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From: Rolf Eike Beer <eb@emlix.com>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: [PATCH 2/6] mm: pagewalk: don't check vma in walk_page_range_novma()
Date: Mon, 22 Aug 2022 15:00:47 +0200	[thread overview]
Message-ID: <21585888.EfDdHjke4D@devpool047> (raw)
In-Reply-To: <3200642.44csPzL39Z@devpool047>

Directly call walk_pgd_range() as that is everything that will actually
happen in __walk_page_range() besides checking if the vma is set.

Signed-off-by: Rolf Eike Beer <eb@emlix.com>
---
 mm/pagewalk.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mm/pagewalk.c b/mm/pagewalk.c
index c67b2532db8f..a06eb100fe4e 100644
--- a/mm/pagewalk.c
+++ b/mm/pagewalk.c
@@ -517,7 +517,7 @@ int walk_page_range_novma(struct mm_struct *mm, unsigned long start,
 
 	mmap_assert_locked(walk.mm);
 
-	return __walk_page_range(start, end, &walk);
+	return walk_pgd_range(start, end, &walk);
 }
 
 int walk_page_vma(struct vm_area_struct *vma, const struct mm_walk_ops *ops,
-- 
2.37.2


-- 
Rolf Eike Beer, emlix GmbH, http://www.emlix.com
Fon +49 551 30664-0, Fax +49 551 30664-11
Gothaer Platz 3, 37083 Göttingen, Germany
Sitz der Gesellschaft: Göttingen, Amtsgericht Göttingen HR B 3160
Geschäftsführung: Heike Jordan, Dr. Uwe Kracke – Ust-IdNr.: DE 205 198 055

emlix - smart embedded open source





  parent reply	other threads:[~2022-08-22 13:55 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-08-22 12:59 [PATCH 0/6] Minor improvements for pagewalk code Rolf Eike Beer
2022-08-22 13:00 ` [PATCH 1/6] mm: pagewalk: make error checks more obvious Rolf Eike Beer
2022-08-22 20:53   ` Andrew Morton
2022-08-22 13:00 ` Rolf Eike Beer [this message]
2022-08-22 13:01 ` [PATCH 3/6] mm: pagewalk: fix documentation of PTE hole handling Rolf Eike Beer
2022-08-22 13:02 ` [PATCH 4/6] mm: pagewalk: add api documentation for walk_page_range_novma() Rolf Eike Beer
2022-08-22 13:03 ` [PATCH 5/6] mm: pagewalk: allow walk_page_range_novma() without mm Rolf Eike Beer
2022-08-22 13:04 ` [PATCH 6/6] mm: pagewalk: move variables to more local scope, tweak loops Rolf Eike Beer
2022-08-24 11:00 ` [PATCH 7/6] mm: pagewalk: add back missing variable initializations Rolf Eike Beer
2022-08-24 15:08   ` Nathan Chancellor
  -- strict thread matches above, loose matches on Subject: below --
2022-08-23  8:43 [PATCH 1/6] mm: pagewalk: make error checks more obvious kernel test robot
2022-08-23  9:16 ` Dan Carpenter
2022-08-23  9:25 ` Rolf Eike Beer
2022-08-23  9:25   ` Rolf Eike Beer

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