block: remove the cmd_size field from struct request_queue

Entirely unused.

Signed-off-by: Christoph Hellwig <hch@lst.de>

diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 9e367509bea1043733f0881359511511b2450c1d..6737e484280d3f2405dd82c7e5b5056c00809800 100644 (file)
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -544,8 +544,6 @@ struct request_queue {
 
        bool                    mq_sysfs_init_done;
 
-       size_t                  cmd_size;
-
 #define BLK_MAX_WRITE_HINTS    5
        u64                     write_hints[BLK_MAX_WRITE_HINTS];
 };