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=-6.0 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE, SPF_PASS,T_DKIMWL_WL_HIGH,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 51DFDC072B1 for ; Thu, 30 May 2019 04:59:30 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 22A112606F for ; Thu, 30 May 2019 04:59:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1559192370; bh=Q5lSDWobAriHZ4bBwYsgrm/31AWgdhRGttYgtiQ26tg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=cO+rpSSIWbvOdx3Ad8dvYfCrL1szDvxyV3vUhwpRNlQxm74RK1WrzfMJbYAoLjFCw 7ZaGkv4tzLB8yDTP3inG0pRpv6kVOuAt5tJ1y84x7Tjl3W981Gma0SIpEnuXCbXs1L jmU+5e853Wo6W91j0SHJD9FJH1LyzRORw64U3LQc= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727677AbfE3DJi (ORCPT ); Wed, 29 May 2019 23:09:38 -0400 Received: from mail.kernel.org ([198.145.29.99]:44120 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727591AbfE3DJa (ORCPT ); Wed, 29 May 2019 23:09:30 -0400 Received: from localhost (ip67-88-213-2.z213-88-67.customer.algx.net [67.88.213.2]) (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 9712C24481; Thu, 30 May 2019 03:09:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1559185769; bh=Q5lSDWobAriHZ4bBwYsgrm/31AWgdhRGttYgtiQ26tg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=BwlmT0FyhpfD+0fA1kPYP6lKUJzfCBfizg9Lg+Eyutew3OS+w92wTiSivVdsdRKbY kTTaLuX7DyBK10lK0cvnBUcgy6f9bJLNzQkNfmXZfWwRHlueKkWhZzSebEHDqEdh0U ZdFdWmeDccna/YmsGT86DTa4Yr0tIZcC+mAwx58s= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Julien Thierry , Marc Zyngier , Will Deacon Subject: [PATCH 5.1 020/405] arm64: Kconfig: Make ARM64_PSEUDO_NMI depend on BROKEN for now Date: Wed, 29 May 2019 20:00:18 -0700 Message-Id: <20190530030541.616585036@linuxfoundation.org> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190530030540.291644921@linuxfoundation.org> References: <20190530030540.291644921@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Will Deacon commit 96a13f57b946be7a6c10405e4bd780c0b6b6fe63 upstream. Although we merged support for pseudo-nmi using interrupt priority masking in 5.1, we've since uncovered a number of non-trivial issues with the implementation. Although there are patches pending to address these problems, we're facing issues that prevent us from merging them at this current time: https://lkml.kernel.org/r/1556553607-46531-1-git-send-email-julien.thierry@arm.com For now, simply mark this optional feature as BROKEN in the hope that we can fix things properly in the near future. Cc: # 5.1 Cc: Julien Thierry Acked-by: Marc Zyngier Signed-off-by: Will Deacon Signed-off-by: Greg Kroah-Hartman --- arch/arm64/Kconfig | 1 + 1 file changed, 1 insertion(+) --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -1347,6 +1347,7 @@ config ARM64_MODULE_PLTS config ARM64_PSEUDO_NMI bool "Support for NMI-like interrupts" + depends on BROKEN # 1556553607-46531-1-git-send-email-julien.thierry@arm.com select CONFIG_ARM_GIC_V3 help Adds support for mimicking Non-Maskable Interrupts through the use of