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by Tiejun
Mon Mar 19, 2018 12:56 am
Forum: Linux Kernel
Topic: Can't find `arch/arm/boot/dts/overlays` when building kernel
Replies: 24
Views: 11707

Re: Can't find `arch/arm/boot/dts/overlays` when building kernel

Can you try the latest rpi-4.14.y-rt? I validated this with my pi3 mode B. Just please follow those instructions provided by raspberrypi.
by Tiejun
Tue Mar 13, 2018 3:41 pm
Forum: Linux Kernel
Topic: Can't find `arch/arm/boot/dts/overlays` when building kernel
Replies: 24
Views: 11707

Re: Can't find `arch/arm/boot/dts/overlays` when building kernel

What I meant is, please go to rpi-v4.14.y to check if this standard branch works for you, not rpi-v4.14.y-rt.
by Tiejun
Fri Mar 09, 2018 3:50 am
Forum: Linux Kernel
Topic: Can't find `arch/arm/boot/dts/overlays` when building kernel
Replies: 24
Views: 11707

Re: Can't find `arch/arm/boot/dts/overlays` when building kernel

Could you connect with serial port? I think this can help us figure out where kernel stalled. But go back to this in the beginning, I think the problme has not been related to -rt so far. The first step is to make sure you can boot successfully with the standard branch. Here the thing is, you should...
by Tiejun
Thu Mar 08, 2018 11:23 am
Forum: Advanced users
Topic: New RT (Real Time) kernel branch
Replies: 45
Views: 14534

Re: New RT (Real Time) kernel branch

We should not thread irq if this irq is shared, so please add this flag, IRQF_NO_THREAD, as I think.
by Tiejun
Mon Mar 05, 2018 9:43 pm
Forum: Linux Kernel
Topic: Can't find `arch/arm/boot/dts/overlays` when building kernel
Replies: 24
Views: 11707

Re: Can't find `arch/arm/boot/dts/overlays` when building kernel

First of all, PREEMPT_RT is already enabled by default so we don't need to enable that manually. Yes, I already realized that . :D I tested -rt branch in the case of aarch64 before. I noticed there was a warnning message: Failed to start Load Kernel Modules. in your case. I recommend you can instal...
by Tiejun
Mon Mar 05, 2018 11:41 am
Forum: Linux Kernel
Topic: Can't find `arch/arm/boot/dts/overlays` when building kernel
Replies: 24
Views: 11707

Re: Can't find `arch/arm/boot/dts/overlays` when building kernel

First of all, PREEMPT_RT is already enabled by default so we don't need to enable that manually. I tested -rt branch in the case of aarch64 before. I noticed there was a warnning message: Failed to start Load Kernel Modules. in your case. I recommend you can install kernel with rpm. In the -rt branc...

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