[meta-freescale] yocto 2.5 sumo linux-qoriq_4.14 question

Fernando AE fernando.ae2017 at gmail.com
Wed Nov 21 08:43:37 PST 2018


Hello Tom,

Maybe a silly question, does PREEMPT_RT_BASE still exit in kernel 4.14?

Regards,
Fernando

On Fri, Nov 2, 2018 at 3:26 PM Beaman, Thomas <Thomas.Beaman at xerox.com> wrote:
>
> Hi, I did not see any replies to this message from a week ago, is there a better place I could send this to ?  Can I provide any additional information to help understand this request ?  Thank you for your time.
>
>
>
> Regards,
>
> Tom Beaman
>
>
>
>
>
> From: Beaman, Thomas
> Sent: Thursday, October 25, 2018 3:12 PM
> To: meta-freescale at yoctoproject.org
> Cc: Beaman, Thomas <Thomas.Beaman at xerox.com>
> Subject: yocto 2.5 sumo linux-qoriq_4.14 question
>
>
>
> I currently use yocto2.3  with the meta-freescale layer set to the pyro branch and the linux-qoriq_4.1.bb  recipe. This build has the ability to enable PREMPT_RT_BASE in the kernel config.
>
>
>
> I am in the process of updating to yocto2.5 with the meta-freescale layer set to the sumo branch and using the linux-qoriq_4.14.bb recipe. This build does not have the ability to enable PREEMPT_RT_BASE.
>
>
>
> Do I have something configured incorrectly, or has this been removed or forgotten in the sumo meta-freescale layer of the yocto2.5 release ?
>
>
>
> What other information can I provide.
>
>
>
> Regards,
>
> Tom Beaman
>
>
>
>
>
> Yocto 2.3
>
> grep PREEMPT config-4.1.35-rt41-Yocto2.3.1+
>
> CONFIG_PREEMPT_RCU=y
>
> CONFIG_PREEMPT=y
>
> CONFIG_PREEMPT_RT_BASE=y
>
> CONFIG_HAVE_PREEMPT_LAZY=y
>
> # CONFIG_PREEMPT_NONE is not set
>
> # CONFIG_PREEMPT_VOLUNTARY is not set
>
> # CONFIG_PREEMPT__LL is not set
>
> CONFIG_PREEMPT_RTB=y
>
> # CONFIG_PREEMPT_RT_FULL is not set
>
> CONFIG_PREEMPT_COUNT=y
>
>
>
>
>
> Yocto2.5
>
> grep PREEMPT config-4.14.47-Yocto2.5.1+
>
> CONFIG_PREEMPT_RCU=y
>
> # CONFIG_PREEMPT_NONE is not set
>
> # CONFIG_PREEMPT_VOLUNTARY is not set
>
> CONFIG_PREEMPT=y
>
> CONFIG_PREEMPT_COUNT=y
>
> CONFIG_DEBUG_PREEMPT=y
>
> CONFIG_PREEMPT_TRACER=y
>
>
>
> --
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