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[198.145.29.99]) by mx.google.com with ESMTPS id g187-v6si17015877pgc.151.2018.10.08.11.33.25 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 08 Oct 2018 11:33:25 -0700 (PDT) Received-SPF: pass (google.com: domain of srs0=urq0=mu=linuxfoundation.org=gregkh@kernel.org designates 198.145.29.99 as permitted sender) client-ip=198.145.29.99; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b="PmzUe8F/"; spf=pass (google.com: domain of srs0=urq0=mu=linuxfoundation.org=gregkh@kernel.org designates 198.145.29.99 as permitted sender) smtp.mailfrom="SRS0=uRq0=MU=linuxfoundation.org=gregkh@kernel.org" Received: from localhost (ip-213-127-77-176.ip.prioritytelecom.net [213.127.77.176]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id A30E62087D; Mon, 8 Oct 2018 18:33:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1539023605; bh=4eNyM86cNy1epojnfZKgkHk7pyZQT2spd6sxBAprJ8o=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=PmzUe8F/qhkC6nCGCDiwB+8HuQZNBk79313n7rhnIVZZRq6sEmQVk6Gjk53buiTGo e/wGs0w5vq2k0F7ef4fMvXooOheNSL6C0PGlNDmf3O3KQtXQHFSeFAEfS+FqKBzoTO GbkeKZ7fiUxF0KO7guocdOmLRSZXmwadKF8zZXLQ= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Dan Williams , David Rientjes , Linus Torvalds , Peter Zijlstra , Thomas Gleixner , Wei Yang , linux-mm@kvack.org, Ingo Molnar , Sasha Levin Subject: [PATCH 4.4 004/113] x86/numa_emulation: Fix emulated-to-physical node mapping Date: Mon, 8 Oct 2018 20:30:05 +0200 Message-Id: <20181008175531.076044994@linuxfoundation.org> X-Mailer: git-send-email 2.19.0 In-Reply-To: <20181008175530.864641368@linuxfoundation.org> References: <20181008175530.864641368@linuxfoundation.org> User-Agent: quilt/0.65 X-stable: review MIME-Version: 1.0 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: X-Virus-Scanned: ClamAV using ClamSMTP 4.4-stable review patch. If anyone has any objections, please let me know. ------------------ From: Dan Williams [ Upstream commit 3b6c62f363a19ce82bf378187ab97c9dc01e3927 ] Without this change the distance table calculation for emulated nodes may use the wrong numa node and report an incorrect distance. Signed-off-by: Dan Williams Cc: David Rientjes Cc: Linus Torvalds Cc: Peter Zijlstra Cc: Thomas Gleixner Cc: Wei Yang Cc: linux-mm@kvack.org Link: http://lkml.kernel.org/r/153089328103.27680.14778434392225818887.stgit@dwillia2-desk3.amr.corp.intel.com Signed-off-by: Ingo Molnar Signed-off-by: Sasha Levin Signed-off-by: Greg Kroah-Hartman --- arch/x86/mm/numa_emulation.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/arch/x86/mm/numa_emulation.c +++ b/arch/x86/mm/numa_emulation.c @@ -60,7 +60,7 @@ static int __init emu_setup_memblk(struc eb->nid = nid; if (emu_nid_to_phys[nid] == NUMA_NO_NODE) - emu_nid_to_phys[nid] = nid; + emu_nid_to_phys[nid] = pb->nid; pb->start += size; if (pb->start >= pb->end) {