[PATCH] include buffer_head.h in actual users instead of fs.h (5/10)

Include buffer_head.h directly in the file in drivers/ that need it
(9 files).  Note that most of this uses are layering violations that I
will address later.

drivers/block/blkpg.c

@@ -36,6 +36,7 @@
 #include <linux/genhd.h>
 #include <linux/module.h>               /* for EXPORT_SYMBOL */
 #include <linux/backing-dev.h>
+#include <linux/buffer_head.h>
 
 #include <asm/uaccess.h>
 

drivers/block/floppy.c

@@ -174,6 +174,7 @@ static int print_unex=1;
 #include <linux/init.h>
 #include <linux/devfs_fs_kernel.h>
 #include <linux/device.h>
+#include <linux/buffer_head.h>		/* for invalidate_buffers() */
 
 /*
  * PS/2 floppies have much slower step rates than regular floppies.
@@ -3793,6 +3794,7 @@ static int floppy_open(struct inode * inode, struct file * filp)
 	if (old_dev != -1 && old_dev != minor(inode->i_rdev)) {
 		if (buffer_drive == drive)
 			buffer_track = -1;
+		/* umm, invalidate_buffers() in ->open??  --hch */
 		invalidate_buffers(mk_kdev(FLOPPY_MAJOR,old_dev));
 	}
 

drivers/block/ll_rw_blk.c

@@ -25,6 +25,7 @@
 #include <linux/bootmem.h>
 #include <linux/completion.h>
 #include <linux/compiler.h>
+#include <linux/buffer_head.h>
 #include <scsi/scsi.h>
 #include <linux/backing-dev.h>
 

drivers/block/loop.c

@@ -73,6 +73,7 @@
 #include <linux/slab.h>
 #include <linux/loop.h>
 #include <linux/suspend.h>
+#include <linux/buffer_head.h>		/* for invalidate_bdev() */
 
 #include <asm/uaccess.h>
 

drivers/block/rd.c

@@ -48,6 +48,7 @@
 #include <linux/module.h>
 #include <linux/init.h>
 #include <linux/devfs_fs_kernel.h>
+#include <linux/buffer_head.h>		/* for invalidate_bdev() */
 #include <asm/uaccess.h>
 
 /*

drivers/char/sysrq.c

@@ -28,6 +28,7 @@
 #include <linux/smp_lock.h>
 #include <linux/module.h>
 #include <linux/suspend.h>
+#include <linux/buffer_head.h>		/* for fsync_bdev()/wakeup_bdflush() */
 
 #include <linux/spinlock.h>
 

drivers/ide/ide-disk.c

@@ -28,6 +28,7 @@
 #include <linux/delay.h>
 #include <linux/ide.h>
 #include <linux/suspend.h>
+#include <linux/buffer_head.h>		/* for invalidate_bdev() */
 
 #include <asm/byteorder.h>
 #include <asm/irq.h>
@@ -392,6 +393,7 @@ static void idedisk_release(struct inode *inode, struct file *filp, struct ata_d
 	if (drive->removable && !drive->usage) {
 		struct ata_taskfile args;
 
+		/* XXX I don't think this is up to the lowlevel drivers..  --hch */
 		invalidate_bdev(inode->i_bdev, 0);
 
 		memset(&args, 0, sizeof(args));

drivers/scsi/scsicam.c

@@ -16,6 +16,7 @@
 #include <linux/genhd.h>
 #include <linux/kernel.h>
 #include <linux/blk.h>
+#include <linux/buffer_head.h>
 #include <asm/unaligned.h>
 #include "scsi.h"
 #include "hosts.h"

drivers/scsi/sr_ioctl.c

@@ -5,6 +5,7 @@
 #include <asm/uaccess.h>
 #include <linux/errno.h>
 #include <linux/string.h>
+#include <linux/buffer_head.h>		/* for invalidate_buffers() */
 
 #include <linux/blk.h>
 #include <linux/blkpg.h>