diff options
Diffstat (limited to 'mm/migrate.c')
| -rw-r--r-- | mm/migrate.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/mm/migrate.c b/mm/migrate.c index 98f1c11197a8..8cd11bc9208f 100644 --- a/mm/migrate.c +++ b/mm/migrate.c @@ -2097,15 +2097,18 @@ static int do_move_pages_to_node(struct mm_struct *mm, * target node * 1 - when it has been queued */ -static int add_page_for_migration(struct mm_struct *mm, unsigned long addr, +static int add_page_for_migration(struct mm_struct *mm, const void __user *p, int node, struct list_head *pagelist, bool migrate_all) { struct vm_area_struct *vma; + unsigned long addr; struct page *page; int err; bool isolated; mmap_read_lock(mm); + addr = (unsigned long)untagged_addr_remote(mm, p); + err = -EFAULT; vma = vma_lookup(mm, addr); if (!vma || !vma_migratable(vma)) @@ -2211,7 +2214,6 @@ static int do_pages_move(struct mm_struct *mm, nodemask_t task_nodes, for (i = start = 0; i < nr_pages; i++) { const void __user *p; - unsigned long addr; int node; err = -EFAULT; @@ -2219,7 +2221,6 @@ static int do_pages_move(struct mm_struct *mm, nodemask_t task_nodes, goto out_flush; if (get_user(node, nodes + i)) goto out_flush; - addr = (unsigned long)untagged_addr(p); err = -ENODEV; if (node < 0 || node >= MAX_NUMNODES) @@ -2247,8 +2248,8 @@ static int do_pages_move(struct mm_struct *mm, nodemask_t task_nodes, * Errors in the page lookup or isolation are not fatal and we simply * report them via status */ - err = add_page_for_migration(mm, addr, current_node, - &pagelist, flags & MPOL_MF_MOVE_ALL); + err = add_page_for_migration(mm, p, current_node, &pagelist, + flags & MPOL_MF_MOVE_ALL); if (err > 0) { /* The page is successfully queued for migration */ |