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From: Kefeng Wang <wangkefeng.wang@huawei.com>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: Mike Rapoport <rppt@kernel.org>,
	Matthew Wilcox <willy@infradead.org>,
	David Hildenbrand <david@redhat.com>, <linux-mm@kvack.org>,
	<linux-kernel@vger.kernel.org>, <ying.huang@intel.com>,
	Zi Yan <ziy@nvidia.com>, Kefeng Wang <wangkefeng.wang@huawei.com>
Subject: [PATCH -next 5/9] mm: convert page_cpupid_last() to folio_cpupid_last()
Date: Tue, 26 Sep 2023 08:52:50 +0800	[thread overview]
Message-ID: <20230926005254.2861577-6-wangkefeng.wang@huawei.com> (raw)
In-Reply-To: <20230926005254.2861577-1-wangkefeng.wang@huawei.com>

Make page_cpupid_last() to take a folio, and rename it to
folio_cpupid_last() since all callers with a folio.

Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
---
 include/linux/mm.h | 12 ++++++------
 mm/huge_memory.c   |  4 ++--
 mm/memory.c        |  2 +-
 3 files changed, 9 insertions(+), 9 deletions(-)

diff --git a/include/linux/mm.h b/include/linux/mm.h
index 49b9fa383e7d..aa7fdda1b56c 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -1689,18 +1689,18 @@ static inline int page_cpupid_xchg_last(struct page *page, int cpupid)
 	return xchg(&page->_last_cpupid, cpupid & LAST_CPUPID_MASK);
 }
 
-static inline int page_cpupid_last(struct page *page)
+static inline int folio_cpupid_last(struct folio *folio)
 {
-	return page->_last_cpupid;
+	return folio->_last_cpupid;
 }
 static inline void page_cpupid_reset_last(struct page *page)
 {
 	page->_last_cpupid = -1 & LAST_CPUPID_MASK;
 }
 #else
-static inline int page_cpupid_last(struct page *page)
+static inline int folio_cpupid_last(struct folio *folio)
 {
-	return (page->flags >> LAST_CPUPID_PGSHIFT) & LAST_CPUPID_MASK;
+	return (folio->flags >> LAST_CPUPID_PGSHIFT) & LAST_CPUPID_MASK;
 }
 
 extern int page_cpupid_xchg_last(struct page *page, int cpupid);
@@ -1740,9 +1740,9 @@ static inline int xchg_folio_access_time(struct folio *folio, int time)
 	return 0;
 }
 
-static inline int page_cpupid_last(struct page *page)
+static inline int folio_cpupid_last(struct folio *folio)
 {
-	return page_to_nid(page); /* XXX */
+	return folio_nid(folio); /* XXX */
 }
 
 static inline int cpupid_to_nid(int cpupid)
diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index c4f4951615fd..93981a759daf 100644
--- a/mm/huge_memory.c
+++ b/mm/huge_memory.c
@@ -1555,7 +1555,7 @@ vm_fault_t do_huge_pmd_numa_page(struct vm_fault *vmf)
 	 * to record page access time.  So use default value.
 	 */
 	if (node_is_toptier(nid))
-		last_cpupid = page_cpupid_last(&folio->page);
+		last_cpupid = folio_cpupid_last(folio);
 	target_nid = numa_migrate_prep(folio, vma, haddr, nid, &flags);
 	if (target_nid == NUMA_NO_NODE) {
 		folio_put(folio);
@@ -2508,7 +2508,7 @@ static void __split_huge_page_tail(struct folio *folio, int tail,
 	if (page_is_idle(head))
 		set_page_idle(page_tail);
 
-	page_cpupid_xchg_last(page_tail, page_cpupid_last(head));
+	page_cpupid_xchg_last(page_tail, folio_cpupid_last(folio));
 
 	/*
 	 * always add to the tail because some iterators expect new
diff --git a/mm/memory.c b/mm/memory.c
index 29c5618c91e5..5ab6e8d45a7d 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -4814,7 +4814,7 @@ static vm_fault_t do_numa_page(struct vm_fault *vmf)
 	    !node_is_toptier(nid))
 		last_cpupid = (-1 & LAST_CPUPID_MASK);
 	else
-		last_cpupid = page_cpupid_last(&folio->page);
+		last_cpupid = folio_cpupid_last(folio);
 	target_nid = numa_migrate_prep(folio, vma, vmf->address, nid, &flags);
 	if (target_nid == NUMA_NO_NODE) {
 		folio_put(folio);
-- 
2.27.0



  parent reply	other threads:[~2023-09-26  0:53 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-09-26  0:52 [PATCH -next rfc 0/9] mm: convert page cpupid functions to folios Kefeng Wang
2023-09-26  0:52 ` [PATCH -next 1/9] mm_types: add _last_cpupid into folio Kefeng Wang
2023-09-26  0:52 ` [PATCH -next 2/9] mm: mprotect: use a folio in change_pte_range() Kefeng Wang
2023-09-26  0:52 ` [PATCH -next 3/9] mm: huge_memory: use a folio in change_huge_pmd() Kefeng Wang
2023-09-26  0:52 ` [PATCH -next 4/9] mm: convert xchg_page_access_time to xchg_folio_access_time() Kefeng Wang
2023-09-26  0:52 ` Kefeng Wang [this message]
2023-09-26  0:52 ` [PATCH -next 6/9] mm: make wp_page_reuse() and finish_mkwrite_fault() to take a folio Kefeng Wang
2023-09-26  0:52 ` [PATCH -next 7/9] mm: convert page_cpupid_xchg_last() to folio_cpupid_xchg_last() Kefeng Wang
2023-09-26  0:52 ` [PATCH -next 8/9] mm: page_alloc: use a folio in free_pages_prepare() Kefeng Wang
2023-09-26  7:49   ` David Hildenbrand
2023-09-26  9:39     ` Kefeng Wang
2023-09-27 12:08       ` Kefeng Wang
2023-09-26  0:52 ` [PATCH -next 9/9] mm: convert page_cpupid_reset_last() to folio_cpupid_reset_last() Kefeng Wang

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