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 X-Spam-Level: X-Spam-Status: No, score=-4.1 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 11872C433E0 for ; Mon, 10 Aug 2020 20:55:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id CA1FC206E9 for ; Mon, 10 Aug 2020 20:55:02 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="BIlnQaMn"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="aui1JS9p" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726422AbgHJUzC (ORCPT ); Mon, 10 Aug 2020 16:55:02 -0400 Received: from Galois.linutronix.de ([193.142.43.55]:53424 "EHLO galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726115AbgHJUzB (ORCPT ); Mon, 10 Aug 2020 16:55:01 -0400 From: Thomas Gleixner DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1597092899; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=y0jtKoxhIcoiQ7gBdTS4dcYT9JXALMCiMed9vBdYRvs=; b=BIlnQaMn+bF0KBDMc4qRQe04Q+lzdEvxHQCt2elBT7BICxo6NxllhGjcqO9oHMPn4xLrqn cFjjmXOdcB5CGEzO9Jvr3tdfj4+TabeL15idXej7SzkvoWt8RVJa4gDvpa+WW0cEpyJD/t 0INYublVzdmR4sF8AzbWyPl2R2rsQthB7IWOZ64aWx3hXULb3hskr46DauZNmA0CWlgcFI eoEpo2eEaw8W03lnqPrZz51QUw2/s3vgOlgVAU6D96ESvYXmNPY33jTqDVnDNBjFvbyjJC 1nen2LHJgRs5WJwgPtCkOwWBoCRH6fLJb+oMvt52p3tbjMfbe0pJP8nICx1Gqw== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1597092899; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=y0jtKoxhIcoiQ7gBdTS4dcYT9JXALMCiMed9vBdYRvs=; b=aui1JS9phL6pmtsOAc+qZc8+Fx6KCko7sSnwAb6p8dp7Mm5GxgwrS2ZWuLAr5RZVr3yB0g VFccFyGp58be68Bg== To: Frank van der Linden , stable@vger.kernel.org Subject: Re: [PATCH 4.14 1/2] genirq/affinity: Handle affinity setting on inactive interrupts correctly In-Reply-To: <20200810202012.GA20767@dev-dsk-fllinden-2c-c1893d73.us-west-2.amazon.com> References: <20200810201144.20618-1-fllinden@amazon.com> <20200810202012.GA20767@dev-dsk-fllinden-2c-c1893d73.us-west-2.amazon.com> Date: Mon, 10 Aug 2020 22:54:59 +0200 Message-ID: <87imdqxluk.fsf@nanos> MIME-Version: 1.0 Content-Type: text/plain Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org Frank van der Linden writes: > Forgot to Cc these to Thomas - let me forward them to ask his input. > > Thomas - do these look good to you? 4.14 is a little different in the sense > that it didn't have the x86 set-affinity-before-activate workaround. It > did have the same failure scenario that was seen on arm64, so the patches > are necessary. > > The x86 irq allocation loop has some differences for 4.14 x86 too, but > I don't see any problems there. Me neither.