Re: [PATCH 2/2] uninative: Switch from bz2 to xz

[Adrian Bunk <bunk@stusta.de>]

On Wed, May 29, 2019 at 06:29:20PM -0400, Tom Rini wrote:
> On Thu, May 30, 2019 at 01:17:26AM +0300, Adrian Bunk wrote:
> > On Wed, May 29, 2019 at 10:29:31PM +0100, richard.purdie@linuxfoundation.org wrote:
> > > On Wed, 2019-05-29 at 17:25 -0400, Tom Rini wrote:
> > > > On Wed, May 29, 2019 at 09:50:22PM +0100, 
> > > > richard.purdie@linuxfoundation.org wrote:
> > > > > On Wed, 2019-05-29 at 13:39 -0700, akuster808 wrote:
> > > > > > On 5/29/19 12:26 PM, richard.purdie@linuxfoundation.org wrote:
> > > > > > > On Wed, 2019-05-29 at 12:21 -0700, akuster808 wrote:
> > > > > > > > On 5/29/19 11:43 AM, Richard Purdie wrote:
> > > > > > > > > (From OE-Core rev:
> > > > > > > > > 29fc9210b973be68de474e75068e4c72371afe5a)
> > > > > > > > > 
> > > > > > > > > Signed-off-by: Richard Purdie <
> > > > > > > > > richard.purdie@linuxfoundation.org>
> > > > > > > > With back port to warrior and Thud too?
> > > > > > > Yes, we'll need to do that if we bring fedora 30 workers online
> > > > > > > on
> > > > > > > the
> > > > > > > autobuilder.
> > > > > > I know the uninative update is required for FC30 but changing the
> > > > > > compression does not.
> > > > > > 
> > > > > > This question is about the compression extension question.
> > > > > > 
> > > > > > Does this mean YP will no longer be providing bz2 uninatives?
> > > > > 
> > > > > Correct, the patch should be straight forward to include with the
> > > > > upgrade.
> > > > 
> > > > Does that in turn mean we must have host xz-utils?
> > > 
> > > It will mean you need a tar which supports the -J option. The tests
> > > I've see so far suggest all our oldest supported distros do...
> > 
> > For thud tar >= 1.27 is required, -J was added in 1.22.
> > 
> > But Tom is asking about something different:
> > tar calls "xz -d" for decompression, which needs xz-utils installed.
> > 
> > https://www.yoctoproject.org/docs/2.6/ref-manual/ref-manual.html#required-packages-for-the-build-host 
> > documents that xz has to be installed, but looking at 
> > meta/conf/bitbake.conf it might be missing in HOSTTOOLS.
> 
> I think it's also missing in for example the crops containers.  So if
> we're going to backport it, I think maybe we should keep it bz2?  The
> size difference can't be that much.

The size difference is surprisingly high - a factor of 5 (sic).
But in practice the difference between 5 MB and 26 MB
shouldn't really matter.

> Tom

cu
Adrian

-- 

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       "Only a promise," Lao Er said.
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