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mm: add folio_xchg_last_cpupid()

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Add folio_xchg_last_cpupid() wrapper, which is required to convert
page_cpupid_xchg_last() to folio vertion later in the series.

Link: https://lkml.kernel.org/r/20231018140806.2783514-13-wangkefeng.wang@huawei.com
Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
Cc: David Hildenbrand <david@redhat.com>
Cc: Huang Ying <ying.huang@intel.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Juri Lelli <juri.lelli@redhat.com>
Cc: Matthew Wilcox (Oracle) <willy@infradead.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Vincent Guittot <vincent.guittot@linaro.org>
Cc: Zi Yan <ziy@nvidia.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Kefeng Wang 2023-10-18 22:07:59 +08:00 committed by Andrew Morton
parent f393084382
commit 136d0b4757
1 changed files with 5 additions and 0 deletions
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5
include/linux/mm.h
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@ -1797,6 +1797,11 @@ static inline void vma_set_access_pid_bit(struct vm_area_struct *vma)
}
#endif /* CONFIG_NUMA_BALANCING */
static inline int folio_xchg_last_cpupid(struct folio *folio, int cpupid)
{
return page_cpupid_xchg_last(&folio->page, cpupid);
}
#if defined(CONFIG_KASAN_SW_TAGS) || defined(CONFIG_KASAN_HW_TAGS)
/*