[yocto] [meta-raspberrypi][PATCH] sdcard_image-rpi: Prevent taskhash mismatch

[Paul Barker]

On Wed, 15 Jun 2016 12:05:53 +0100
Paul Barker <paul at paulbarker.me.uk> wrote:

> On Tue, 14 Jun 2016 19:30:25 +0100
> Andrei Gherzan <andrei at gherzan.ro> wrote:
> 
> > Hi Paul,
> > 
> > On Wed, Jun 08, 2016 at 02:02:29PM +0100, Paul Barker wrote:
> > > As recently discussed on the mailing list, bitbake now issues an
> > > error when the task hash computed by the bitbake master differs
> > > from the task hash computed by the bitbake worker. This usually
> > > happens when the task hash depends on the date and time for some
> > > reason.
> > >
> > > This affects IMAGE_CMD_rpi-sdimg and is fixed by excluding the
> > > dependency on the current date and time from the command.
> > >
> > > Signed-off-by: Paul Barker <paul at paulbarker.me.uk>
> > > ---
> > >  classes/sdcard_image-rpi.bbclass | 2 +-
> > >  1 file changed, 1 insertion(+), 1 deletion(-)
> > >
> > > diff --git a/classes/sdcard_image-rpi.bbclass
> > > b/classes/sdcard_image-rpi.bbclass index 3b4f13f..a8d83a3 100644
> > > --- a/classes/sdcard_image-rpi.bbclass
> > > +++ b/classes/sdcard_image-rpi.bbclass
> > > @@ -72,7 +72,7 @@ SDIMG =
> > > "${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.rootfs.rpi-sdimg" FATPAYLOAD ?=
> > > ""
> > >
> > >  IMAGEDATESTAMP = "${@time.strftime('%Y.%m.%d',time.gmtime())}"
> > > -IMAGE_CMD_rpi-sdimg[vardepsexclude] = "IMAGEDATESTAMP"
> > > +IMAGE_CMD_rpi-sdimg[vardepsexclude] = "DATETIME"
> > >
> > >  IMAGE_CMD_rpi-sdimg () {
> > 
> > I can't seem to replicate this issue with currrent poky master. Any
> > idea why? Maybe this got fixed in poky?
> > 
> 
> I must admit it's an issue I don't 100% understand. I'll try again
> without this patch and see what happens.

Weird... there's now no error even without this patch. I can't see
anything in bitbake/oe-core that I understand as a fix for this but it
may have been fixed as a side effect of something else. I'll keep an
eye out and see if the issue re-occurs in the future.

Thanks,
Paul Barker