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Date:      Fri, 2 Jul 2021 12:21:09 -0700
From:      Mark Millard via freebsd-current <freebsd-current@freebsd.org>
To:        Chuck Tuffli <ctuffli@gmail.com>
Cc:        Warner Losh <imp@bsdimp.com>, freebsd-current <freebsd-current@freebsd.org>, freebsd-arm <freebsd-arm@freebsd.org>
Subject:   Re: I got a panic for "nvme0: cpl does not map to outstanding cmd" on a MACHIATObin Double Shot
Message-ID:  <BA706289-4697-44D8-B863-34746F045A2C@yahoo.com>
In-Reply-To: <CAKAYmM%2BFq=1tgYfNTbcdE6h7_ck6Tyjm%2BnVNed3ZmEYYwF6kcA@mail.gmail.com>
References:  <063D5E36-126F-497C-97AF-827BADC1ED2F.ref@yahoo.com> <063D5E36-126F-497C-97AF-827BADC1ED2F@yahoo.com> <CANCZdfqcrkC=VAuvB_i=sR=7rp_e8KeVX=y2apXj7E5De9eG8g@mail.gmail.com> <E5776EDA-8C2E-4309-9B90-9F402194F5BF@yahoo.com> <90A23579-61B7-4619-AFD7-68439FCC16F3@yahoo.com> <C9C2AF07-5E29-446F-BBA6-1D0924C1DF92@yahoo.com> <4515C859-98C7-4FE2-AFBA-08CFF28D0774@yahoo.com> <C77C6056-3CD6-40FA-ADDD-1B42C47404E4@yahoo.com> <CAKAYmM%2BFq=1tgYfNTbcdE6h7_ck6Tyjm%2BnVNed3ZmEYYwF6kcA@mail.gmail.com>

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On 2021-Jul-2, at 08:38, Chuck Tuffli <ctuffli at gmail.com> wrote:

> On Thu, Jun 24, 2021 at 11:50 PM Mark Millard via freebsd-current
> <freebsd-current@freebsd.org> wrote:
>> 
>> I've given up on figuring any useful out for this example.
>> I've also not had a repeat so far.
>> 
>> I'm progressing to much more recent commits for the
>> environment to be based on as well.
>> 
>> The primary aarch64 system for my access is switching to
>> be a HoneyComb. The Optane was moved to the HoneyComb.
> 
> Since the architecture isn't x86, I'm wondering if what you are seeing
> is related to the changes being proposed in these Differentials:
> https://reviews.freebsd.org/D30995
> https://reviews.freebsd.org/D31002
> 

Interesting. But I've never had a repeat so I do not seem to have
a context that makes for a useful comparison/contrast test case.

Thanks for the note. I'll watch for what is committed and update
afterwards just in hopes that it is sufficient for my context.

===
Mark Millard
marklmi at yahoo.com
( dsl-only.net went
away in early 2018-Mar)




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