Re: [PATCH] mm/thp/autonuma: Use TNF flag instead of vm fault.
From: Hillf Danton <hidden>
Date: 2017-02-20 03:30:50
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On February 19, 2017 6:00 PM Aneesh Kumar K.V wrote:
We are using 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. Signed-off-by: Aneesh Kumar K.V <redacted>
Fix: bae473a423 ("mm: introduce fault_env")
Acked-by: Hillf Danton <redacted>
quoted hunk ↗ jump to hunk
--- mm/huge_memory.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)diff --git a/mm/huge_memory.c b/mm/huge_memory.c index 5f3ad65c85de..8f1d93257fb9 100644 --- a/mm/huge_memory.c +++ b/mm/huge_memory.c@@ -1333,7 +1333,7 @@ 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; } --2.7.4
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