[RFC] ACPI, APEI, Generic Hardware Error Source (GHES) injecting support

The testing of Generic Hardware Error Source (GHES) is quite difficult, because special hardware is needed to trigger the hardware error. So a software based hardware error injector for GHES is implemented. Error notification is not provided in ...

Message posted on the May 9th, 2011 - 11:10 PM ET

[RFC] ACPI, APEI, Generic Hardware Error Source POLL/IRQ/NMI notification type support

Generic Hardware Error Source provides a way to report platform hardware errors (such as that from chipset). It works in so called "Firmware First" mode, that is, hardware errors are reported to firmware firstly, then reported to Linux by ...

Message posted on the December 15th, 2010 - 12:40 AM ET

[RFC 1/2] ACPI, APEI, Add apei_exec_run_optional

Some actions in APEI ERST and EINJ tables are optional, for example, ACPI_EINJ_BEGIN_OPERATION action is used to do some preparation for error injection, and firmware may choose to do nothing here. While some other actions are mandatory, for ...

Message posted on the July 5th, 2011 - 2:10 AM ET

[RFC][PATCH]ACPI,APEI,ERST, back end driver for NVRAM

Hi, I developed write/read/clear functions of ERST driver for NVRAM. According to ACPI 4.0 specification, we can use the same procedure as storage. This patch is tested on DELL PowerEdge T310. Any comments are welcome. Signed-off-by: Seiji ...

Message posted on the November 17th, 2011 - 4:00 PM ET

[RFC 0/2] ACPI, APEI, EINJ, Fix RAM accessing

Some APEI firmware implementaiton will access injected address specified in param1 to trigger the error when injecting memory error. This may cause resource conflict with RAM and RAM accessing issue in ACPI atomic IO support. This patchset fixes ...

Message posted on the August 30th, 2011 - 2:30 AM ET

[RFC 0/2] ACPI, APEI, GHES, printk support for recoverable error via NMI

This patchset is based on the lockless list patchset. [RFC 1/2] lib, Make gen_pool memory allocator lockless [RFC 2/2] ACPI, APEI, GHES, printk support for recoverable error via NMI To unsubscribe from this list: send the line "unsubscribe ...

Message posted on the February 9th, 2011 - 2:30 AM ET

[RFC] persistent store (version 2) (part 2 of 2)

Here are the changes to ERST to use the persistent store. -Tony diff --git a/drivers/acpi/apei/Kconfig b/drivers/acpi/apei/Kconfig index fca34cc..e91680c 100644 a/drivers/acpi/apei/Kconfig +++ b/drivers/acpi/apei/Kconfig @@ -1,5 +1,6 @@ config ...

Message posted on the November 30th, 2010 - 7:30 PM ET

[RFC][PATCH v2 2/3] Hold multiple logs

[Problem] When efi_pstore holds just one log and it doesn't overwrite an exisiting entry, we lose a critical message if kernel panics while system is rebooting. [Solution] With this patch, efi_pstore can hold multiple logs with a new kernel ...

Message posted on the July 19th, 2012 - 5:20 PM ET

[RFC][PATCH 1/2] efi_pstore: hold multiple logs

[Problem] Currently, efi_pstore driver simply overwrites existing panic messages in NVRAM. So, in the following scenario, we will lose 1st panic messages. 1. kernel panics. 2. efi_pstore is kicked and write panic messages to NVRAM. 3. system ...

Message posted on the October 5th, 2012 - 3:10 PM ET

[RFC][PATCH 2/2] efi_pstore: add a sequence counter to a variable name

[Problem] Currently, a variable name, which distinguishes each entry, consists of type, id and ctime. But if multiple events happens in a short time, a second/third event may fail to log because efi_pstore can't distinguish each event with current ...

Message posted on the October 5th, 2012 - 3:10 PM ET

[RFC][PATCH 0/3] Report APEI GHES error information via printk

Although we have no consensus on whether we need a hardware error specific reporting interface. We have the consensus that we need to report hardware error information via printk. This patchset adds that to APEI GHES. [RFC][PATCH 1/3] Add CPER PCIe ...

Message posted on the November 23rd, 2010 - 8:20 PM ET

[RFC EDAC/GHES 0/3] Add EDAC support on GHES

It turns that making ghes to talk with EDAC to not be a hard task. This patch series makes ghes->edac integration. This was compile-tested only, as its, for now, just a proof of concept. There are lots of space for improvements, like: - maybe ...

Message posted on the October 31st, 2012 - 12:50 PM ET

[RFC PATCH 5/6] ACPI: Introduce ACPI I2C controller enumeration driver

From 6077a62f2865201ab6727ca7d628ee5e43aa57e1 Mon Sep 17 00:00:00 2001 From: Zhang Rui <rui.zhang@intel.com> Date: Fri, 24 Aug 2012 15:18:25 +0800 Subject: [RFC PATCH 5/6] ACPI: Introduce ACPI I2C controller enumeration driver This driver is ...

Message posted on the September 28th, 2012 - 3:50 AM ET

[RFC] x86, NMI, Treat unknown NMI as hardware error

In general, unknown NMI is used by hardware and firmware to notify fatal hardware errors to OS. So the Linux should treat unknown NMI as hardware error and go panic upon unknown NMI for better error containment. But there are some legacy machine ...

Message posted on the May 13th, 2011 - 4:30 AM ET

rfc acpi apei