xfs: move xfs_do_force_shutdown() and kill xfs_rw.c

xfs_do_force_shutdown now is the only thing in xfs_rw.c. There is no
need to keep it in it's own file anymore, so move it to xfs_fsops.c
next to xfs_fs_goingdown() and kill xfs_rw.c.
Signed-off-by: NDave Chinner <dchinner@redhat.com>
Reviewed-by: NMark Tinguely <tinguely@sgi.com>
Signed-off-by: NBen Myers <bpm@sgi.com>

fs/xfs/Makefile

@@ -50,7 +50,6 @@ xfs-y				+= xfs_aops.o \
 				   xfs_sync.o \
 				   xfs_xattr.o \
 				   xfs_rename.o \
-				   xfs_rw.o \
 				   xfs_utils.o \
 				   xfs_vnodeops.o \
 				   kmem.o \

fs/xfs/xfs_fsops.c

@@ -688,3 +688,63 @@ xfs_fs_goingdown(
 
 	return 0;
 }
+
+/*
+ * Force a shutdown of the filesystem instantly while keeping the filesystem
+ * consistent. We don't do an unmount here; just shutdown the shop, make sure
+ * that absolutely nothing persistent happens to this filesystem after this
+ * point.
+ */
+void
+xfs_do_force_shutdown(
+	xfs_mount_t	*mp,
+	int		flags,
+	char		*fname,
+	int		lnnum)
+{
+	int		logerror;
+
+	logerror = flags & SHUTDOWN_LOG_IO_ERROR;
+
+	if (!(flags & SHUTDOWN_FORCE_UMOUNT)) {
+		xfs_notice(mp,
+	"%s(0x%x) called from line %d of file %s.  Return address = 0x%p",
+			__func__, flags, lnnum, fname, __return_address);
+	}
+	/*
+	 * No need to duplicate efforts.
+	 */
+	if (XFS_FORCED_SHUTDOWN(mp) && !logerror)
+		return;
+
+	/*
+	 * This flags XFS_MOUNT_FS_SHUTDOWN, makes sure that we don't
+	 * queue up anybody new on the log reservations, and wakes up
+	 * everybody who's sleeping on log reservations to tell them
+	 * the bad news.
+	 */
+	if (xfs_log_force_umount(mp, logerror))
+		return;
+
+	if (flags & SHUTDOWN_CORRUPT_INCORE) {
+		xfs_alert_tag(mp, XFS_PTAG_SHUTDOWN_CORRUPT,
+    "Corruption of in-memory data detected.  Shutting down filesystem");
+		if (XFS_ERRLEVEL_HIGH <= xfs_error_level)
+			xfs_stack_trace();
+	} else if (!(flags & SHUTDOWN_FORCE_UMOUNT)) {
+		if (logerror) {
+			xfs_alert_tag(mp, XFS_PTAG_SHUTDOWN_LOGERROR,
+		"Log I/O Error Detected.  Shutting down filesystem");
+		} else if (flags & SHUTDOWN_DEVICE_REQ) {
+			xfs_alert_tag(mp, XFS_PTAG_SHUTDOWN_IOERROR,
+		"All device paths lost.  Shutting down filesystem");
+		} else if (!(flags & SHUTDOWN_REMOTE_REQ)) {
+			xfs_alert_tag(mp, XFS_PTAG_SHUTDOWN_IOERROR,
+		"I/O Error Detected. Shutting down filesystem");
+		}
+	}
+	if (!(flags & SHUTDOWN_FORCE_UMOUNT)) {
+		xfs_alert(mp,
+	"Please umount the filesystem and rectify the problem(s)");
+	}
+}

fs/xfs/xfs_rw.c

-/*
- * Copyright (c) 2000-2006 Silicon Graphics, Inc.
- * All Rights Reserved.
- *
- * This program 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.
- *
- * This program is distributed in the hope that it would 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 this program; if not, write the Free Software Foundation,
- * Inc.,  51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
- */
-#include "xfs.h"
-#include "xfs_fs.h"
-#include "xfs_types.h"
-#include "xfs_bit.h"
-#include "xfs_log.h"
-#include "xfs_trans.h"
-#include "xfs_sb.h"
-#include "xfs_ag.h"
-#include "xfs_mount.h"
-#include "xfs_bmap_btree.h"
-#include "xfs_dinode.h"
-#include "xfs_inode.h"
-#include "xfs_error.h"
-
-/*
- * Force a shutdown of the filesystem instantly while keeping
- * the filesystem consistent. We don't do an unmount here; just shutdown
- * the shop, make sure that absolutely nothing persistent happens to
- * this filesystem after this point.
- */
-void
-xfs_do_force_shutdown(
-	xfs_mount_t	*mp,
-	int		flags,
-	char		*fname,
-	int		lnnum)
-{
-	int		logerror;
-
-	logerror = flags & SHUTDOWN_LOG_IO_ERROR;
-
-	if (!(flags & SHUTDOWN_FORCE_UMOUNT)) {
-		xfs_notice(mp,
-	"%s(0x%x) called from line %d of file %s.  Return address = 0x%p",
-			__func__, flags, lnnum, fname, __return_address);
-	}
-	/*
-	 * No need to duplicate efforts.
-	 */
-	if (XFS_FORCED_SHUTDOWN(mp) && !logerror)
-		return;
-
-	/*
-	 * This flags XFS_MOUNT_FS_SHUTDOWN, makes sure that we don't
-	 * queue up anybody new on the log reservations, and wakes up
-	 * everybody who's sleeping on log reservations to tell them
-	 * the bad news.
-	 */
-	if (xfs_log_force_umount(mp, logerror))
-		return;
-
-	if (flags & SHUTDOWN_CORRUPT_INCORE) {
-		xfs_alert_tag(mp, XFS_PTAG_SHUTDOWN_CORRUPT,
-    "Corruption of in-memory data detected.  Shutting down filesystem");
-		if (XFS_ERRLEVEL_HIGH <= xfs_error_level)
-			xfs_stack_trace();
-	} else if (!(flags & SHUTDOWN_FORCE_UMOUNT)) {
-		if (logerror) {
-			xfs_alert_tag(mp, XFS_PTAG_SHUTDOWN_LOGERROR,
-		"Log I/O Error Detected.  Shutting down filesystem");
-		} else if (flags & SHUTDOWN_DEVICE_REQ) {
-			xfs_alert_tag(mp, XFS_PTAG_SHUTDOWN_IOERROR,
-		"All device paths lost.  Shutting down filesystem");
-		} else if (!(flags & SHUTDOWN_REMOTE_REQ)) {
-			xfs_alert_tag(mp, XFS_PTAG_SHUTDOWN_IOERROR,
-		"I/O Error Detected. Shutting down filesystem");
-		}
-	}
-	if (!(flags & SHUTDOWN_FORCE_UMOUNT)) {
-		xfs_alert(mp,
-	"Please umount the filesystem and rectify the problem(s)");
-	}
-}