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block: test-iosched: Add support for setting rq_disk

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Some block devices requires the rq_disk field to be assigned.
This patch exposes a new API to the block device test utility for
getting the rq_disk assigned, in the created request.

Change-Id: I61dc4dad50eb7600728156a6cd08bb1ee134df0d
Signed-off-by: Dolev Raviv <draviv@codeaurora.org>
This commit is contained in:
Dolev Raviv 2013-01-09 12:00:02 +02:00 • committed by David Keitel
parent 28e42664db
commit a3c942633c
2 changed files with 4 additions and 0 deletions
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2
block/test-iosched.c
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@ -361,6 +361,8 @@ struct test_request *test_iosched_create_test_req(int is_err_expcted,
test_rq->req_completed = false; test_rq->req_completed = false;
test_rq->req_result = -EINVAL; test_rq->req_result = -EINVAL;
test_rq->rq = rq; test_rq->rq = rq;
if (ptd->test_info.get_rq_disk_fn)
test_rq->rq->rq_disk = ptd->test_info.get_rq_disk_fn();
test_rq->is_err_expected = is_err_expcted; test_rq->is_err_expected = is_err_expcted;
rq->elv.priv[0] = (void *)test_rq; rq->elv.priv[0] = (void *)test_rq;

2
include/linux/test-iosched.h
View file

@ -38,6 +38,7 @@ typedef int (post_test_fn) (struct test_data *);
typedef char* (get_test_case_str_fn) (struct test_data *); typedef char* (get_test_case_str_fn) (struct test_data *);
typedef void (blk_dev_test_init_fn) (void); typedef void (blk_dev_test_init_fn) (void);
typedef void (blk_dev_test_exit_fn) (void); typedef void (blk_dev_test_exit_fn) (void);
typedef struct gendisk* (get_rq_disk_fn) (void);
/** /**
* enum test_state - defines the state of the test * enum test_state - defines the state of the test
@ -141,6 +142,7 @@ struct test_info {
post_test_fn *post_test_fn; post_test_fn *post_test_fn;
get_test_case_str_fn *get_test_case_str_fn; get_test_case_str_fn *get_test_case_str_fn;
unsigned long test_duration; unsigned long test_duration;
get_rq_disk_fn *get_rq_disk_fn;
void *data; void *data;
}; };