[PATCH] mm/ksm: remove unused parameter from remove_trailing_rmap_items()

[Chengyang Fan]

Since commit 6514d511dbe5 ("ksm: singly-linked rmap_list") was
merged, remove_trailing_rmap_items() doesn't use the 'mm_slot'
parameter. So remove it, and update caller accordingly.

Signed-off-by: Chengyang Fan <cy....@huawei.com>
---
 mm/ksm.c | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/mm/ksm.c b/mm/ksm.c
index 9694ee2c71de..dd69f030c8c0 100644
--- a/mm/ksm.c
+++ b/mm/ksm.c
@@ -817,8 +817,7 @@ static void remove_rmap_item_from_tree(struct rmap_item 
*rmap_item)
        cond_resched();         /* we're called from many long loops */
 }
 
-static void remove_trailing_rmap_items(struct mm_slot *mm_slot,
-                                      struct rmap_item **rmap_list)
+static void remove_trailing_rmap_items(struct rmap_item **rmap_list)
 {
        while (*rmap_list) {
                struct rmap_item *rmap_item = *rmap_list;
@@ -989,7 +988,7 @@ static int unmerge_and_remove_all_rmap_items(void)
                                goto error;
                }
 
-               remove_trailing_rmap_items(mm_slot, &mm_slot->rmap_list);
+               remove_trailing_rmap_items(&mm_slot->rmap_list);
                mmap_read_unlock(mm);
 
                spin_lock(&ksm_mmlist_lock);
@@ -2337,7 +2336,7 @@ static struct rmap_item *scan_get_next_rmap_item(struct 
page **page)
         * Nuke all the rmap_items that are above this current rmap:
         * because there were no VM_MERGEABLE vmas with such addresses.
         */
-       remove_trailing_rmap_items(slot, ksm_scan.rmap_list);
+       remove_trailing_rmap_items(ksm_scan.rmap_list);
 
        spin_lock(&ksm_mmlist_lock);
        ksm_scan.mm_slot = list_entry(slot->mm_list.next,
-- 
2.25.1