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[23.128.96.18]) by mx.google.com with ESMTP id u2si23374981plk.33.2021.09.27.12.34.53; Mon, 27 Sep 2021 12:35:07 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=ODcAKe5K; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236413AbhI0TeA (ORCPT + 99 others); Mon, 27 Sep 2021 15:34:00 -0400 Received: from mail.kernel.org ([198.145.29.99]:43676 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229503AbhI0Td7 (ORCPT ); Mon, 27 Sep 2021 15:33:59 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 52F2560FED; Mon, 27 Sep 2021 19:32:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1632771141; bh=jIkeeH/D0+ndj+aMT/vg1wyVHZaKFaSNfGF3n68P8fw=; h=References:In-Reply-To:From:Date:Subject:To:Cc:From; b=ODcAKe5KZbR/hPTYuDzzxaIAtPbeWJga+8Ry+Ts/A7c5/K7Qpr8U3exQN+Ce+PMJI xPjmWmcbJOfcPCNv3xsX+Kietfb1TObXIV5VP+ncVUt/nqadBvOIVMajPG0HnjxhOD hUml3NfCSeSF2wxmAJ82q0BSA8/I/RCyNorbTSGft34gm1jopah/cjG1lup3LsreO9 CNLX5lzySc65o9jKMt+M6FoBvnuP16rOMA1ptwVCA/gD67Ypm91BIoijxNWmF1GFYx z0qDEGcOpaIDAgHaF3GQBojAehxvMX2Z0M2uYMTmxVOmnie+y8MHOv1LQ5DvhLUjIl iBJOR5BNxYTFA== Received: by mail-ed1-f50.google.com with SMTP id l8so26007780edw.2; Mon, 27 Sep 2021 12:32:21 -0700 (PDT) X-Gm-Message-State: AOAM531sdJX2+uY5xYCyYXT681O7dLXW/7QhLAijKZEIUKLsyobdN+3z imRq1HRGOdrfRxGin0KbWCD1imxxWCckNLvYVg== X-Received: by 2002:a17:906:7145:: with SMTP id z5mr1942466ejj.363.1632771139871; Mon, 27 Sep 2021 12:32:19 -0700 (PDT) MIME-Version: 1.0 References: <20210924170546.805663-1-f.fainelli@gmail.com> <20210924170546.805663-2-f.fainelli@gmail.com> In-Reply-To: <20210924170546.805663-2-f.fainelli@gmail.com> From: Rob Herring Date: Mon, 27 Sep 2021 14:32:08 -0500 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [PATCH 01/11] arch: Export cpu_logical_map to modules To: Florian Fainelli Cc: "linux-kernel@vger.kernel.org" , Russell King , Ray Jui , Scott Branden , "maintainer:BROADCOM BCM281XX/BCM11XXX/BCM216XX ARM ARCHITE..." , Catalin Marinas , Will Deacon , Yoshinori Sato , Rich Felker , Thomas Gleixner , Marc Zyngier , Frank Rowand , Ard Biesheuvel , Mike Rapoport , Linus Walleij , Andrew Morton , Geert Uytterhoeven , Arnd Bergmann , Guenter Roeck , Kefeng Wang , Mark Rutland , Andrey Konovalov , Anshuman Khandual , Valentin Schneider , Ingo Molnar , Peter Zijlstra , "moderated list:ARM PORT" , "open list:SUPERH" , "open list:BROADCOM BMIPS MIPS ARCHITECTURE" , "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE" Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Sep 24, 2021 at 12:06 PM Florian Fainelli wrote: > > In order to allow drivers/irqchip/irq-bcm7038-l1.c to be built as a > module and usable in GKI, export cpu_logical_map or __cpu_logical_map > towards the modules. This is the usage: #ifdef CONFIG_SMP cpu = intc->cpus[cpu_logical_map(smp_processor_id())]; #else cpu = intc->cpus[0]; #endif This is totally broken! cpu_logical_map() takes the logical cpu number, 0-N, and returns the MPIDR which you then use as an array index. Rob