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author | Jens Axboe <jens.axboe@oracle.com> | 2008-09-14 12:56:33 (GMT) |
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committer | Jens Axboe <jens.axboe@oracle.com> | 2008-10-09 06:56:17 (GMT) |
commit | 581d4e28d9195aa8b2231383dbabc288988d615e (patch) | |
tree | 093bcac9a538ef67edcf91826f7532bdb88e6248 /include/linux/blkdev.h | |
parent | 0a0d96b03a1f3bfd6bc3ea08008699e8e59fccd9 (diff) | |
download | linux-fsl-qoriq-581d4e28d9195aa8b2231383dbabc288988d615e.tar.xz |
block: add fault injection mechanism for faking request timeouts
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>
Diffstat (limited to 'include/linux/blkdev.h')
-rw-r--r-- | include/linux/blkdev.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index b47767c..e34999d 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -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) { |