From patchwork Thu May 30 03:00:18 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg Kroah-Hartman X-Patchwork-Id: 165384 Delivered-To: patch@linaro.org Received: by 2002:a92:9e1a:0:0:0:0:0 with SMTP id q26csp377487ili; Wed, 29 May 2019 20:09:32 -0700 (PDT) X-Google-Smtp-Source: APXvYqxL9d86+kbzxEAwbNXuIzOKpHFijZP0ybMl7obYFnjK44E+dJXI7mni/nDVY1QaERBM334O X-Received: by 2002:a63:5c1a:: with SMTP id q26mr1666110pgb.260.1559185771983; Wed, 29 May 2019 20:09:31 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1559185771; cv=none; d=google.com; s=arc-20160816; b=NVw+a3Hck1o3N7zY6jtrlMeY22n0JKV+HvPAyWmK6Mq1QVoFtNTGZQY2pT5cbUe9np v6aJQHZF1L9TpUd2BgUOsRlpvNe7G1qx+5MhcpvxDT1Y9oifCxzE9M+1Vo2yCVfJuXWB OFnMQgiDsnhvQCZB7ue30Z0/9uWIWFPJUInqfkqI8tXIXfsDWJxXV5PaI7L3kU5ab0Tx 2FJTUYSp3z8y/NLqgOmvzayGcntxfroGkDLunGvyWq6PXRSwD+k20qy1vDuqa/Pp9M18 W7bDtHOLm/urBtMeNf2Td74j0ve5fDIIjtrt+ksNv+U4+Ff6FoWZTbTZ2OoMWrDDznol ibTQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:mime-version :user-agent:references:in-reply-to:message-id:date:subject:cc:to :from:dkim-signature; bh=lyzGXZs98h+AXAF2DrKXk3kVaNJd0K8eMHq1v8LMZAw=; b=hGSBy4BG3bOFjUtGcbaXrSLpCc6DVoTt1rr7v/Yb6ZVDmSCo7238T76R2D8fi2u6UK ZRpNI0NWn32E6zIrHmNUf/LdgX/K2/L9Ad6fAtJ8t8AbwrEsEmktUwx75X8cHxRqwhBV UlQ3VnGJlRz7/vEIrchUT/F7N4ABB2Z9eqL7o6xT1+iSUn4hzO3C+5gjNHJlnscHfRsC jcBx6xMgKsKI+DZlmItmrKEjPWJEkhrURG+JqJwP9WuFfx+jkUKpdrl6Xd6ABynJkscL c/s110zfMveEAAL0tWGik5ccWl0VAoaKIQuv6VtC4yzADzoO09BUennfMamY8GMLPG4w DAdg== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=BwlmT0Fy; spf=pass (google.com: best guess record for domain of stable-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=stable-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id c7si1761221pgd.512.2019.05.29.20.09.31; Wed, 29 May 2019 20:09:31 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of stable-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=BwlmT0Fy; spf=pass (google.com: best guess record for domain of stable-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=stable-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727599AbfE3DJb (ORCPT + 14 others); Wed, 29 May 2019 23:09:31 -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 Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@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