Re: Problem for testing linux-next

2021-08-16 Thread Sidong Yang
On Mon, Aug 16, 2021 at 01:23:54PM +0200, Greg KH wrote:
> On Mon, Aug 16, 2021 at 10:17:51AM +0000, Sidong Yang wrote:
> > Hi, all.
> > 
> > I'm trying to test linux-next. I'm using QEMU for testing.
> > I cloned linux-next repository and checkout to last tag next-20210812.
> > I compiled with simple command below.
> > 
> > make menuconfig
> > make & make modules_install & make install
> > 
> > and rebooted system. and it failed.
> 
> Make sure you have a working configuration based on a released kernel
> version _first_ (like 5.13), before trying to test linux-next.  Once you
> have that, then take that configuration and use it on the linux-next
> tree so you know it is not a configuration issue.

Yeah, I think it was configuration error. I reset all the configuration
and compiled 5.13 and it works. Also, I compiled with same configuration
linux-next and It was OK.

Thanks for tip!

Thanks,
Sidong

> 
> good luck!
> 
> greg k-h

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Problem for testing linux-next

2021-08-16 Thread Sidong Yang
Hi, all.

I'm trying to test linux-next. I'm using QEMU for testing.
I cloned linux-next repository and checkout to last tag next-20210812.
I compiled with simple command below.

make menuconfig
make & make modules_install & make install

and rebooted system. and it failed.
It hangs after the message "freeing unused kernel image (init mem)
memory"
after about 500 seconds, it prints call trace including
"x2apic_send_IPI" and it blocked.
I want to copy and past it to here. but I don't know how to see the
dmesg in last failed session.

Is there any wrong configuration for compiling?
I would paste it if I could copy the error message.

Thanks,
Sidong

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Re: A question about staging driver like pi433

2021-08-12 Thread Sidong Yang
On Tue, Aug 10, 2021 at 08:12:46AM +0200, Greg KH wrote:
> On Mon, Aug 09, 2021 at 11:27:13PM +0000, Sidong Yang wrote:
> > On Mon, Aug 09, 2021 at 08:20:03PM +0200, Greg KH wrote:
> > > On Mon, Aug 09, 2021 at 04:13:28PM +, Sidong Yang wrote:
> > > > Hi all,
> > > > 
> > > > I have a question about staging driver. I'm a newbie kernel developer
> > > > and I tried contributed some patches for staging drivers. In those
> > > > staging drivers, I'm interested in pi433 and wrote some patches for it
> > > > about 2 years ago. and then I tried to go deeper for that. I tried to
> > > > buy pi433 device but I can't. It seems that no longer available. 
> > > > 
> > > > In this case, pi433 should be removed from source tree?
> > > 
> > > Why would it be removed if people still use it?
> > 
> > Yeah, I thought there is no user using this device. I realized that it
> > was bad idea. 
> 
> Is there no one using this?  That's kind of hard to determine, and is
> a problem we have at times :(

I contacted the hardware developer in personal. And He replied positive.
I would get the pi433 device soon. It would be nice that It can be
tested in practice.

Thanks,
Sidong

> 
> thanks,
> 
> greg k-h

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Re: A question about staging driver like pi433

2021-08-09 Thread Sidong Yang
On Mon, Aug 09, 2021 at 08:20:03PM +0200, Greg KH wrote:
> On Mon, Aug 09, 2021 at 04:13:28PM +0000, Sidong Yang wrote:
> > Hi all,
> > 
> > I have a question about staging driver. I'm a newbie kernel developer
> > and I tried contributed some patches for staging drivers. In those
> > staging drivers, I'm interested in pi433 and wrote some patches for it
> > about 2 years ago. and then I tried to go deeper for that. I tried to
> > buy pi433 device but I can't. It seems that no longer available. 
> > 
> > In this case, pi433 should be removed from source tree?
> 
> Why would it be removed if people still use it?

Yeah, I thought there is no user using this device. I realized that it
was bad idea. 
> 
> > If not, It's okay to send patches for it?

Sure, 

Thanks!
Sidong
> 
> Please do!
> 
> thanks,
> 
> greg k-h

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A question about staging driver like pi433

2021-08-09 Thread Sidong Yang
Hi all,

I have a question about staging driver. I'm a newbie kernel developer
and I tried contributed some patches for staging drivers. In those
staging drivers, I'm interested in pi433 and wrote some patches for it
about 2 years ago. and then I tried to go deeper for that. I tried to
buy pi433 device but I can't. It seems that no longer available. 

In this case, pi433 should be removed from source tree?
If not, It's okay to send patches for it?

Thanks,
Sidong

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