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| author | Muchun Song <songmuchun@bytedance.com> | 2022-03-22 14:42:11 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2022-03-22 15:57:04 -0700 |
| commit | 3150be8fa89e4d1064d250bb3f8ea3665d1ec5e9 (patch) | |
| tree | 4584667d217e2dcda182d67311307a3a1e28dfec /mm/migrate.c | |
| parent | 7c25a0b89a487878b0691e6524fb5a8827322194 (diff) | |
| download | linux-3150be8fa89e4d1064d250bb3f8ea3665d1ec5e9.tar.gz linux-3150be8fa89e4d1064d250bb3f8ea3665d1ec5e9.tar.bz2 linux-3150be8fa89e4d1064d250bb3f8ea3665d1ec5e9.zip | |
mm: replace multiple dcache flush with flush_dcache_folio()
Simplify the code by using flush_dcache_folio().
Link: https://lkml.kernel.org/r/20220210123058.79206-8-songmuchun@bytedance.com
Signed-off-by: Muchun Song <songmuchun@bytedance.com>
Reviewed-by: Mike Kravetz <mike.kravetz@oracle.com>
Cc: Axel Rasmussen <axelrasmussen@google.com>
Cc: David Rientjes <rientjes@google.com>
Cc: Fam Zheng <fam.zheng@bytedance.com>
Cc: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Cc: Lars Persson <lars.persson@axis.com>
Cc: Peter Xu <peterx@redhat.com>
Cc: Xiongchun Duan <duanxiongchun@bytedance.com>
Cc: Zi Yan <ziy@nvidia.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/migrate.c')
| -rw-r--r-- | mm/migrate.c | 8 |
1 files changed, 2 insertions, 6 deletions
diff --git a/mm/migrate.c b/mm/migrate.c index 996c0e386734..54b168a3b84a 100644 --- a/mm/migrate.c +++ b/mm/migrate.c @@ -916,12 +916,8 @@ static int move_to_new_page(struct page *newpage, struct page *page, if (!PageMappingFlags(page)) page->mapping = NULL; - if (likely(!is_zone_device_page(newpage))) { - int i, nr = compound_nr(newpage); - - for (i = 0; i < nr; i++) - flush_dcache_page(newpage + i); - } + if (likely(!is_zone_device_page(newpage))) + flush_dcache_folio(page_folio(newpage)); } out: return rc; |