list_is_singular

Name:list_is_singular - tests whether a list has just one entry.*@head: the list to test.

Proto:static inline int list_is_singular(const struct list_head *head)

Type:int

Parameter:

Type	Parameter	Name
const struct list_head *	head

328

Return Not list_empty - tests whether a list is empty*@head: the list to test. && next == prev

**Caller**
Name	Describe
list_test_list_is_singular
rwsem_try_write_lock	This function must be called with the sem->wait_lock held to prevent* race conditions between checking the rwsem wait list and setting the* If wstate is WRITER_HANDOFF, it will make sure that either the handoff
klp_unpatch_func
klp_check_stack_func	Determine whether the given stack trace includes any references to a* to-be-patched or to-be-unpatched function.
collect_one_slot	Return 1 if all garbages are collected, otherwise 0.
__unregister_kprobe_top	Unregister a kprobe without a scheduler synchronization.
__unregister_kprobe_bottom
is_mergeable_anon_vma
reusable_anon_vma	Do some basic sanity checking to see if we can re-use the anon_vma* from 'old'
blk_mq_dispatch_rq_list	Returns true if we did some work AND can potentially do more.
blk_add_rq_to_plug
blk_mq_del_queue_tag_set
find_topper
list_cut_position	list_cut_position - cut a list into two@list: a new list to add all removed entries@head: a list with entries@entry: an entry within head, could be the head itself and if so we won't cut the list* This helper moves the initial part of @head, up to and
wq_has_single_sleeper	wq_has_single_sleeper - check if there is only one sleeper@wq_head: wait queue head Returns true of wq_head has only one sleeper on the list.* Please refer to the comment for waitqueue_active.

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