[patch 054/262] mm/memcg: drop swp_entry_t* in mc_handle_file_pte()

Andrew Morton
2021-11-05T20:37:31Z

From: Peter Xu <peterx@redhat.com>
Subject: mm/memcg: drop swp_entry_t* in mc_handle_file_pte()

After the rework of f5df8635c5a3 ("mm: use find_get_incore_page in memcontrol",
2020-10-13) it's unused.

Link: https://lkml.kernel.org/r/20210916193014.80129-1-peterx@redhat.com
Signed-off-by: Peter Xu <peterx@redhat.com>
Reviewed-by: Muchun Song <songmuchun@bytedance.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Michal Hocko <mhocko@kernel.org>
Cc: Matthew Wilcox <willy@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

mm/memcontrol.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

--- a/mm/memcontrol.c~mm-memcg-drop-swp_entry_t-in-mc_handle_file_pte
+++ a/mm/memcontrol.c
@@ -5545,7 +5545,7 @@ static struct page *mc_handle_swap_pte(s
#endif

static struct page *mc_handle_file_pte(struct vm_area_struct *vma,
- unsigned long addr, pte_t ptent, swp_entry_t *entry)
+ unsigned long addr, pte_t ptent)
{
if (!vma->vm_file) /* anonymous vma */
return NULL;
@@ -5718,7 +5718,7 @@ static enum mc_target_type get_mctgt_typ
else if (is_swap_pte(ptent))
page = mc_handle_swap_pte(vma, ptent, &ent);
else if (pte_none(ptent))
- page = mc_handle_file_pte(vma, addr, ptent, &ent);
+ page = mc_handle_file_pte(vma, addr, ptent);

if (!page && !ent.val)
return ret;
_