Currently we only call flush_cache_page() for the anon_exclusive case, however in both cases we clear the pte so should flush the cache.
Signed-off-by: Alistair Popple <apop...@nvidia.com> Fixes: 8c3328f1f36a ("mm/migrate: migrate_vma() unmap page from vma while collecting pages") Cc: sta...@vger.kernel.org --- New for v4 --- mm/migrate_device.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mm/migrate_device.c b/mm/migrate_device.c index 6a5ef9f..4cc849c 100644 --- a/mm/migrate_device.c +++ b/mm/migrate_device.c @@ -193,9 +193,9 @@ static int migrate_vma_collect_pmd(pmd_t *pmdp, bool anon_exclusive; pte_t swp_pte; + flush_cache_page(vma, addr, pte_pfn(*ptep)); anon_exclusive = PageAnon(page) && PageAnonExclusive(page); if (anon_exclusive) { - flush_cache_page(vma, addr, pte_pfn(*ptep)); ptep_clear_flush(vma, addr, ptep); if (page_try_share_anon_rmap(page)) { -- git-series 0.9.1