From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 05F42370ACD for ; Sun, 21 Jun 2026 18:40:10 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782067211; cv=none; b=dSbNIvXHNoGTWL9s1Iq4meTJUmnJp7waAVKSi4cFmx62pw4JbRuFDAiAZxHVnIE/Q63dtNhrkqpJs3YWuWs7TvR6VURtjaPI4rl1AnSF1LGhexIXt8ESSFkomnZr5FPGDnXNu4c55O7lbWUHo39gG2DkAqFgqbgl/Dm+AXpERXU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782067211; c=relaxed/simple; bh=YHBtYXIHrupXE7A0yCzKPXzvaMJKYTUti1DhiSOMLMk=; h=Date:To:From:Subject:Message-Id; b=S4BFHs/OKUKNhGkAtnpR0YXvD8qN1pbWxZgQYW5dhBBvPbNacF90nOqeoGx9ANe49cpTheF/9VhaVvF+d+ASBPfpfwECC4VKf+YoHupdL3Fj4fAdaPrcY0x4z7syWKuA77oXV0vh59agvUt7tTLUro5o98/ffEvgB1V4M5zXuJA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b=DJjVr59J; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b="DJjVr59J" Received: by smtp.kernel.org (Postfix) with ESMTPSA id CEB2A1F000E9; Sun, 21 Jun 2026 18:40:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux-foundation.org; s=korg; t=1782067209; bh=rbfSSGO/4nE2nFE8lphFR0JoLtdzaYTsSfLqnFjqV0s=; h=Date:To:From:Subject; b=DJjVr59JJBY7ADDVFmtuXtdArTh4sSXoI8KYx+gW/1MQBYFXC/a4BjfJpbD47t05K rRTVzefel4YICNiTK54tq+4+2z7FcMNFbchmYtRONg8lhUHiVIKFOsgGFxYaHE/A7t e6nqzNbXWsWPlZeDa/aAbcbXFocZ1sLO5kEsF0n4= Date: Sun, 21 Jun 2026 11:40:09 -0700 To: mm-commits@vger.kernel.org,ziy@nvidia.com,venkat88@linux.ibm.com,shuah@kernel.org,ritesh.list@gmail.com,osalvador@suse.de,mhocko@kernel.org,linmiaohe@huawei.com,liam.howlett@oracle.com,dev.jain@arm.com,david@kernel.org,sayalip@linux.ibm.com,akpm@linux-foundation.org From: Andrew Morton Subject: [merged mm-stable] selftests-mm-clarify-alternate-unmapping-in-compaction_test.patch removed from -mm tree Message-Id: <20260621184009.CEB2A1F000E9@smtp.kernel.org> Precedence: bulk X-Mailing-List: mm-commits@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: The quilt patch titled Subject: selftests/mm: clarify alternate unmapping in compaction_test has been removed from the -mm tree. Its filename was selftests-mm-clarify-alternate-unmapping-in-compaction_test.patch This patch was dropped because it was merged into the mm-stable branch of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm ------------------------------------------------------ From: Sayali Patil Subject: selftests/mm: clarify alternate unmapping in compaction_test Date: Thu, 21 May 2026 12:17:53 +0530 Add a comment explaining that every other entry in the list is unmapped to intentionally create fragmentation with locked pages before invoking check_compaction(). Link: https://lore.kernel.org/da5e0a8d5152e54152c0d2f456aac2fac35af291.1779296493.git.sayalip@linux.ibm.com Fixes: bd67d5c15cc1 ("Test compaction of mlocked memory") Signed-off-by: Sayali Patil Tested-by: Venkat Rao Bagalkote Cc: David Hildenbrand (Arm) Cc: Dev Jain Cc: Liam Howlett Cc: Miaohe Lin Cc: Michal Hocko Cc: Oscar Salvador Cc: "Ritesh Harjani (IBM)" Cc: Shuah Khan Cc: Zi Yan Signed-off-by: Andrew Morton --- tools/testing/selftests/mm/compaction_test.c | 3 +++ 1 file changed, 3 insertions(+) --- a/tools/testing/selftests/mm/compaction_test.c~selftests-mm-clarify-alternate-unmapping-in-compaction_test +++ a/tools/testing/selftests/mm/compaction_test.c @@ -181,6 +181,9 @@ int main(int argc, char **argv) mem_fragmentable_MB -= MAP_SIZE_MB; } + /* Unmap every other entry in the list to create fragmentation with + * locked pages before invoking check_compaction(). + */ for (entry = list; entry != NULL; entry = entry->next) { munmap(entry->map, MAP_SIZE); if (!entry->next) _ Patches currently in -mm which might be from sayalip@linux.ibm.com are