diff mbox series

[v3,02/19] mm: add folio_last_cpupid()

Message ID	20231018140806.2783514-3-wangkefeng.wang@huawei.com
State	New
Headers	Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:7 as permitted sender) client-ip=2620:137:e000::3:7; From: Kefeng Wang <wangkefeng.wang@huawei.com> To: Andrew Morton <akpm@linux-foundation.org> CC: <willy@infradead.org>, <linux-mm@kvack.org>, <linux-kernel@vger.kernel.org>, <ying.huang@intel.com>, <david@redhat.com>, Zi Yan <ziy@nvidia.com>, Ingo Molnar <mingo@redhat.com>, Peter Zijlstra <peterz@infradead.org>, Juri Lelli <juri.lelli@redhat.com>, Vincent Guittot <vincent.guittot@linaro.org>, Kefeng Wang <wangkefeng.wang@huawei.com> Subject: [PATCH v3 02/19] mm: add folio_last_cpupid() Date: Wed, 18 Oct 2023 22:07:49 +0800 Message-ID: <20231018140806.2783514-3-wangkefeng.wang@huawei.com> In-Reply-To: <20231018140806.2783514-1-wangkefeng.wang@huawei.com> References: <20231018140806.2783514-1-wangkefeng.wang@huawei.com> MIME-Version: 1.0 Content-Transfer-Encoding: 7BIT Content-Type: text/plain; charset=US-ASCII Precedence: bulk
Series	mm: convert page cpupid functions to folios \| [-next,v3,00/19] mm: convert page cpupid functions to folios [v3,01/19] mm_types: add virtual and _last_cpupid into struct folio [v3,02/19] mm: add folio_last_cpupid() [v3,03/19] mm: memory: use folio_last_cpupid() in do_numa_page() [v3,04/19] mm: huge_memory: use folio_last_cpupid() in do_huge_pmd_numa_page() [v3,05/19] mm: huge_memory: use folio_last_cpupid() in __split_huge_page_tail() [v3,06/19] mm: remove page_cpupid_last() [v3,07/19] mm: add folio_xchg_access_time() [v3,08/19] sched/fair: use folio_xchg_access_time() in numa_hint_fault_latency() [v3,09/19] mm: mprotect: use a folio in change_pte_range() [v3,10/19] mm: huge_memory: use a folio in change_huge_pmd() [v3,11/19] mm: remove xchg_page_access_time() [v3,12/19] mm: add folio_xchg_last_cpupid() [v3,13/19] sched/fair: use folio_xchg_last_cpupid() in should_numa_migrate_memory() [v3,14/19] mm: migrate: use folio_xchg_last_cpupid() in folio_migrate_flags() [v3,15/19] mm: huge_memory: use folio_xchg_last_cpupid() in __split_huge_page_tail() [v3,16/19] mm: make finish_mkwrite_fault() static [v3,17/19] mm: convert wp_page_reuse() and finish_mkwrite_fault() to take a folio [v3,18/19] mm: use folio_xchg_last_cpupid() in wp_page_reuse() [v3,19/19] mm: remove page_cpupid_xchg_last()

Commit Message

Kefeng Wang Oct. 18, 2023, 2:07 p.m. UTC

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

Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
---
 include/linux/mm.h | 5 +++++
 1 file changed, 5 insertions(+)

diff mbox series

Patch

diff --git a/include/linux/mm.h b/include/linux/mm.h
index d005beccaa5d..1c393a72037b 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -1794,6 +1794,11 @@  static inline void vma_set_access_pid_bit(struct vm_area_struct *vma)
 }
 #endif /* CONFIG_NUMA_BALANCING */
 
+static inline int folio_last_cpupid(struct folio *folio)
+{
+	return page_cpupid_last(&folio->page);
+}
+
 #if defined(CONFIG_KASAN_SW_TAGS) || defined(CONFIG_KASAN_HW_TAGS)
 
 /*