From mboxrd@z Thu Jan 1 00:00:00 1970 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 D49C3C433F5 for ; Wed, 9 Feb 2022 08:54:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241111AbiBIIyb (ORCPT ); Wed, 9 Feb 2022 03:54:31 -0500 Received: from gmail-smtp-in.l.google.com ([23.128.96.19]:49404 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231472AbiBIIyW (ORCPT ); Wed, 9 Feb 2022 03:54:22 -0500 Received: from baptiste.telenet-ops.be (baptiste.telenet-ops.be [IPv6:2a02:1800:120:4::f00:13]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 16D21E02F54E for ; Wed, 9 Feb 2022 00:54:17 -0800 (PST) Received: from ramsan.of.borg ([IPv6:2a02:1810:ac12:ed40:54c7:c522:3859:290]) by baptiste.telenet-ops.be with bizsmtp id swu4260014VQqf501wu4K1; Wed, 09 Feb 2022 09:54:05 +0100 Received: from rox.of.borg ([192.168.97.57]) by ramsan.of.borg with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.93) (envelope-from ) id 1nHijj-000DIg-CE; Wed, 09 Feb 2022 09:54:03 +0100 Received: from geert by rox.of.borg with local (Exim 4.93) (envelope-from ) id 1nHiji-00DkLg-LU; Wed, 09 Feb 2022 09:54:02 +0100 From: Geert Uytterhoeven To: Paul Walmsley , Palmer Dabbelt , Albert Ou Cc: Atish Patra , Jessica Clarke , Anup Patel , Emil Renner Berthing , linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, Geert Uytterhoeven Subject: [PATCH v2 0/3] RISC-V: Fix cpumask rework fall-out Date: Wed, 9 Feb 2022 09:53:58 +0100 Message-Id: X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi all, This patch series fixes the fall-out from commit 26fb751ca37846c9 ("RISC-V: Do not use cpumask data structure for hartid bitmap"), cfr. the discussion in thread[1]. Most important, it fixes userspace crashes on systems where the first CPU does not have the lowest Hart ID. Changes compared to v1[2]: - Add Reviewed-by, Tested-by. Thanks for applying! [1] "[PATCH v3 6/6] RISC-V: Do not use cpumask data structure for hartid bitmap" https://lore.kernel.org/r/20220120090918.2646626-7-atishp@rivosinc.com/ [2] "[PATCH 0/3] RISC-V: Fix cpumask rework falloout" https://lore.kernel.org/all/cover.1643635156.git.geert@linux-m68k.org/ Geert Uytterhoeven (3): RISC-V: Fix hartid mask handling for hartid 31 and up RISC-V: Fix handling of empty cpu masks RISC-V: Fix IPI/RFENCE hmask on non-monotonic hartid ordering arch/riscv/kernel/sbi.c | 72 +++++++++++++++++++++++++++-------------- 1 file changed, 47 insertions(+), 25 deletions(-) -- 2.25.1 Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds