Merge git://git.kernel.org/pub/scm/linux/kernel/git/x86/linux-2.6-x86

[pandora-kernel.git] / include / linux / blkdev.h

diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index e18d419..e1888cc 100644 (file)
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -39,7 +39,6 @@ void exit_io_context(void);
 struct io_context *get_io_context(gfp_t gfp_flags, int node);
 struct io_context *alloc_io_context(gfp_t gfp_flags, int node);
 void copy_io_context(struct io_context **pdst, struct io_context **psrc);
-void swap_io_context(struct io_context **ioc1, struct io_context **ioc2);
 
 struct request;
 typedef void (rq_end_io_fn)(struct request *, int);
@@ -138,7 +137,9 @@ enum rq_flag_bits {
 #define BLK_MAX_CDB    16
 
 /*
- * try to put the fields that are referenced together in the same cacheline
+ * try to put the fields that are referenced together in the same cacheline.
+ * if you modify this structure, be sure to check block/blk-core.c:rq_init()
+ * as well!
  */
 struct request {
        struct list_head queuelist;
@@ -655,15 +656,18 @@ static inline void blk_run_address_space(struct address_space *mapping)
  * blk_end_request() for parts of the original function.
  * This prevents code duplication in drivers.
  */
-extern int blk_end_request(struct request *rq, int error, int nr_bytes);
-extern int __blk_end_request(struct request *rq, int error, int nr_bytes);
-extern int blk_end_bidi_request(struct request *rq, int error, int nr_bytes,
-                               int bidi_bytes);
+extern int blk_end_request(struct request *rq, int error,
+                               unsigned int nr_bytes);
+extern int __blk_end_request(struct request *rq, int error,
+                               unsigned int nr_bytes);
+extern int blk_end_bidi_request(struct request *rq, int error,
+                               unsigned int nr_bytes, unsigned int bidi_bytes);
 extern void end_request(struct request *, int);
 extern void end_queued_request(struct request *, int);
 extern void end_dequeued_request(struct request *, int);
-extern int blk_end_request_callback(struct request *rq, int error, int nr_bytes,
-                                   int (drv_callback)(struct request *));
+extern int blk_end_request_callback(struct request *rq, int error,
+                               unsigned int nr_bytes,
+                               int (drv_callback)(struct request *));
 extern void blk_complete_request(struct request *);
 
 /*