APEI, GHES: Cleanup unnecessary function for lockless list

We have a generic function to reverse a lockless list, kill homegrown
copy.

Signed-off-by: Chen, Gong <gong.chen@linux.intel.com>
Link: http://lkml.kernel.org/r/1406530260-26078-2-git-send-email-gong.chen@linux.intel.com
Acked-by: Tony Luck <tony.luck@intel.com>
Acked-by: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
[ Boris: correct commit msg ]
Signed-off-by: Borislav Petkov <bp@suse.de>

1 files changed, 2 insertions, 16 deletions

diff --git a/drivers/acpi/apei/ghes.c b/drivers/acpi/apei/ghes.c
index fc5f780bb61d..9dcc9158c8e2 100644
--- a/drivers/acpi/apei/ghes.c
+++ b/drivers/acpi/apei/ghes.c
@@ -738,20 +738,6 @@ static LIST_HEAD(ghes_nmi);
 
 static int ghes_panic_timeout   __read_mostly = 30;
 
-static struct llist_node *llist_nodes_reverse(struct llist_node *llnode)
-{
-        struct llist_node *next, *tail = NULL;
-
-        while (llnode) {
-                next = llnode->next;
-                llnode->next = tail;
-                tail = llnode;
-                llnode = next;
-        }
-
-        return tail;
-}
-
 static void ghes_proc_in_irq(struct irq_work *irq_work)
 {
         struct llist_node *llnode, *next;
@@ -765,7 +751,7 @@ static void ghes_proc_in_irq(struct irq_work *irq_work)
          * Because the time order of estatus in list is reversed,
          * revert it back to proper order.
          */
-        llnode = llist_nodes_reverse(llnode);
+        llnode = llist_reverse_order(llnode);
         while (llnode) {
                 next = llnode->next;
                 estatus_node = llist_entry(llnode, struct ghes_estatus_node,
@@ -798,7 +784,7 @@ static void ghes_print_queued_estatus(void)
          * Because the time order of estatus in list is reversed,
          * revert it back to proper order.
          */
-        llnode = llist_nodes_reverse(llnode);
+        llnode = llist_reverse_order(llnode);
         while (llnode) {
                 estatus_node = llist_entry(llnode, struct ghes_estatus_node,
                                            llnode);