Re: [PATCH 00/13] Convert EDAC internal strutures to support alltypes of Memory Controllers

[Aristeu Rozanski Filho]

On Thu, Mar 29, 2012 at 01:45:33PM -0300, Mauro Carvalho Chehab wrote:
> This is the 12th and final rebase of this patch series.
> 
> It is the first patchset for the EDAC rewrite. On this patchset,
> there are all the internal changes at the EDAC core, needed
> to properly represent memories at modern memory controllers that
> aren't oriented per rank/channel.
> 
> It is needed in order to fix a long-term bug at the EDAC drivers
> for the Intel memory controllers deployed since 2005 (well, in fact,
> there is one Rambus that it is older, but also suffers from the same
> syndrome), including the drivers for the recent Intel Nehalem and
> Sandy Bridge architectures.
> 
> The new EDAC architecture supports both per rank/channel memory
> controllers and per-DIMM ones.
> 
> On this changeset, there are no changes at the sysfs nodes. Just 
> like before this changeset, non-per-rank memory controllers 
> will expose memories as "virtual csrows/virtual channels[1].
> 
> [1] It sounds better to say "virtual" than to admit that all
> EDAC Intel drivers since 2005 need to lie about their age to
> the EDAC core, in order for the Kernel to accept them ;)
> 
> Mauro Carvalho Chehab (13):
>   edac: Create a dimm struct and move the labels into it
>   edac: move dimm properties to struct memset_info
>   edac: Don't initialize csrow's first_page & friends when not needed
>   edac: move nr_pages to dimm struct
>   edac: Fix core support for MC's that see DIMMS instead of ranks
>   edac: Initialize the dimm label with the known information
>   edac: Cleanup the logs for i7core and sb edac drivers
>   i5400_edac: improve debug messages to better represent the filled
>     memory
>   events/hw_event: Create a Hardware Events Report Mecanism (HERM)
>   i5000_edac: Fix the logic that retrieves memory information
>   e752x_edac: provide more info about how DIMMS/ranks are mapped
>   edac: Rename the parent dev to pdev
>   edac: use Documentation-nano format for some data structs
Reviewed-by: Aristeu Rozanski <arozansk@xxxxxxxxxx>

-- 
Aristeu

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