* Li Zefan <lizf@xxxxxxxxxxxxxx> wrote: > --- a/include/linux/blktrace_api.h > +++ b/include/linux/blktrace_api.h > @@ -165,8 +165,9 @@ struct blk_trace { > > extern int blk_trace_ioctl(struct block_device *, unsigned, char __user *); > extern void blk_trace_shutdown(struct request_queue *); > -extern int do_blk_trace_setup(struct request_queue *q, > - char *name, dev_t dev, struct blk_user_trace_setup *buts); > +extern int do_blk_trace_setup(struct request_queue *q, char *name, > + dev_t dev, struct block_device *bdev, > + struct blk_user_trace_setup *buts); > extern void __trace_note_message(struct blk_trace *, const char *fmt, ...); > > /** > @@ -193,6 +194,7 @@ extern void __trace_note_message(struct blk_trace *, const char *fmt, ...); > extern void blk_add_driver_data(struct request_queue *q, struct request *rq, > void *data, size_t len); > extern int blk_trace_setup(struct request_queue *q, char *name, dev_t dev, > + struct block_device *bdev, > char __user *arg); > extern int blk_trace_startstop(struct request_queue *q, int start); > extern int blk_trace_remove(struct request_queue *q); Small detail: you forgot about the !CONFIG_BLK_DEV_IO_TRACE case here, the wrapper macros there need to be updated. (no need to resend - i fixed this up in the 1/3 and 3/3 patches) Ingo -- To unsubscribe from this list: send the line "unsubscribe linux-btrace" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html