[-next,v2,02/19] mm: add folio_last_cpupid()

Message ID	20231013085603.1227349-3-wangkefeng.wang@huawei.com (mailing list archive)
State	New
Headers	show Return-Path: <owner-linux-mm@kvack.org> 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 -next v2 02/19] mm: add folio_last_cpupid() Date: Fri, 13 Oct 2023 16:55:46 +0800 Message-ID: <20231013085603.1227349-3-wangkefeng.wang@huawei.com> In-Reply-To: <20231013085603.1227349-1-wangkefeng.wang@huawei.com> References: <20231013085603.1227349-1-wangkefeng.wang@huawei.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain Sender: owner-linux-mm@kvack.org Precedence: bulk
Series	mm: convert page cpupid functions to folios \| expand [-next,v2,00/19] mm: convert page cpupid functions to folios [-next,v2,01/19] mm_types: add virtual and _last_cpupid into struct folio [-next,v2,02/19] mm: add folio_last_cpupid() [-next,v2,03/19] mm: memory: use folio_last_cpupid() in do_numa_page() [-next,v2,04/19] mm: huge_memory: use folio_last_cpupid() in do_huge_pmd_numa_page() [-next,v2,05/19] mm: huge_memory: use folio_last_cpupid() in __split_huge_page_tail() [-next,v2,06/19] mm: remove page_cpupid_last() [-next,v2,07/19] mm: add folio_xchg_access_time() [-next,v2,08/19] sched/fair: use folio_xchg_access_time() in numa_hint_fault_latency() [-next,v2,09/19] mm: mprotect: use a folio in change_pte_range() [-next,v2,10/19] mm: huge_memory: use a folio in change_huge_pmd() [-next,v2,11/19] mm: remove xchg_page_access_time() [-next,v2,12/19] mm: add folio_xchg_last_cpupid() [-next,v2,13/19] sched/fair: use folio_xchg_last_cpupid() in should_numa_migrate_memory() [-next,v2,14/19] mm: migrate: use folio_xchg_last_cpupid() in folio_migrate_flags() [-next,v2,15/19] mm: huge_memory: use folio_xchg_last_cpupid() in __split_huge_page_tail() [-next,v2,16/19] mm: make finish_mkwrite_fault() static [-next,v2,17/19] mm: convert wp_page_reuse() and finish_mkwrite_fault() to take a folio [-next,v2,18/19] mm: use folio_xchg_last_cpupid() in wp_page_reuse() [-next,v2,19/19] mm: remove page_cpupid_xchg_last()

Message ID

20231013085603.1227349-3-wangkefeng.wang@huawei.com (mailing list archive)

State

New

Headers

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 -next v2 02/19] mm: add folio_last_cpupid()
Date: Fri, 13 Oct 2023 16:55:46 +0800
Message-ID: <20231013085603.1227349-3-wangkefeng.wang@huawei.com>
In-Reply-To: <20231013085603.1227349-1-wangkefeng.wang@huawei.com>
References: <20231013085603.1227349-1-wangkefeng.wang@huawei.com>
MIME-Version: 1.0
Content-Transfer-Encoding: 8bit
Content-Type: text/plain
Sender: owner-linux-mm@kvack.org
Precedence: bulk

Series

mm: convert page cpupid functions to folios | expand

Commit Message

Kefeng Wang Oct. 13, 2023, 8:55 a.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 --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)
 
 /*

[-next,v2,02/19] mm: add folio_last_cpupid()

Commit Message

Patch