Re: CPA boot crash (was: [PATCH] [0/36] Great change_page_attrpatch series v3)

From: Ingo Molnar
Date: Fri Jan 18 2008 - 11:08:25 EST



* Andi Kleen <ak@xxxxxxx> wrote:

> > could you please make your queue bisectable?
>
> The idea was that you git revert the original patches I referenced and
> then drop the undo patches since I reimplement all that in different
> ways (except for the white space changes, but that can be redone once
> everything settled down again). Then it will be bisectable.

and how does that again make things bisectable in the middle of the PAT
queue? For example if i undo:

Subject: x86: pat: cpa, 32-bit
From: Venkatesh Pallipadi <venkatesh.pallipadi@xxxxxxxxx>

in the PAT series, the rest of PAT wont apply. The proper approach is to
do incremental updates to the existing codebase, i.e. truly base CPA
ontop of PAT.

about whitespaces:

> (except for the white space changes, but that can be redone once
> everything settled down again). Then it will be bisectable.

it's a revert barrier (within v2.6.25), so it would be nicer and more
maintainable to integrate the whitespace changes into your patches, via
the method i suggested. (it can even be scripted up)

Ingo
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