to block (wait). A value > 0 will poll that many times before blocking");
static char *hosts = NULL;
CFS_MODULE_PARM(hosts, "s", charp, 0444,
- "IP-to-hostname resolution file");
+ "Unused - was IP-to-hostname resolution file");
kmx_tunables_t kmxlnd_tunables = {
.kmx_n_waitd = &n_waitd,
.kmx_cksum = &cksum,
.kmx_ntx = &ntx,
.kmx_credits = &credits,
+ .kmx_peercredits = &peercredits,
.kmx_board = &board,
.kmx_ep_id = &ep_id,
- .kmx_polling = &polling,
- .kmx_hosts = &hosts
+ .kmx_default_ipif = &ipif_name,
+ .kmx_polling = &polling
+};
+
+#if defined(CONFIG_SYSCTL) && !CFS_SYSFS_MODULE_PARM
+
+static char ipif_basename_space[32];
+
+#ifndef HAVE_SYSCTL_UNNUMBERED
+
+enum {
+ MXLND_N_WAITD = 1,
+ MXLND_MAX_PEERS,
+ MXLND_CKSUM,
+ MXLND_NNTX,
+ MXLND_CREDITS,
+ MXLND_BOARD,
+ MXLND_EP_ID,
+ MXLND_IPIF_BASENAME,
+ MXLND_POLLING
+};
+#else
+
+#define MXLND_N_WAITD CTL_UNNUMBERED
+#define MXLND_MAX_PEERS CTL_UNNUMBERED
+#define MXLND_CKSUM CTL_UNNUMBERED
+#define MXLND_NNTX CTL_UNNUMBERED
+#define MXLND_CREDITS CTL_UNNUMBERED
+#define MXLND_BOARD CTL_UNNUMBERED
+#define MXLND_EP_ID CTL_UNNUMBERED
+#define MXLND_IPIF_BASENAME CTL_UNNUMBERED
+#define MXLND_POLLING CTL_UNNUMBERED
+
+#endif
+
+static struct ctl_table kmxlnd_ctl_table[] = {
+ {
+ .ctl_name = 1,
+ .procname = "n_waitd",
+ .data = &n_waitd,
+ .maxlen = sizeof(int),
+ .mode = 0444,
+ .proc_handler = &proc_dointvec
+ },
+ {
+ .ctl_name = 2,
+ .procname = "max_peers",
+ .data = &max_peers,
+ .maxlen = sizeof(int),
+ .mode = 0444,
+ .proc_handler = &proc_dointvec
+ },
+ {
+ .ctl_name = 3,
+ .procname = "cksum",
+ .data = &cksum,
+ .maxlen = sizeof(int),
+ .mode = 0644,
+ .proc_handler = &proc_dointvec
+ },
+ {
+ .ctl_name = 4,
+ .procname = "ntx",
+ .data = &ntx,
+ .maxlen = sizeof(int),
+ .mode = 0444,
+ .proc_handler = &proc_dointvec
+ },
+ {
+ .ctl_name = 5,
+ .procname = "credits",
+ .data = &credits,
+ .maxlen = sizeof(int),
+ .mode = 0444,
+ .proc_handler = &proc_dointvec
+ },
+ {
+ .ctl_name = 6,
+ .procname = "peercredits",
+ .data = &peercredits,
+ .maxlen = sizeof(int),
+ .mode = 0444,
+ .proc_handler = &proc_dointvec
+ },
+ {
+ .ctl_name = 7,
+ .procname = "board",
+ .data = &board,
+ .maxlen = sizeof(int),
+ .mode = 0444,
+ .proc_handler = &proc_dointvec
+ },
+ {
+ .ctl_name = 8,
+ .procname = "ep_id",
+ .data = &ep_id,
+ .maxlen = sizeof(int),
+ .mode = 0444,
+ .proc_handler = &proc_dointvec
+ },
+ {
+ .ctl_name = 9,
+ .procname = "ipif_name",
+ .data = ipif_basename_space,
+ .maxlen = sizeof(ipif_basename_space),
+ .mode = 0444,
+ .proc_handler = &proc_dostring
+ },
+ {
+ .ctl_name = 10,
+ .procname = "polling",
+ .data = &polling,
+ .maxlen = sizeof(int),
+ .mode = 0444,
+ .proc_handler = &proc_dointvec
+ },
+ {0}
};
+
+static struct ctl_table kmxlnd_top_ctl_table[] = {
+ {
+ .ctl_name = 208,
+ .procname = "mxlnd",
+ .data = NULL,
+ .maxlen = 0,
+ .mode = 0555,
+ .child = kmxlnd_ctl_table
+ },
+ {0}
+};
+
+void
+kmxlnd_initstrtunable(char *space, char *str, int size)
+{
+ strncpy(space, str, size);
+ space[size-1] = 0;
+}
+
+void
+kmxlnd_sysctl_init (void)
+{
+ kmxlnd_initstrtunable(ipif_basename_space, ipif_name,
+ sizeof(ipif_basename_space));
+
+ kmxlnd_tunables.kib_sysctl =
+ register_sysctl_table(kmxlnd_top_ctl_table);
+
+ if (kmxlnd_tunables.kib_sysctl == NULL)
+ CWARN("Can't setup /proc tunables\n");
+}
+
+void
+kmxlnd_sysctl_fini (void)
+{
+ if (kmxlnd_tunables.kib_sysctl != NULL)
+ unregister_sysctl_table(kmxlnd_tunables.kib_sysctl);
+}
+
+#else
+
+void
+kmxlnd_sysctl_init (void)
+{
+}
+
+void
+kmxlnd_sysctl_fini (void)
+{
+}
+
+#endif
+
+int
+kmxlnd_tunables_init (void)
+{
+ kmxlnd_sysctl_init();
+ return 0;
+}
+
+void
+kmxlnd_tunables_fini (void)
+{
+ kmxlnd_sysctl_fini();
+}
git://git.whamcloud.com / fs / lustre-release.git / blobdiff