diff mbox series

[kvm-unit-tests,v1,02/12] lib/list.h: add list_add_tail

Message ID 20201216201200.255172-3-imbrenda@linux.ibm.com (mailing list archive)
State New, archived
Headers show
Series Fix and improve the page allocator | expand

Commit Message

Claudio Imbrenda Dec. 16, 2020, 8:11 p.m. UTC 
Add a list_add_tail wrapper function to allow adding elements to the end
of a list.

Signed-off-by: Claudio Imbrenda <imbrenda@linux.ibm.com>
---
 lib/list.h | 9 +++++++++
 1 file changed, 9 insertions(+)

Comments

Thomas Huth Dec. 17, 2020, 12:39 p.m. UTC | #1 
On 16/12/2020 21.11, Claudio Imbrenda wrote:
> Add a list_add_tail wrapper function to allow adding elements to the end
> of a list.
> 
> Signed-off-by: Claudio Imbrenda <imbrenda@linux.ibm.com>
> ---
>  lib/list.h | 9 +++++++++
>  1 file changed, 9 insertions(+)
> 
> diff --git a/lib/list.h b/lib/list.h
> index 18d9516..7f9717e 100644
> --- a/lib/list.h
> +++ b/lib/list.h
> @@ -50,4 +50,13 @@ static inline void list_add(struct linked_list *head, struct linked_list *li)
>  	head->next = li;
>  }
>  
> +/*
> + * Add the given element before the given list head.
> + */
> +static inline void list_add_tail(struct linked_list *head, struct linked_list *li)
> +{
> +	assert(head);
> +	list_add(head->prev, li);
> +}
> +
>  #endif
> 

Reviewed-by: Thomas Huth <thuth@redhat.com>
diff mbox series

Patch

diff --git a/lib/list.h b/lib/list.h
index 18d9516..7f9717e 100644
--- a/lib/list.h
+++ b/lib/list.h
@@ -50,4 +50,13 @@  static inline void list_add(struct linked_list *head, struct linked_list *li)
 	head->next = li;
 }
 
+/*
+ * Add the given element before the given list head.
+ */
+static inline void list_add_tail(struct linked_list *head, struct linked_list *li)
+{
+	assert(head);
+	list_add(head->prev, li);
+}
+
 #endif