The patch titled
Subject: sched/fair: use folio_xchg_last_cpupid() in should_numa_migrate_memory()
has been added to the -mm mm-unstable branch. Its filename is
sched-fair-use-folio_xchg_last_cpupid-in-should_numa_migrate_memory.patch
This patch will shortly appear at
https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/sched-fair-use-folio_xchg_last_cpupid-in-should_numa_migrate_memory.patch
This patch will later appear in the mm-unstable branch at
git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
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------------------------------------------------------
From: Kefeng Wang <wangkefeng.wang@xxxxxxxxxx>
Subject: sched/fair: use folio_xchg_last_cpupid() in should_numa_migrate_memory()
Date: Wed, 18 Oct 2023 22:08:00 +0800
Convert to use folio_xchg_last_cpupid() in should_numa_migrate_memory().
Link: https://lkml.kernel.org/r/20231018140806.2783514-14-wangkefeng.wang@xxxxxxxxxx
Signed-off-by: Kefeng Wang <wangkefeng.wang@xxxxxxxxxx>
Cc: David Hildenbrand <david@xxxxxxxxxx>
Cc: Huang Ying <ying.huang@xxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxxxxx>
Cc: Juri Lelli <juri.lelli@xxxxxxxxxx>
Cc: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Vincent Guittot <vincent.guittot@xxxxxxxxxx>
Cc: Zi Yan <ziy@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
kernel/sched/fair.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/kernel/sched/fair.c~sched-fair-use-folio_xchg_last_cpupid-in-should_numa_migrate_memory
+++ a/kernel/sched/fair.c
@@ -1823,7 +1823,7 @@ bool should_numa_migrate_memory(struct t
}
this_cpupid = cpu_pid_to_cpupid(dst_cpu, current->pid);
- last_cpupid = page_cpupid_xchg_last(&folio->page, this_cpupid);
+ last_cpupid = folio_xchg_last_cpupid(folio, this_cpupid);
if (!(sysctl_numa_balancing_mode & NUMA_BALANCING_MEMORY_TIERING) &&
!node_is_toptier(src_nid) && !cpupid_valid(last_cpupid))
_
Patches currently in -mm which might be from wangkefeng.wang@xxxxxxxxxx are
mm_types-add-virtual-and-_last_cpupid-into-struct-folio.patch
mm-add-folio_last_cpupid.patch
mm-memory-use-folio_last_cpupid-in-do_numa_page.patch
mm-huge_memory-use-folio_last_cpupid-in-do_huge_pmd_numa_page.patch
mm-huge_memory-use-folio_last_cpupid-in-__split_huge_page_tail.patch
mm-remove-page_cpupid_last.patch
mm-add-folio_xchg_access_time.patch
sched-fair-use-folio_xchg_access_time-in-numa_hint_fault_latency.patch
mm-mprotect-use-a-folio-in-change_pte_range.patch
mm-huge_memory-use-a-folio-in-change_huge_pmd.patch
mm-remove-xchg_page_access_time.patch
mm-add-folio_xchg_last_cpupid.patch
sched-fair-use-folio_xchg_last_cpupid-in-should_numa_migrate_memory.patch
mm-migrate-use-folio_xchg_last_cpupid-in-folio_migrate_flags.patch
mm-huge_memory-use-folio_xchg_last_cpupid-in-__split_huge_page_tail.patch
mm-make-finish_mkwrite_fault-static.patch
mm-convert-wp_page_reuse-and-finish_mkwrite_fault-to-take-a-folio.patch
mm-use-folio_xchg_last_cpupid-in-wp_page_reuse.patch
mm-remove-page_cpupid_xchg_last.patch
