Commit 0f08a380 authored by Nanyong Sun's avatar Nanyong Sun
Browse files

mm: numa-affinity: delete the duplicate numa_migrate_prep 

hulk inclusion
category: feature
bugzilla: https://gitee.com/openeuler/kernel/issues/IAFONL


CVE: NA

--------------------------------

Now the numa_migrate_prep() is not static in mm core, we
can delete the duplicate one here.

Signed-off-by: default avatarNanyong Sun <sunnanyong@huawei.com>
parent 3bf61035

mm/mem_sampling.c

+0 −16
Original line number Diff line number Diff line
@@ -129,22 +129,6 @@ static void mem_sampling_process(struct mem_sampling_record *record_base, int nr 
}



#ifdef CONFIG_NUMABALANCING_MEM_SAMPLING



static int numa_migrate_prep(struct page *page, struct vm_area_struct *vma,

				unsigned long addr, int page_nid,

				int *flags)

{

	get_page(page);



	count_vm_numa_event(NUMA_HINT_FAULTS);

	if (page_nid == numa_node_id()) {

		count_vm_numa_event(NUMA_HINT_FAULTS_LOCAL);

		*flags |= TNF_FAULT_LOCAL;

	}



	return mpol_misplaced(page, vma, addr);

}



static inline void do_thp_numa_access(struct mm_struct *mm,

				      struct vm_area_struct *vma,

				      u64 vaddr, struct page *page)