diff mbox series

[RFC,1/3] mm/migrate: remove unused mm argument from do_move_pages_to_node

Message ID 20230907075453.350554-2-gregory.price@memverge.com
State Accepted
Commit ec47e250628903d48d9ff490c6b532df889bcaa3
Headers show
Series sys_move_phy_pages system call | expand

Commit Message

Gregory Price Sept. 7, 2023, 7:54 a.m. UTC 
preparatory work to re-use do_move_pages_to_node with a physical
address instead of virtual address.  This function does not actively
use the mm_struct, so it can be removed.

Signed-off-by: Gregory Price <gregory.price@memverge.com>
---
 mm/migrate.c | 13 ++++++-------
 1 file changed, 6 insertions(+), 7 deletions(-)
diff mbox series

Patch

diff --git a/mm/migrate.c b/mm/migrate.c
index b7fa020003f3..6ecb1e68c34a 100644
--- a/mm/migrate.c
+++ b/mm/migrate.c
@@ -2026,8 +2026,7 @@  static int store_status(int __user *status, int start, int value, int nr)
 	return 0;
 }
 
-static int do_move_pages_to_node(struct mm_struct *mm,
-		struct list_head *pagelist, int node)
+static int do_move_pages_to_node(struct list_head *pagelist, int node)
 {
 	int err;
 	struct migration_target_control mtc = {
@@ -2123,7 +2122,7 @@  static int add_page_for_migration(struct mm_struct *mm, const void __user *p,
 	return err;
 }
 
-static int move_pages_and_store_status(struct mm_struct *mm, int node,
+static int move_pages_and_store_status(int node,
 		struct list_head *pagelist, int __user *status,
 		int start, int i, unsigned long nr_pages)
 {
@@ -2132,7 +2131,7 @@  static int move_pages_and_store_status(struct mm_struct *mm, int node,
 	if (list_empty(pagelist))
 		return 0;
 
-	err = do_move_pages_to_node(mm, pagelist, node);
+	err = do_move_pages_to_node(pagelist, node);
 	if (err) {
 		/*
 		 * Positive err means the number of failed
@@ -2190,7 +2189,7 @@  static int do_pages_move(struct mm_struct *mm, nodemask_t task_nodes,
 			current_node = node;
 			start = i;
 		} else if (node != current_node) {
-			err = move_pages_and_store_status(mm, current_node,
+			err = move_pages_and_store_status(current_node,
 					&pagelist, status, start, i, nr_pages);
 			if (err)
 				goto out;
@@ -2225,7 +2224,7 @@  static int do_pages_move(struct mm_struct *mm, nodemask_t task_nodes,
 		if (err)
 			goto out_flush;
 
-		err = move_pages_and_store_status(mm, current_node, &pagelist,
+		err = move_pages_and_store_status(current_node, &pagelist,
 				status, start, i, nr_pages);
 		if (err) {
 			/* We have accounted for page i */
@@ -2237,7 +2236,7 @@  static int do_pages_move(struct mm_struct *mm, nodemask_t task_nodes,
 	}
 out_flush:
 	/* Make sure we do not overwrite the existing error */
-	err1 = move_pages_and_store_status(mm, current_node, &pagelist,
+	err1 = move_pages_and_store_status(current_node, &pagelist,
 				status, start, i, nr_pages);
 	if (err >= 0)
 		err = err1;