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path: root/drivers/s390/block/dasd.c
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Diffstat (limited to 'drivers/s390/block/dasd.c')
-rw-r--r--drivers/s390/block/dasd.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c
index 451bf99582ff..f302efa937ef 100644
--- a/drivers/s390/block/dasd.c
+++ b/drivers/s390/block/dasd.c
@@ -698,10 +698,11 @@ static void dasd_profile_start(struct dasd_block *block,
}
spin_lock(&block->profile.lock);
- if (block->profile.data)
+ if (block->profile.data) {
block->profile.data->dasd_io_nr_req[counter]++;
if (rq_data_dir(req) == READ)
block->profile.data->dasd_read_nr_req[counter]++;
+ }
spin_unlock(&block->profile.lock);
/*
@@ -2978,12 +2979,12 @@ static int dasd_alloc_queue(struct dasd_block *block)
elevator_exit(block->request_queue->elevator);
block->request_queue->elevator = NULL;
+ mutex_lock(&block->request_queue->sysfs_lock);
rc = elevator_init(block->request_queue, "deadline");
- if (rc) {
+ if (rc)
blk_cleanup_queue(block->request_queue);
- return rc;
- }
- return 0;
+ mutex_unlock(&block->request_queue->sysfs_lock);
+ return rc;
}
/*