hctx_tags_show

Name:hctx_tags_show

Proto:static int hctx_tags_show(void *data, struct seq_file *m)

Type:int

Parameter:

Type	Parameter	Name
void *	data
struct seq_file *	m

462

463

q = @queue: Pointer to the request queue that owns this hardware context.

466

res = mutex_lock_interruptible( & sysfs_lock)

467

If res Then Go to out

469

If @tags: Tags owned by the block driver. A tag at this set is only* assigned when a request is dispatched from a hardware queue. Then blk_mq_debugfs_tags_show(m, @tags: Tags owned by the block driver. A tag at this set is only* assigned when a request is dispatched from a hardware queue.)

471

mutex_unlock - release the mutex*@lock: the mutex to be released* Unlock a mutex that has been locked by this task previously.* This function must not be used in interrupt context. Unlocking* of a not locked mutex is not allowed.

473

out :

474

Return res

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