forge/linux-pinenote
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

block: add fault injection mechanism for faking request timeouts

Browse source 
Only works for the generic request timer handling. Allows one to
sporadically ignore request completions, thus exercising the timeout
handling.

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
This commit is contained in:
Jens Axboe 2008-09-14 05:56:33 -07:00
commit 581d4e28d9
6 changed files with 94 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

1
include/linux/blkdev.h
View file

@ -440,6 +440,7 @@ struct request_queue
#define QUEUE_FLAG_BIDI 9 /* queue supports bidi requests */
#define QUEUE_FLAG_NOMERGES 10 /* disable merge attempts */
#define QUEUE_FLAG_SAME_COMP 11 /* force complete on same CPU */
#define QUEUE_FLAG_FAIL_IO 12 /* fake timeout */
static inline int queue_is_locked(struct request_queue *q)
{