[OE-core] [PATCH 10/13] linux-yocto/3.14: introduce versioned recipes

Martin Jansa martin.jansa at gmail.com
Fri Mar 28 13:05:30 UTC 2014


On Fri, Mar 28, 2014 at 08:52:15AM -0400, Bruce Ashfield wrote:
> On 14-03-28 05:45 AM, Richard Purdie wrote:
> > On Thu, 2014-03-27 at 14:25 -0400, Bruce Ashfield wrote:
> >> The release kernel for Yocto 1.5 is the 3.14 kernel, so we introduce
> >> the versioned recipes here.
> >>
> >> Signed-off-by: Bruce Ashfield <bruce.ashfield at windriver.com>
> >> ---
> >>   meta/recipes-kernel/linux/linux-yocto-tiny_3.14.bb | 21 ++++++++++++
> >>   meta/recipes-kernel/linux/linux-yocto_3.14.bb      | 37 ++++++++++++++++++++++
> >>   2 files changed, 58 insertions(+)
> >>   create mode 100644 meta/recipes-kernel/linux/linux-yocto-tiny_3.14.bb
> >>   create mode 100644 meta/recipes-kernel/linux/linux-yocto_3.14.bb
> >>
> >> diff --git a/meta/recipes-kernel/linux/linux-yocto-tiny_3.14.bb b/meta/recipes-kernel/linux/linux-yocto-tiny_3.14.bb
> >> new file mode 100644
> >> index 000000000000..8faa9584acf0
> >> --- /dev/null
> >> +++ b/meta/recipes-kernel/linux/linux-yocto-tiny_3.14.bb
> >> @@ -0,0 +1,21 @@
> >> +require recipes-kernel/linux/linux-yocto.inc
> >> +
> >> +KBRANCH = "standard/tiny/base"
> >> +LINUX_KERNEL_TYPE = "tiny"
> >> +KCONFIG_MODE = "--allnoconfig"
> >> +
> >> +LINUX_VERSION ?= "3.14-rc8"
> >> +
> >> +KMETA = "meta"
> >> +
> >> +SRCREV_machine ?= "fecc3fd7d31bd93766ff4f0431fecdbbfa4c3a7c"
> >> +SRCREV_meta ?= "3689f99f4d2a051e8d3ff72345a67d4d04a88020"
> >> +
> >> +PV = "${LINUX_VERSION}+git${SRCPV}"
> >
> > I'm afraid we can't do this in such a simple way. The big issue is that
> > according to our version comparison functions (in bitbake and in the
> > package managers), "3.14-rc8" > "3.14". This will then break updates
> > from package feeds.
> >
> > The traditional way we've worked around this in times gone by is the
> > rather ugly:
> >
> > PV = "3.13+3.14-rc8+git${SRCPV}"
> >
> > since in this case "3.14" > "3.13+3.14-rc8"
> >
> > The better way to handle this would be "3.14~rc8" however not all of our
> > package backends have support for "~" at this point so we can't do that.
> > There is a long standing bug open about this.
> >
> > The same issue also applies to the libc-headers recipe.
> 
> eeee. Since I don't do package feeds, it's never been a problem for me.
> 
> Wouldn't PE bump when I go to 3.14 work as well ?

yes, but we were trying to use PE bumps only in cases where it's really
needed, using sortable PV as RP suggested is IMHO better

> Or does that go away with the PR sever as well ?

no, sewer wont help

> I can muck with PV, or we can hold until Linus releases over the
> weekend, and I go with the released PVs.
> 
> What's your preference ?
> 
> Bruce
> 
> >
> > Cheers,
> >
> > Richard
> >
> >
> 
> -- 
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-- 
Martin 'JaMa' Jansa     jabber: Martin.Jansa at gmail.com
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