From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Rafael J. Wysocki" Subject: Re: [PATCH 13/30] ACPI / sysfs: Provide quirk mechanism to prevent GPE flooding Date: Mon, 08 Aug 2016 22:24:04 +0200 Message-ID: <1940728.OSvgQcsBu1@vostro.rjw.lan> References: <3d86ecd98996bc782a1f4a0bb0c0a0ae2b958df9.1470299677.git.lv.zheng@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7Bit Return-path: Received: from cloudserver094114.home.net.pl ([79.96.170.134]:42338 "HELO cloudserver094114.home.net.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1752541AbcHHUSp (ORCPT ); Mon, 8 Aug 2016 16:18:45 -0400 In-Reply-To: <3d86ecd98996bc782a1f4a0bb0c0a0ae2b958df9.1470299677.git.lv.zheng@intel.com> Sender: linux-acpi-owner@vger.kernel.org List-Id: linux-acpi@vger.kernel.org To: Lv Zheng Cc: "Rafael J. Wysocki" , Len Brown , Lv Zheng , linux-acpi@vger.kernel.org On Thursday, August 04, 2016 04:43:51 PM Lv Zheng wrote: > Sometimes, the users may require a quirk to be provided from ACPI subsystem > core to prevent a GPE from flooding. Normally, if a GPE cannot be > dispatched, ACPICA core automatically prevents the GPE from firing. But > there are cases the GPE is dispatched by _Lxx/_Exx provided via AML table, > and OSPM is lacking of the knowledge to get _Lxx/_Exx correctly executed to > handle the GPE, thus the GPE flooding may still occur. > > This patch provides a quirk mechanism to stop this kind of GPE flooding. > > Link: https://bugzilla.kernel.org/show_bug.cgi?id=53071 > Link: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/887793 > Signed-off-by: Lv Zheng I didn't like this patch before and I still don't like it. Besides, I'd appreciate it if you didn't mix ACPICA release patches with non-ACPICA ones. Thanks, Rafael