[cgl_discussion] Project Review: MCA Handler

Randy.Dunlap rddunlap at osdl.org
Tue Oct 22 17:16:15 PDT 2002


On Thu, 3 Oct 2002, Pallipadi, Venkatesh wrote:

| Requirements related to MCA Handler project
| -------------------------------------------
| Requirement: 4.5 Platform Signal Handler
|
| How MCA Handler meets the CGL requirements
| ------------------------------------------
| This patch adds the MCA error info. onto the event log, in the format
| specified by PSH - Event log interface spec.
|
| Project design information
| --------------------------
| This project adds a kernel patch to:
| 1) Log the MCA errors onto event log as per the format defined in PSH-Event
| Log spec.
| 2) Add the support for logging the additional information available during
| an MCA in P4 based system.
|
| Code location
| -------------
| The kernel patch for MCA Handler is located in the cgl development tree
| under kernel/linux-2.4.18/patches/mca_log
| _______________________________________________

Hi Venkatesh,

For Pentium 4, I think that you could add some real value to MCE reporting
by decoding the MISC register bits to provide some useful information
to users or whoever is trying to support a system after an MCE
event occurs.  How about it?

-- 
~Randy





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