From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Baicar, Tyler" Subject: Re: [PATCH V12 00/10] Add UEFI 2.6 and ACPI 6.1 updates for RAS on ARM64 Date: Tue, 7 Mar 2017 09:37:38 -0700 Message-ID: <0908a4cc-bb6b-341b-0bde-ccb820d17385@codeaurora.org> References: <1488833103-21082-1-git-send-email-tbaicar@codeaurora.org> <58BE9B6B.3020000@arm.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii"; Format="flowed" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <58BE9B6B.3020000@arm.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: kvmarm-bounces@lists.cs.columbia.edu Sender: kvmarm-bounces@lists.cs.columbia.edu To: James Morse Cc: linux-efi@vger.kernel.org, kvm@vger.kernel.org, matt@codeblueprint.co.uk, catalin.marinas@arm.com, will.deacon@arm.com, robert.moore@intel.com, paul.gortmaker@windriver.com, lv.zheng@intel.com, kvmarm@lists.cs.columbia.edu, fu.wei@linaro.org, zjzhang@codeaurora.org, linux@armlinux.org.uk, linux-acpi@vger.kernel.org, eun.taik.lee@samsung.com, shijie.huang@arm.com, labbott@redhat.com, lenb@kernel.org, harba@codeaurora.org, john.garry@huawei.com, marc.zyngier@arm.com, punit.agrawal@arm.com, rostedt@goodmis.org, nkaje@codeaurora.org, sandeepa.s.prabhu@gmail.com, linux-arm-kernel@lists.infradead.org, devel@acpica.org, rjw@rjwysocki.net, rruigrok@codeaurora.org, linux-kernel@vger.kernel.org, astone@redhat.com, hanjun.guo@linaro.org, joe@perches.com, pbonzini@redhat.com, akpm@linux-foundation.org, bristot@redhat.com, shiju.jose@huawei.com List-Id: linux-efi@vger.kernel.org On 3/7/2017 4:37 AM, James Morse wrote: > Hi Tyler, > > On 06/03/17 20:44, Tyler Baicar wrote: >> When a memory error, CPU error, PCIe error, or other type of hardware error >> that's covered by RAS occurs, firmware should populate the shared GHES memory >> location with the proper GHES structures to notify the OS of the error. >> For example, platforms that implement firmware first handling may implement >> separate GHES sources for corrected errors and uncorrected errors. If the >> error is an uncorrectable error, then the firmware will notify the OS >> immediately since the error needs to be handled ASAP. The OS will then be able >> to take the appropriate action needed such as offlining a page. If the error >> is a corrected error, then the firmware will not interrupt the OS immediately. >> Instead, the OS will see and report the error the next time it's GHES timer >> expires. The kernel will first parse the GHES structures and report the errors >> through the kernel logs and then notify the user space through RAS trace >> events. This allows user space applications such as RAS Daemon to see the >> errors and report them however the user desires. This patchset extends the >> kernel functionality for RAS errors based on updates in the UEFI 2.6 and >> ACPI 6.1 specifications. > This series doesn't apply cleanly to v4.11-rc1, what did you base it on? > > Please base this on a v4.11 release candidate if you want it considered for v4.12. > This was based on 4.10, I will base it on 4.11-rc1 for the next patch set. Thanks, Tyler -- Qualcomm Datacenter Technologies, Inc. as an affiliate of Qualcomm Technologies, Inc. Qualcomm Technologies, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project.