block: move struct biovec_slab to bio.c

struct biovec_slab is only used inside of bio.c, so move it there.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

1 files changed, 6 insertions, 0 deletions

diff --git a/block/bio.c b/block/bio.c
index cee2d310f02e..2c359dadfdf6 100644
--- a/block/bio.c
+++ b/block/bio.c
@@ -25,6 +25,12 @@
 #include "blk.h"
 #include "blk-rq-qos.h"
 
+struct biovec_slab {
+	int nr_vecs;
+	char *name;
+	struct kmem_cache *slab;
+};
+
 /*
  * if you change this list, also change bvec_alloc or things will
  * break badly! cannot be bigger than what you can fit into an