mm/thp/autonuma: use TNF flag instead of vm fault

We are using the wrong flag value in task_numa_falt function.  This can
result in us doing wrong numa fault statistics update, because we update
num_pages_migrate and numa_fault_locality etc based on the flag argument
passed.

Fixes: bae473a ("mm: introduce fault_env")
Link: http://lkml.kernel.org/r/[email protected]
Signed-off-by: Aneesh Kumar K.V <[email protected]>
Acked-by: Hillf Danton <[email protected]>
Acked-by: Kirill A. Shutemov <[email protected]>
Cc: Rik van Riel <[email protected]>
Cc: Mel Gorman <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>

mm/huge_memory.c

@@ -1506,7 +1506,7 @@ int do_huge_pmd_numa_page(struct vm_fault *vmf, pmd_t pmd)
 
 	if (page_nid != -1)
 		task_numa_fault(last_cpupid, page_nid, HPAGE_PMD_NR,
-				vmf->flags);
+				flags);
 
 	return 0;
 }