From: Julian Silver <mendaxca@gmail.com>
To: "Rafael J. Wysocki (Intel)" <rafael@kernel.org>
Cc: rafael.j.wysocki@intel.com, linux-acpi@vger.kernel.org,
linux-usb@vger.kernel.org, regressions@lists.linux.dev
Subject: Re: [REGRESSION] usb controller fails to initialize on intel s1200btl
Date: Fri, 31 Jul 2026 21:06:17 +0800 [thread overview]
Message-ID: <588c2e18-e6fb-4fc1-95d5-7a5dd0f556fe@gmail.com> (raw)
In-Reply-To: <CAJZ5v0jyy0+hqU3=gmBrgMzLBVhdUQwDj8d0_jGCqZwqyWT=_g@mail.gmail.com>
On 2026-07-31 19:58:32, Rafael J. Wysocki (Intel) wrote:
> Please boot with "intel_idle.states_off=16" in the kernel command line
> and see if the problem is still there. If this doesn't help, please
> also try "intel_idle.states_off=24".
"intel_idle.states_off=16" does not help. "intel_idle.states_off=24" works.
Note that the test is performed on vanilla kernel v7.2-rc5(without the patch).
next prev parent reply other threads:[~2026-07-31 13:06 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-07-30 13:25 [REGRESSION] usb controller fails to initialize on intel s1200btl Julian Silver
2026-07-30 13:55 ` Rafael J. Wysocki (Intel)
2026-07-30 15:32 ` Julian Silver
2026-07-30 16:16 ` Rafael J. Wysocki (Intel)
2026-07-31 4:40 ` Julian Silver
2026-07-31 10:29 ` Rafael J. Wysocki (Intel)
2026-07-31 11:45 ` Julian Silver
2026-07-31 11:58 ` Rafael J. Wysocki (Intel)
2026-07-31 13:06 ` Julian Silver [this message]
2026-07-31 13:41 ` Rafael J. Wysocki (Intel)
2026-07-31 14:11 ` Rafael J. Wysocki (Intel)
2026-07-30 14:06 ` Greg KH
2026-07-30 15:33 ` Julian Silver
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