[PATCH] allow broken apps to include kernel header

Include compiler.h from sg.h as it uses the __user notation, and change
the types in scsi.h to use user exportable types.
Signed-off-by: Jens Axboe <axboe@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

include/scsi/scsi.h

@@ -214,25 +214,25 @@ static inline int scsi_status_is_good(int status)
  */
 
 struct ccs_modesel_head {
-	u8 _r1;			/* reserved */
-	u8 medium;		/* device-specific medium type */
-	u8 _r2;			/* reserved */
-	u8 block_desc_length;	/* block descriptor length */
-	u8 density;		/* device-specific density code */
-	u8 number_blocks_hi;	/* number of blocks in this block desc */
-	u8 number_blocks_med;
-	u8 number_blocks_lo;
-	u8 _r3;
-	u8 block_length_hi;	/* block length for blocks in this desc */
-	u8 block_length_med;
-	u8 block_length_lo;
+	__u8 _r1;			/* reserved */
+	__u8 medium;		/* device-specific medium type */
+	__u8 _r2;			/* reserved */
+	__u8 block_desc_length;	/* block descriptor length */
+	__u8 density;		/* device-specific density code */
+	__u8 number_blocks_hi;	/* number of blocks in this block desc */
+	__u8 number_blocks_med;
+	__u8 number_blocks_lo;
+	__u8 _r3;
+	__u8 block_length_hi;	/* block length for blocks in this desc */
+	__u8 block_length_med;
+	__u8 block_length_lo;
 };
 
 /*
  * ScsiLun: 8 byte LUN.
  */
 struct scsi_lun {
-	u8 scsi_lun[8];
+	__u8 scsi_lun[8];
 };
 
 /*

include/scsi/sg.h

 #ifndef _SCSI_GENERIC_H
 #define _SCSI_GENERIC_H
 
+#include <linux/compiler.h>
+
 /*
    History:
     Started: Aug 9 by Lawrence Foard (entropy@world.std.com), to allow user