Just stumbled over this. Looks like the write hints array in the request queue is not allotted with the required space to accommodate all the write hint types.
fixes: f793dfd3f39a (blk-mq: expose write hints through debugfs) Signed-off-by: Avri Altman <[email protected]> --- include/linux/blkdev.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index d6869e0..0c8010d 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -665,7 +665,7 @@ struct request_queue { struct work_struct release_work; -#define BLK_MAX_WRITE_HINTS 5 +#define BLK_MAX_WRITE_HINTS 6 u64 write_hints[BLK_MAX_WRITE_HINTS]; }; -- 1.9.1
