[OE-core] [PATCH] linux-yocto-dev: Dynamic SRCREV update

[Bruce Ashfield]

On 14-05-23 12:57 PM, Darren Hart wrote:
> The current implementation would result in the default SRCREVs being
> used by the fetcher, even though the anonymous python would update them
> to AUTOREV. This appears to be something to do with early parsing
> bitbake black magic.
>
> This patch ensures the default is never assigned if we are actually
> building the recipe by using a function to assign it in the first place.
>
> The USE_DEFAULT* variables are removed as they are not necessary to
> allow for overriding the SRCREVs.
>
> The anonymous python parse check is moved closer to the top of the
> recipe to be a bit more logically representative of its intended
> purpose.

Looks good to me.

Acked-by: Bruce Ashfield <bruce.ashfield at windriver.com>

>
> Signed-off-by: Darren Hart <dvhart at linux.intel.com>
> ---
>   meta/recipes-kernel/linux/linux-yocto-dev.bb |   29 ++++++++++----------------
>   1 file changed, 11 insertions(+), 18 deletions(-)
>
> diff --git a/meta/recipes-kernel/linux/linux-yocto-dev.bb b/meta/recipes-kernel/linux/linux-yocto-dev.bb
> index 5e09720..9b49eee 100644
> --- a/meta/recipes-kernel/linux/linux-yocto-dev.bb
> +++ b/meta/recipes-kernel/linux/linux-yocto-dev.bb
> @@ -11,37 +11,30 @@
>   inherit kernel
>   require recipes-kernel/linux/linux-yocto.inc
>
> -USE_MACHINE_AUTOREV ?= "1"
> -USE_META_AUTOREV ?= "1"
> -
>   # provide this .inc to set specific revisions
>   include recipes-kernel/linux/linux-yocto-dev-revisions.inc
>
> +# Skip processing of this recipe if it is not explicitly specified as the
> +# PREFERRED_PROVIDER for virtual/kernel. This avoids network access required
> +# by the use of AUTOREV SRCREVs, which are the default for this recipe.
> +python () {
> +    if d.getVar("PREFERRED_PROVIDER_virtual/kernel", True) != "linux-yocto-dev":
> +        raise bb.parse.SkipPackage("Set PREFERRED_PROVIDER_virtual/kernel to linux-yocto-dev to enable it")
> +}
> +
>   KBRANCH = "standard/base"
>   KBRANCH_DEFAULT = "${KBRANCH}"
>   KMETA = "meta"
>
> -SRC_URI = "git://git.pokylinux.org/linux-yocto-dev.git;nocheckout=1;branch=${KBRANCH},${KMETA};name=machine,meta"
> +SRC_URI = "git://git.yoctoproject.org/linux-yocto-dev.git;bareclone=1;branch=${KBRANCH},${KMETA};name=machine,meta"
>
>   # Set default SRCREVs. Both the machine and meta SRCREVs are statically set
>   # to the korg v3.7 tag, and hence prevent network access during parsing. If
>   # linux-yocto-dev is the preferred provider, they will be overridden to
>   # AUTOREV in following anonymous python routine and resolved when the
>   # variables are finalized.
> -SRCREV_machine ?= "29594404d7fe73cd80eaa4ee8c43dcc53970c60e"
> -SRCREV_meta ?= "29594404d7fe73cd80eaa4ee8c43dcc53970c60e"
> -
> -python () {
> -    if d.getVar("PREFERRED_PROVIDER_virtual/kernel", True) != "linux-yocto-dev":
> -        raise bb.parse.SkipPackage("Set PREFERRED_PROVIDER_virtual/kernel to linux-yocto-dev to enable it")
> -    else:
> -        # if the revisions have been changed from the defaults above we leave them
> -        # alone. But if the defaults are left, we change to AUTOREV.
> -        if d.getVar("USE_MACHINE_AUTOREV", True) == "1":
> -            d.setVar("SRCREV_machine", "${AUTOREV}")
> -        if d.getVar("USE_META_AUTOREV", True) == "1":
> -            d.setVar("SRCREV_meta", "${AUTOREV}")
> -}
> +SRCREV_machine ?= '${@oe.utils.conditional("PREFERRED_PROVIDER_virtual/kernel", "linux-yocto-dev", "${AUTOREV}", "29594404d7fe73cd80eaa4ee8c43dcc53970c60e", d)}'
> +SRCREV_meta ?= '${@oe.utils.conditional("PREFERRED_PROVIDER_virtual/kernel", "linux-yocto-dev", "${AUTOREV}", "29594404d7fe73cd80eaa4ee8c43dcc53970c60e", d)}'
>
>   LINUX_VERSION ?= "3.14+"
>   LINUX_VERSION_EXTENSION ?= "-yoctodev-${LINUX_KERNEL_TYPE}"
>