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Date:      Wed, 10 Jul 2024 13:51:18 +0200
From:      Mario Marietto <marietto2008@gmail.com>
To:        Dave Cottlehuber <dch@skunkwerks.at>, Mark Peek <mp@freebsd.org>
Cc:        freebsd-virtualization <freebsd-virtualization@freebsd.org>
Subject:   Re: looking for a regression
Message-ID:  <CA%2B1FSigOJD0WFUxqc%2BzKCoSpB1sNY9nMK9nXU9AiJSeEOBj54Q@mail.gmail.com>
In-Reply-To: <5ece3b86-1ab2-4e5d-81a6-28a8b4271d6e@app.fastmail.com>
References:  <CA%2B1FSig7BXkUO6d_3mjpRf%2BZBrR__7CMBih7UxEQnkQ70E=H%2BA@mail.gmail.com> <5ece3b86-1ab2-4e5d-81a6-28a8b4271d6e@app.fastmail.com>

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[-- Attachment #1 --]
Hello.

My GPU passthrough only works if I use a specific kernel module,called
vmm.ko. I'm trying to understand which branch,revision and commit it comes
from. I can give you some details of this file :

created on 04.03.2024
modified 04.03.2024
size = 500,3 KiB (512.288 byte)

any other vmm.ko will not work. I made a lot of installations and
reinstallations of FreeBSD. I only know that it works for :

FreeBSD 14.0-RELEASE-p6 FreeBSD 14.0-RELEASE-p6 #0

The point is that I want to find the same file on the FreeBSD servers,to
have the counterproof that it comes from a specific place.
At this time I haven't been able to do it. As I said,I'm repeating a lot of
time these commands :

git checkout <commit hash>
make -j12 buildworld buildkernel
make -j12 installworld installkernel
reboot
test

and everytime I change the commit hash value,for example :

14-RELEASE = f9716eee8ab45ad906d9b5c5233ca20c10226ca7
14-RELEASE-p7 = 70eb00f17b310f599b60939c1afa326c7b2c390c
14-RELEASE-p6 #15 = d338712beb16ad7740bbd00bd93299a131a68045

but every vmm.ko that I tried hasn't been able to skip the error 43 on the
bhyve Windows vm. Only one file can and that's the one above. But I don't
remember where I got it.

# sha256sum vmm.ko
c57645e8d1a43714bb899813567f4678dddd73ca55e5745f77daea8241126d48  vmm.ko

I can't upgrade the system to 14.1 (I've already tried),because the module
vmm.ko works only for the 14.0 branch.
Can't be loaded for 14.1,so I'm frozen to use the 14.0-p6. I've upgraded to
p7 and the vmm.ko module offered wasn't good.
Mine was good,instead. I suppose that I can continue to exchange the
modules only until the end of the 14.0 branch.
I'm on amd64.

On Wed, Jul 10, 2024 at 10:55 AM Dave Cottlehuber <dch@skunkwerks.at> wrote:

> On Tue, 9 Jul 2024, at 23:42, Mario Marietto wrote:
> > Hello.
> >
> > I'm looking for a regression. Can someone help me to find which commit
> > belongs to this version of FreeBSD ?---> FreeBSD 14.0-RELEASE-p6 #0
> >
> > For example :
> >
> > 14.0-RELEASE-p6 #15 = commit d338712beb16ad7740bbd00bd93299a131a68045
> >
> > very thanks.
> >
> >
> > --
> > Mario.
>
> I'm not sure I understand the question, but if you want to know what
> the equivalent commit is, for the 14.0-RELEASE branch, you can look
> here https://cgit.freebsd.org/src/log/?h=releng/14.0 to see what's
> changed from 14.0p0 -> 14.0p8 etc.
>
> Or if you have the freebsd src git repo cloned, just re-fetch:
>
> $ git fetch origin/releng/14.0
> $ git log [--oneline] origin/releng/14.0
>
> A+
> Dave
>


-- 
Mario.

[-- Attachment #2 --]
<div dir="ltr"><div>Hello.</div><div><br></div><div>My GPU passthrough only works if I use a specific kernel 
module,called vmm.ko. I&#39;m trying to understand which 
branch,revision and commit it comes from. I can give you some details of
 this file :</div><div><br></div><div>created on 04.03.2024</div><div>modified 04.03.2024</div><div>size = 500,3 KiB (512.288 byte)</div><div><br></div><div>any other vmm.ko will not work. I made a lot of installations and reinstallations of FreeBSD. I only know that it works for :<br></div><div><br></div><div>
FreeBSD 14.0-RELEASE-p6 FreeBSD 14.0-RELEASE-p6 #0</div><div><br></div><div>The
 point is that I want to find the same file on the FreeBSD servers,to 
have the counterproof that it comes from a specific place.</div><div>At this time I haven&#39;t been able to do it. As I said,I&#39;m repeating a lot of time these commands :<br></div><div> <br></div><div>git checkout &lt;commit hash&gt;<br>make -j12 buildworld buildkernel<br>make -j12 installworld installkernel</div><div>reboot</div><div>test</div><div><br></div><div>and everytime I change the commit hash value,for example :</div><div><br></div><div>14-RELEASE = f9716eee8ab45ad906d9b5c5233ca20c10226ca7<br>14-RELEASE-p7 = 70eb00f17b310f599b60939c1afa326c7b2c390c<br>14-RELEASE-p6 #15 = d338712beb16ad7740bbd00bd93299a131a68045</div><div></div><div><br></div><div>but
 every vmm.ko that I tried hasn&#39;t been able to skip the error 43 on the 
bhyve Windows vm. Only one file can and that&#39;s the one above. But I 
don&#39;t remember where I got it.</div><div><br></div><div># sha256sum vmm.ko<br><div>c57645e8d1a43714bb899813567f4678dddd73ca55e5745f77daea8241126d48  vmm.ko</div><div><br></div><div>I
 can&#39;t upgrade the system to 14.1 (I&#39;ve already tried),because the 
module vmm.ko works only for the 14.0 branch. </div><div>Can&#39;t be loaded for 
14.1,so I&#39;m frozen to use the 14.0-p6. I&#39;ve upgraded to p7 and the 
vmm.ko module offered wasn&#39;t good. </div><div>Mine was good,instead. I suppose that
 I can continue to exchange the modules only until the end of the 14.0 
branch.</div><div>I&#39;m on amd64.</div> </div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Wed, Jul 10, 2024 at 10:55 AM Dave Cottlehuber &lt;<a href="mailto:dch@skunkwerks.at" target="_blank">dch@skunkwerks.at</a>&gt; wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">On Tue, 9 Jul 2024, at 23:42, Mario Marietto wrote:<br>
&gt; Hello. <br>
&gt;<br>
&gt; I&#39;m looking for a regression. Can someone help me to find which commit <br>
&gt; belongs to this version of FreeBSD ?---&gt; FreeBSD 14.0-RELEASE-p6 #0 <br>
&gt;<br>
&gt; For example : <br>
&gt;<br>
&gt; 14.0-RELEASE-p6 #15 = commit d338712beb16ad7740bbd00bd93299a131a68045 <br>
&gt;<br>
&gt; very thanks. <br>
&gt;<br>
&gt;<br>
&gt; -- <br>
&gt; Mario.<br>
<br>
I&#39;m not sure I understand the question, but if you want to know what<br>
the equivalent commit is, for the 14.0-RELEASE branch, you can look<br>
here <a href="https://cgit.freebsd.org/src/log/?h=releng/14.0" rel="noreferrer" target="_blank">https://cgit.freebsd.org/src/log/?h=releng/14.0</a>; to see what&#39;s<br>
changed from 14.0p0 -&gt; 14.0p8 etc.<br>
<br>
Or if you have the freebsd src git repo cloned, just re-fetch:<br>
<br>
$ git fetch origin/releng/14.0<br>
$ git log [--oneline] origin/releng/14.0<br>
<br>
A+<br>
Dave<br>
</blockquote></div><br clear="all"><br><span class="gmail_signature_prefix">-- </span><br><div dir="ltr" class="gmail_signature">Mario.<br></div>

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