From: Hugh Dickins <hugh@veritas.com>
To: Andrew Morton <akpm@digeo.com>
Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org
Subject: [PATCH] mm mremap freeze
Date: Mon, 21 Oct 2002 17:14:30 +0100 (BST) [thread overview]
Message-ID: <Pine.LNX.4.44.0210211708030.16869-100000@localhost.localdomain> (raw)
mremap's move_one_page tried to lock src_page twice
#ifndef CONFIG_SHAREPTE (do I hear you hissing my disloyalty?)
--- 2.5.44-mm2/mm/mremap.c Mon Oct 21 12:57:53 2002
+++ linux/mm/mremap.c Mon Oct 21 16:46:58 2002
@@ -43,8 +43,8 @@
goto out_unlock;
src_page = pmd_page(*src_pmd);
- pte_page_lock(src_page);
#ifdef CONFIG_SHAREPTE
+ pte_page_lock(src_page);
/*
* Unshare if necessary. We unmap the return
* pointer because we may need to map it nested later.
--
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reply other threads:[~2002-10-21 16:14 UTC|newest]
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