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From: Richard Purdie <richard.purdie@linuxfoundation.org>
To: Gary Thomas <gary@mlbassoc.com>
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Date: Mon, 20 Dec 2010 21:23:13 +0000
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Cc: paul.eggleton@linux.intel.com, poky@pokylinux.org
Subject: Re: [PATCH 0/1] Fix weird rebuild issue even when sstate signature doesn't change
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On Wed, 2010-12-15 at 09:10 -0700, Gary Thomas wrote:
> On 12/15/2010 02:12 AM, Richard Purdie wrote:
> > On Tue, 2010-12-14 at 21:40 +0800, Kevin Tian wrote:
> > I've merged this patch into master, good catch and hopefully this gets
> > sstate into a good working state.
> >
> > I've merged an updated version of Paul's sstate branch too.
> >
> > I'm hoping this makes sstate packages finally usable!
> 
> Mucho bettero (TM) :-)
> 
> I just tried this from master and at least on the same machine
> but different build paths, it performed much as hoped.  My initial
> build (step 1) took some 165 minutes, building the same target using
> the sstate cache from step 1 took only 22.  The only packages rebuilt
> during step 2 were the kernel and the image tasks (I tested this with
> my own image+kernel recipes, so it's OK if this differs a little from
> other's results).
> 
> Bottom line, it seems to be working much better now.
> 
> Note to Paul: I also still see lots of LD_PRELOAD messages like
>    ERROR: ld.so: object 'libpseudo.so' from LD_PRELOAD cannot be preloaded: ignored.
> but they did not seem to affect the result.

This error should be fixed with some changes that went in today.

> Note to Richard: I'm still seeing a ton of Noexec messages every time I rebuild
> a package in this tree.  I thought I understood you to say they should happen
> at most once?

Yes, I've pushed some changes which should help too.

Its taken longer that I'd have liked but we *are* getting there with
sstate and prebuilds! :)

Cheers,

Richard