[095/143] mm/ksm: remove unused parameter from remove_trailing_rmap_items()

Commit Message

Andrew Morton May 5, 2021, 1:37 a.m. UTC

From: Chengyang Fan <[e-mail]>
Subject: mm/ksm: remove unused parameter from remove_trailing_rmap_items()

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.

Link: https://lkml.kernel.org/r/[e-mail]
Signed-off-by: Chengyang Fan <[e-mail]>
Reviewed-by: David Hildenbrand <[e-mail]>
Cc: Hugh Dickins <[e-mail]>
Signed-off-by: Andrew Morton <[e-mail]>
---

 mm/ksm.c |    7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

Patch

--- a/mm/ksm.c~mm-ksm-remove-unused-parameter-from-remove_trailing_rmap_items
+++ a/mm/ksm.c
@@ -815,8 +815,7 @@  out:
 	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;
@@ -987,7 +986,7 @@  static int unmerge_and_remove_all_rmap_i
 				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);
@@ -2333,7 +2332,7 @@  next_mm:
 	 * 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,