From: "Limonciello, Mario" <mario.limonciello@amd.com>
To: "Mika Westerberg" <mika.westerberg@linux.intel.com>,
"Benjamin Böhmke" <benjamin@boehmke.net>
Cc: Christian Heusel <christian@heusel.eu>,
Linux regressions mailing list <regressions@lists.linux.dev>,
Gia <giacomo.gio@gmail.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"stable@vger.kernel.org" <stable@vger.kernel.org>,
"kernel@micha.zone" <kernel@micha.zone>,
Andreas Noever <andreas.noever@gmail.com>,
Michael Jamet <michael.jamet@intel.com>,
Yehezkel Bernat <YehezkelShB@gmail.com>,
"linux-usb@vger.kernel.org" <linux-usb@vger.kernel.org>,
"S, Sanath" <Sanath.S@amd.com>
Subject: Re: [REGRESSION][BISECTED] "xHCI host controller not responding, assume dead" on stable kernel > 6.8.7
Date: Tue, 21 May 2024 05:52:52 -0500 [thread overview]
Message-ID: <e7227b7c-d544-42a2-8396-a7d104b54e31@amd.com> (raw)
In-Reply-To: <20240521045940.GJ1421138@black.fi.intel.com>
>> I still don't understand why this happened as it was working great for
>> years and is still working with kernels 6.8.7 or older. But
>> nevertheless sorry if I wasted time of anyone because of broken
>> hardware.
>
> I think the BIOS CM creates the "first" tunnel using reduced
> capabilities already so this makes the "second" tunnel fit there in the
> 18G link. Now that we do the reset the "first" tunnel is re-created with
> max capabilities and that makes the "second" not to fit there anymore.
>
> But now you get the full 40G link :)
Well that's awesome! That confirms there were other issues besides the
one Sanath found that get fixed by not reusing BIOS tunnels.
next prev parent reply other threads:[~2024-05-21 10:53 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-05-06 12:24 [REGRESSION] Thunderbolt Host Reset Change Causes eGPU Disconnection from 6.8.7=>6.8.8 Gia
2024-05-06 12:53 ` Linux regression tracking (Thorsten Leemhuis)
2024-05-20 9:19 ` Gia
2024-05-20 13:43 ` Mario Limonciello
2026-08-30 21:33 ` František Tichý
2024-05-20 14:39 ` [REGRESSION][BISECTED] "xHCI host controller not responding, assume dead" on stable kernel > 6.8.7 Christian Heusel
2024-05-20 14:41 ` Mario Limonciello
2024-05-20 15:12 ` Benjamin Böhmke
2024-05-20 16:21 ` Mika Westerberg
2024-05-20 16:53 ` Benjamin Böhmke
2024-05-20 17:30 ` Gia
2024-05-21 5:11 ` Mika Westerberg
2024-05-21 8:15 ` Gia
2024-05-21 8:59 ` Mika Westerberg
2024-05-21 9:12 ` Gia
2024-05-21 11:26 ` Mika Westerberg
2024-05-22 14:41 ` Gia
2024-05-22 15:19 ` Mario Limonciello
2024-05-23 4:45 ` Mika Westerberg
2024-05-21 4:59 ` Mika Westerberg
2024-05-21 10:52 ` Limonciello, Mario [this message]
2024-05-20 15:57 ` Gia
2024-05-21 5:15 ` Mika Westerberg
2024-05-21 8:07 ` Gia
2024-05-21 8:55 ` Mika Westerberg
2024-05-21 9:24 ` Gia
2024-05-21 11:29 ` Mika Westerberg
2024-05-21 10:50 ` Limonciello, Mario
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