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Date:      Sat, 29 Nov 2025 03:32:52 -0700
From:      Warner Losh <imp@bsdimp.com>
To:        Juraj Lutter <otis@freebsd.org>
Cc:        FreeBSD User <freebsd@walstatt-de.de>, FreeBSD CURRENT <freebsd-current@freebsd.org>
Subject:   Re: freezing on unmountin ext2fs USB device
Message-ID:  <CANCZdfqpcFg5CZbEyxk6yTVU=rf3%2B9zYJqMOR3J4YqL4FyqSWA@mail.gmail.com>
In-Reply-To: <0B130A88-42F9-467B-8178-A08C1BB57267@FreeBSD.org>
References:  <20251123151439.361dd84c@thor.sb211.local> <CANCZdfojfO5DedA9hnryo1zZZJ8WtXxgfMv2W61v%2BQZYKG1vkg@mail.gmail.com> <20251128062140.120e8369@hermann> <CANCZdfqv3shTtFK1B85-NF2bqaugh-Cwm5biT3QxnMb0AL1A=w@mail.gmail.com> <20251129095452.5905b7d5@hermann> <0B130A88-42F9-467B-8178-A08C1BB57267@FreeBSD.org>

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[-- Attachment #1 --]
On Sat, Nov 29, 2025 at 3:30 AM Juraj Lutter <otis@freebsd.org> wrote:

>
>
> > On 29. Nov 2025, at 09:59, FreeBSD User <freebsd@walstatt-de.de> wrote:
> >
> > In my case in question it would be
> >
> > usbconfig add_dev_quirk_vplh 0x24a9 0x205a 0x0000 0xffff
> UQ_MSC_NO_SYNC_CACHE
> >
> > right?
>
> Right, but it would not survive the reboot.
>
> To make it active on boot, put the line:
>
> hw.usb.quirk.0="0x24a9 0x205a 0x0000 0xffff UQ_MSC_NO_SYNC_CACHE”
>
> into /boot/loader.conf
>

Indeed. I wanted to make sure it was working before that step. It doesn't
seem like this is the ticket.

Warner

[-- Attachment #2 --]
<div dir="ltr"><div dir="ltr"><br></div><br><div class="gmail_quote gmail_quote_container"><div dir="ltr" class="gmail_attr">On Sat, Nov 29, 2025 at 3:30 AM Juraj Lutter &lt;<a href="mailto:otis@freebsd.org">otis@freebsd.org</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"><br>
<br>
&gt; On 29. Nov 2025, at 09:59, FreeBSD User &lt;<a href="mailto:freebsd@walstatt-de.de" target="_blank">freebsd@walstatt-de.de</a>&gt; wrote:<br>
&gt; <br>
&gt; In my case in question it would be<br>
&gt; <br>
&gt; usbconfig add_dev_quirk_vplh 0x24a9 0x205a 0x0000 0xffff UQ_MSC_NO_SYNC_CACHE<br>
&gt; <br>
&gt; right?<br>
<br>
Right, but it would not survive the reboot.<br>
<br>
To make it active on boot, put the line:<br>
<br>
hw.usb.quirk.0=&quot;0x24a9 0x205a 0x0000 0xffff UQ_MSC_NO_SYNC_CACHE”<br>
<br>
into /boot/loader.conf<br></blockquote><div><br></div><div>Indeed. I wanted to make sure it was working before that step. It doesn&#39;t seem like this is the ticket.</div><div><br></div><div>Warner </div></div></div>
help

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