From: Constantine Gavrilov <constantine.gavrilov@gmail.com>
To: qemu-devel@nongnu.org
Subject: Re: QEMU NVMe Emulation does not seem to work without Shadow Buffers Config
Date: Fri, 29 Mar 2024 13:55:48 +0300 [thread overview]
Message-ID: <CAAL3td3UQ37Sgkj5RtENvq6kWTs1iK+HqfoHF9d5KMLoyES83g@mail.gmail.com> (raw)
In-Reply-To: <CAAL3td3sAwRv4AUZ0492wTVJ9qVUevM1FU2u_xxp93jCOi1K4g@mail.gmail.com>
Please ignore. The issue was on my side.
On Fri, Mar 29, 2024 at 1:07 PM Constantine Gavrilov
<constantine.gavrilov@gmail.com> wrote:
>
> I am trying to write a custom NVMe driver and I tested it with QEMU
> NVMe emulation on Fedora 39.
> I have not tried to set shadow buffers, even though the controller
> reports such support.
> What I see is the following:
> 1. Only the first command in the Admin queue generates interrupt and
> completes (Identify Controller command).
> 2. Any subsequent command does not complete (no CQE even if polling
> CQ) and does not generate an interrupt.
>
> I have a suspicion that the implemented shadow buffers config support
> causes this behavior.
>
> Any ideas?
>
> --
> ----------------------------------------
> Constantine Gavrilov
> Systems Architect
> ----------------------------------------
--
----------------------------------------
Constantine Gavrilov
Systems Architect
----------------------------------------
prev parent reply other threads:[~2024-03-29 12:47 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-03-29 10:07 QEMU NVMe Emulation does not seem to work without Shadow Buffers Config Constantine Gavrilov
2024-03-29 10:55 ` Constantine Gavrilov [this message]
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