On Mon, Nov 19 2007, Mike Miller wrote: > Patch 2 of 3 > This patch adds support for the blktrace utility. Please consider this for > inclusion. Seems there was already a call to blk_add_trace. This patch adds > ifdef's and includes the header file. > > Signed-off-by: Mike Miller <mike.miller@xxxxxx> > > > diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c > index 2ba5a89..61bc0f3 100644 > --- a/drivers/block/cciss.c > +++ b/drivers/block/cciss.c > @@ -41,6 +41,10 @@ > #include <asm/uaccess.h> > #include <asm/io.h> > > +#ifdef CONFIG_BLK_DEV_IO_TRACE > +#include <linux/blktrace_api.h> > +#endif /* CONFIG_BLK_DEV_IO_TRACE */ > + > #include <linux/dma-mapping.h> > #include <linux/blkdev.h> > #include <linux/genhd.h> > @@ -3013,7 +3017,9 @@ after_error_processing: > } > cmd->rq->data_len = 0; > cmd->rq->completion_data = cmd; > +#ifdef CONFIG_BLK_DEV_IO_TRACE > blk_add_trace_rq(cmd->rq->q, cmd->rq, BLK_TA_COMPLETE); > +#endif /* CONFIG_BLK_DEV_IO_TRACE */ > blk_complete_request(cmd->rq); > } Puzzled by this patch... What is it trying to achieve? -- Jens Axboe - To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
