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From: Richard Purdie <richard.purdie@linuxfoundation.org>
To: Quentin Schulz <quentin.schulz@theobroma-systems.com>,
	Wes Lindauer <wesley.lindauer@gmail.com>,
	openembedded-core@lists.openembedded.org
Subject: Re: [OE-core][PATCH] bitbake.conf: Add resource vars to hash ignore list
Date: Mon, 22 Aug 2022 12:18:58 +0100	[thread overview]
Message-ID: <01dce5b603bc47fc195ba4ea738e7a333ac1992e.camel@linuxfoundation.org> (raw)
In-Reply-To: <cf290a54-3b62-9c0d-32cc-08195f682b99@theobroma-systems.com>

On Mon, 2022-08-22 at 11:28 +0200, Quentin Schulz wrote:
> Hi Wes,
> 
> On 8/22/22 06:59, Wes Lindauer wrote:
> > It should not matter what xz/zstd parallelism and resource usage is set to
> > when determining hash signatures. This allows sharing more sstate across
> > host machines with different CPU configurations.
> > 
> 
> It seems like it does matter in some ways, c.f.:
> https://git.openembedded.org/openembedded-core/commit/?id=0296dc71c01d1b7953d74ef37d56429e2f4fcfab
> and
> https://git.openembedded.org/openembedded-core/commit/?id=e72c0b94554a9bc293844ec2bddb0c04ea19791d

As Quentin mentions, the value does matter. In particular, those
compiled with a single thread differ to those with multiple threads. As
such the proposed patch can't be accepted.

Cheers,

Richard


  reply	other threads:[~2022-08-22 11:19 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-08-22  4:59 [OE-core][PATCH] bitbake.conf: Add resource vars to hash ignore list Wes Lindauer
2022-08-22  7:16 ` Ernst Sjöstrand
2022-08-22  9:28 ` Quentin Schulz
2022-08-22 11:18   ` Richard Purdie [this message]
2022-08-22 13:17     ` Peter Kjellerstedt
2022-08-30 19:27       ` Wes Lindauer
2022-08-30 19:41         ` Richard Purdie

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