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async: simplify lowest_in_progress()
The code in lowest_in_progress() are duplicated in two branches, simplify them. tj: Minor indentation adjustment. Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com> Signed-off-by: Tejun Heo <tj@kernel.org> Cc: Arjan van de Ven <arjan@linux.intel.com>
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@ -84,24 +84,20 @@ static atomic_t entry_count;
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static async_cookie_t lowest_in_progress(struct async_domain *domain)
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{
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struct async_entry *first = NULL;
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struct list_head *pending;
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async_cookie_t ret = ASYNC_COOKIE_MAX;
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unsigned long flags;
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spin_lock_irqsave(&async_lock, flags);
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if (domain) {
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if (!list_empty(&domain->pending))
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first = list_first_entry(&domain->pending,
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struct async_entry, domain_list);
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} else {
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if (!list_empty(&async_global_pending))
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first = list_first_entry(&async_global_pending,
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struct async_entry, global_list);
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}
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if (domain)
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pending = &domain->pending;
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else
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pending = &async_global_pending;
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if (first)
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ret = first->cookie;
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if (!list_empty(pending))
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ret = list_first_entry(pending, struct async_entry,
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domain_list)->cookie;
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spin_unlock_irqrestore(&async_lock, flags);
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return ret;
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