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From: David Hildenbrand <david@redhat.com>
To: linux-kernel@vger.kernel.org
Cc: linux-mm@kvack.org, cgroups@vger.kernel.org, x86@kernel.org,
	linux-fsdevel@vger.kernel.org,
	"David Hildenbrand" <david@redhat.com>,
	"Andrew Morton" <akpm@linux-foundation.org>,
	"Matthew Wilcox (Oracle)" <willy@infradead.org>,
	"Tejun Heo" <tj@kernel.org>, "Zefan Li" <lizefan.x@bytedance.com>,
	"Johannes Weiner" <hannes@cmpxchg.org>,
	"Michal Koutný" <mkoutny@suse.com>,
	"Jonathan Corbet" <corbet@lwn.net>,
	"Andy Lutomirski" <luto@kernel.org>,
	"Thomas Gleixner" <tglx@linutronix.de>,
	"Ingo Molnar" <mingo@redhat.com>,
	"Borislav Petkov" <bp@alien8.de>,
	"Dave Hansen" <dave.hansen@linux.intel.com>
Subject: [PATCH v1 06/17] mm/rmap: pass vma to __folio_add_rmap()
Date: Thu, 29 Aug 2024 18:56:09 +0200	[thread overview]
Message-ID: <20240829165627.2256514-7-david@redhat.com> (raw)
In-Reply-To: <20240829165627.2256514-1-david@redhat.com>

We'll need access to the destination MM when modifying the total mapcount
of a non-hugetlb large folios next. So pass in the VMA.

Signed-off-by: David Hildenbrand <david@redhat.com>
---
 mm/rmap.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/mm/rmap.c b/mm/rmap.c
index 6594c122a5895..ee1bff1638f90 100644
--- a/mm/rmap.c
+++ b/mm/rmap.c
@@ -1153,8 +1153,8 @@ int pfn_mkclean_range(unsigned long pfn, unsigned long nr_pages, pgoff_t pgoff,
 }
 
 static __always_inline unsigned int __folio_add_rmap(struct folio *folio,
-		struct page *page, int nr_pages, enum rmap_level level,
-		int *nr_pmdmapped)
+		struct page *page, int nr_pages, struct vm_area_struct *vma,
+		enum rmap_level level, int *nr_pmdmapped)
 {
 	atomic_t *mapped = &folio->_nr_pages_mapped;
 	const int orig_nr_pages = nr_pages;
@@ -1314,7 +1314,7 @@ static __always_inline void __folio_add_anon_rmap(struct folio *folio,
 
 	VM_WARN_ON_FOLIO(!folio_test_anon(folio), folio);
 
-	nr = __folio_add_rmap(folio, page, nr_pages, level, &nr_pmdmapped);
+	nr = __folio_add_rmap(folio, page, nr_pages, vma, level, &nr_pmdmapped);
 
 	if (likely(!folio_test_ksm(folio)))
 		__page_check_anon_rmap(folio, page, vma, address);
@@ -1480,7 +1480,7 @@ static __always_inline void __folio_add_file_rmap(struct folio *folio,
 
 	VM_WARN_ON_FOLIO(folio_test_anon(folio), folio);
 
-	nr = __folio_add_rmap(folio, page, nr_pages, level, &nr_pmdmapped);
+	nr = __folio_add_rmap(folio, page, nr_pages, vma, level, &nr_pmdmapped);
 	__folio_mod_stat(folio, nr, nr_pmdmapped);
 
 	/* See comments in folio_add_anon_rmap_*() */
-- 
2.46.0


  parent reply	other threads:[~2024-08-29 16:57 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-08-29 16:56 [PATCH v1 00/17] mm: MM owner tracking for large folios (!hugetlb) + CONFIG_NO_PAGE_MAPCOUNT David Hildenbrand
2024-08-29 16:56 ` [PATCH v1 01/17] mm: factor out large folio handling from folio_order() into folio_large_order() David Hildenbrand
2024-09-23  4:44   ` Lance Yang
2024-10-23 11:11   ` Kirill A. Shutemov
2024-08-29 16:56 ` [PATCH v1 02/17] mm: factor out large folio handling from folio_nr_pages() into folio_large_nr_pages() David Hildenbrand
2024-10-23 11:18   ` Kirill A. Shutemov
2024-12-06 10:29     ` David Hildenbrand
2024-08-29 16:56 ` [PATCH v1 03/17] mm/rmap: use folio_large_nr_pages() in add/remove functions David Hildenbrand
2024-10-23 11:22   ` Kirill A. Shutemov
2024-08-29 16:56 ` [PATCH v1 04/17] mm: let _folio_nr_pages overlay memcg_data in first tail page David Hildenbrand
2024-10-23 11:38   ` Kirill A. Shutemov
2024-10-23 11:40     ` David Hildenbrand
2024-08-29 16:56 ` [PATCH v1 05/17] mm/rmap: pass dst_vma to page_try_dup_anon_rmap() and page_dup_file_rmap() David Hildenbrand
2024-08-29 16:56 ` David Hildenbrand [this message]
2024-08-29 16:56 ` [PATCH v1 07/17] mm/rmap: abstract large mapcount operations for large folios (!hugetlb) David Hildenbrand
2024-08-29 16:56 ` [PATCH v1 08/17] mm/rmap: initial MM owner tracking " David Hildenbrand
2024-10-23 13:08   ` Kirill A. Shutemov
2024-10-23 13:28     ` David Hildenbrand
2024-08-29 16:56 ` [PATCH v1 09/17] bit_spinlock: __always_inline (un)lock functions David Hildenbrand
2024-08-29 16:56 ` [PATCH v1 10/17] mm: COW reuse support for PTE-mapped THP with CONFIG_MM_ID David Hildenbrand
2024-08-29 16:56 ` [PATCH v1 11/17] mm: CONFIG_NO_PAGE_MAPCOUNT to prepare for not maintain per-page mapcounts in large folios David Hildenbrand
2024-08-29 16:56 ` [PATCH v1 12/17] mm: remove per-page mapcount dependency in folio_likely_mapped_shared() (CONFIG_NO_PAGE_MAPCOUNT) David Hildenbrand
2024-08-29 16:56 ` [PATCH v1 13/17] fs/proc/page: remove per-page mapcount dependency for /proc/kpagecount (CONFIG_NO_PAGE_MAPCOUNT) David Hildenbrand
2024-08-29 16:56 ` [PATCH v1 14/17] fs/proc/task_mmu: remove per-page mapcount dependency for PM_MMAP_EXCLUSIVE (CONFIG_NO_PAGE_MAPCOUNT) David Hildenbrand
2024-08-29 16:56 ` [PATCH v1 15/17] fs/proc/task_mmu: remove per-page mapcount dependency for "mapmax" (CONFIG_NO_PAGE_MAPCOUNT) David Hildenbrand
2024-08-29 16:56 ` [PATCH v1 16/17] fs/proc/task_mmu: remove per-page mapcount dependency for smaps/smaps_rollup (CONFIG_NO_PAGE_MAPCOUNT) David Hildenbrand
2024-08-29 16:56 ` [PATCH v1 17/17] mm: stop maintaining the per-page mapcount of large folios (CONFIG_NO_PAGE_MAPCOUNT) David Hildenbrand
2024-10-23  9:10 ` [PATCH v1 00/17] mm: MM owner tracking for large folios (!hugetlb) + CONFIG_NO_PAGE_MAPCOUNT David Hildenbrand

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