From nobody Sun Feb 8 21:29:30 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id C4E4EC77B7D for ; Mon, 15 May 2023 12:15:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241616AbjEOMPE (ORCPT ); Mon, 15 May 2023 08:15:04 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43572 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S241710AbjEOMOw (ORCPT ); Mon, 15 May 2023 08:14:52 -0400 Received: from szxga02-in.huawei.com (szxga02-in.huawei.com [45.249.212.188]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 234D0E50 for ; Mon, 15 May 2023 05:14:50 -0700 (PDT) Received: from dggpemm500003.china.huawei.com (unknown [172.30.72.57]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4QKdV231LczTkjW; Mon, 15 May 2023 20:10:02 +0800 (CST) Received: from localhost.localdomain (10.28.77.120) by dggpemm500003.china.huawei.com (7.185.36.56) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.23; Mon, 15 May 2023 20:14:47 +0800 From: wangwudi To: CC: wangwudi , Thomas Gleixner , Marc Zyngier Subject: [PATCH] irqchip: gic-v3: Collection table support muti pages Date: Mon, 15 May 2023 20:10:04 +0800 Message-ID: <1684152604-12621-1-git-send-email-wangwudi@hisilicon.com> X-Mailer: git-send-email 2.7.4 MIME-Version: 1.0 X-Originating-IP: [10.28.77.120] X-ClientProxiedBy: dggems703-chm.china.huawei.com (10.3.19.180) To dggpemm500003.china.huawei.com (7.185.36.56) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Only one page is allocated to the collection table. Recalculate the page number of collection table based on the number of CPUs. Cc: Thomas Gleixner Cc: Marc Zyngier Signed-off-by: wangwudi --- drivers/irqchip/irq-gic-v3-its.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/irqchip/irq-gic-v3-its.c b/drivers/irqchip/irq-gic-v3-= its.c index 0ec2b1e1df75..dfdeba86b9aa 100644 --- a/drivers/irqchip/irq-gic-v3-its.c +++ b/drivers/irqchip/irq-gic-v3-its.c @@ -2626,6 +2626,10 @@ static int its_alloc_tables(struct its_node *its) indirect =3D its_parse_indirect_baser(its, baser, &order, ITS_MAX_VPEID_BITS); break; + case GITS_BASER_TYPE_COLLECTION: + indirect =3D its_parse_indirect_baser(its, baser, &order, + order_base_2(num_possible_cpus())); + break; } =20 err =3D its_setup_baser(its, baser, cache, shr, order, indirect); --=20 2.7.4