[PATCH 11/12] DRBD: misc

[Philipp Reisner <philipp.reisner@linbit.com>]

buildtag.c tag will go away when we are not longer an external module.

---
diff -uNrp linux-2.6.29-rc8/drivers/block/drbd/drbd_buildtag.c linux-2.6.29-rc8-drbd/drivers/block/drbd/drbd_buildtag.c
--- linux-2.6.29-rc8/drivers/block/drbd/drbd_buildtag.c	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.29-rc8-drbd/drivers/block/drbd/drbd_buildtag.c	2009-03-23 10:54:33.411143000 +0100
@@ -0,0 +1,7 @@
+/* automatically generated. DO NOT EDIT. */
+#include <linux/drbd_config.h>
+const char *drbd_buildtag(void)
+{
+	return "GIT-hash: 4af0e2574a0647b16810a7a82856691ca822a3a9"
+		" build by phil@fat-tyre, 2009-03-23 10:54:33";
+}
diff -uNrp linux-2.6.29-rc8/drivers/block/drbd/drbd_strings.c linux-2.6.29-rc8-drbd/drivers/block/drbd/drbd_strings.c
--- linux-2.6.29-rc8/drivers/block/drbd/drbd_strings.c	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.29-rc8-drbd/drivers/block/drbd/drbd_strings.c	2009-03-18 13:45:47.923235000 +0100
@@ -0,0 +1,116 @@
+/*
+  drbd.h
+  Kernel module for 2.6.x Kernels
+
+  This file is part of DRBD by Philipp Reisner and Lars Ellenberg.
+
+  Copyright (C) 2003-2008, LINBIT Information Technologies GmbH.
+  Copyright (C) 2003-2008, Philipp Reisner <philipp.reisner@linbit.com>.
+  Copyright (C) 2003-2008, Lars Ellenberg <lars.ellenberg@linbit.com>.
+
+  drbd is free software; you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation; either version 2, or (at your option)
+  any later version.
+
+  drbd 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 drbd; see the file COPYING.  If not, write to
+  the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
+
+*/
+
+#include <linux/drbd.h>
+
+static const char *drbd_conn_s_names[] = {
+	[StandAlone]     = "StandAlone",
+	[Disconnecting]  = "Disconnecting",
+	[Unconnected]    = "Unconnected",
+	[Timeout]        = "Timeout",
+	[BrokenPipe]     = "BrokenPipe",
+	[NetworkFailure] = "NetworkFailure",
+	[ProtocolError]  = "ProtocolError",
+	[WFConnection]   = "WFConnection",
+	[WFReportParams] = "WFReportParams",
+	[TearDown]       = "TearDown",
+	[Connected]      = "Connected",
+	[StartingSyncS]  = "StartingSyncS",
+	[StartingSyncT]  = "StartingSyncT",
+	[WFBitMapS]      = "WFBitMapS",
+	[WFBitMapT]      = "WFBitMapT",
+	[WFSyncUUID]     = "WFSyncUUID",
+	[SyncSource]     = "SyncSource",
+	[SyncTarget]     = "SyncTarget",
+	[VerifyS]        = "VerifyS",
+	[VerifyT]        = "VerifyT",
+	[PausedSyncS]    = "PausedSyncS",
+	[PausedSyncT]    = "PausedSyncT"
+};
+
+static const char *drbd_role_s_names[] = {
+	[Primary]   = "Primary",
+	[Secondary] = "Secondary",
+	[Unknown]   = "Unknown"
+};
+
+static const char *drbd_disk_s_names[] = {
+	[Diskless]     = "Diskless",
+	[Attaching]    = "Attaching",
+	[Failed]       = "Failed",
+	[Negotiating]  = "Negotiating",
+	[Inconsistent] = "Inconsistent",
+	[Outdated]     = "Outdated",
+	[DUnknown]     = "DUnknown",
+	[Consistent]   = "Consistent",
+	[UpToDate]     = "UpToDate",
+};
+
+static const char *drbd_state_sw_errors[] = {
+	[-SS_TwoPrimaries] = "Multiple primaries not allowed by config",
+	[-SS_NoUpToDateDisk] =
+		"Refusing to be Primary without at least one UpToDate disk",
+	[-SS_BothInconsistent] = "Refusing to be inconsistent on both nodes",
+	[-SS_SyncingDiskless] = "Refusing to be syncing and diskless",
+	[-SS_ConnectedOutdates] = "Refusing to be Outdated while Connected",
+	[-SS_PrimaryNOP] = "Refusing to be Primary while peer is not outdated",
+	[-SS_ResyncRunning] = "Can not start OV/resync since it is already active",
+	[-SS_AlreadyStandAlone] = "Can not disconnect a StandAlone device",
+	[-SS_CW_FailedByPeer] = "State changed was refused by peer node",
+	[-SS_IsDiskLess] =
+		"Device is diskless, the requesed operation requires a disk",
+	[-SS_DeviceInUse] = "Device is held open by someone",
+	[-SS_NoNetConfig] = "Have no net/connection configuration",
+	[-SS_NoVerifyAlg] = "Need a verify algorithm to start online verify",
+	[-SS_NeedConnection] = "Need a connection to start verify or resync",
+	[-SS_NotSupported] = "Peer does not support protocol",
+	[-SS_LowerThanOutdated] = "Disk state is lower than outdated",
+	[-SS_InTransientState] = "In transient state, retry after next state change",
+	[-SS_ConcurrentStChg] = "Concurrent state changes detected and aborted",
+};
+
+const char *conns_to_name(enum drbd_conns s)
+{
+	/* enums are unsigned... */
+	return s > PausedSyncT ? "TOO_LARGE" : drbd_conn_s_names[s];
+}
+
+const char *roles_to_name(enum drbd_role s)
+{
+	return s > Secondary   ? "TOO_LARGE" : drbd_role_s_names[s];
+}
+
+const char *disks_to_name(enum drbd_disk_state s)
+{
+	return s > UpToDate    ? "TOO_LARGE" : drbd_disk_s_names[s];
+}
+
+const char *set_st_err_name(enum set_st_err err)
+{
+	return err <= SS_AfterLastError ? "TOO_SMALL" :
+	       err > SS_TwoPrimaries ? "TOO_LARGE"
+			: drbd_state_sw_errors[-err];
+}