From: AceLan Kao <acelan.kao@canonical.com>
To: "Pan, Harry" <harry.pan@intel.com>
Cc: Alan Stern <stern@rowland.harvard.edu>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Kai-Heng Feng <kai.heng.feng@canonical.com>,
Thinh Nguyen <Thinh.Nguyen@synopsys.com>,
David Heinzelmann <heinzelmann.david@gmail.com>,
Andrey Konovalov <andreyknvl@google.com>,
Nicolas Saenz Julienne <nsaenzjulienne@suse.de>,
Mathieu Malaterre <malat@debian.org>,
"linux-usb@vger.kernel.org" <linux-usb@vger.kernel.org>,
"Linux-Kernel@Vger. Kernel. Org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] usb: hub: move resume delay at the head of all USB access functions
Date: Thu, 26 Dec 2019 17:07:40 +0800 [thread overview]
Message-ID: <CAFv23Qm6+_KseMzjkdJG0W3My0yPVahiZ7gCrYybdz+czRMNCQ@mail.gmail.com> (raw)
In-Reply-To: <6089B7674E6F464F847AB76B599E0EAA78A86A7A@PGSMSX102.gar.corp.intel.com>
Sorry, I just corrected the file permission.
Pan, Harry <harry.pan@intel.com> 於 2019年12月26日 週四 下午12:14寫道：
>
> Hi AceLan,
>
> Would you mind to read this thread and evaluate whether it is helpful or not by kernel downgrade?
> https://bugzilla.kernel.org/show_bug.cgi?id=202541
>
> BTW, would you mind to the shared pcap file permission as well?
>
> -Harry
> ________________________________________
> 從: AceLan Kao [acelan.kao@canonical.com]
> 寄件日期: 2019年12月25日 上午 11:15
> 至: Alan Stern
> 副本: Greg Kroah-Hartman; Kai-Heng Feng; Thinh Nguyen; Pan, Harry; David Heinzelmann; Andrey Konovalov; Nicolas Saenz Julienne; Mathieu Malaterre; linux-usb@vger.kernel.org; Linux-Kernel@Vger. Kernel. Org
> 主旨: Re: [PATCH] usb: hub: move resume delay at the head of all USB access functions
>
> Here[1] are the dmesg and the usbmon log from wireshark, and
> /sys/kernel/debug/usb/usbmon/0u.
>
> I verified this issue on Dell XPS 13 + Dell Salomon WD19 docking
> station(plug-in 3 USB disk on it)
> After s2idle 7 times, 2 usb disks lost. But from wireshark log, the
> packets look normal, no error.
>
> So, I re-do the test again and log the usbmon/0u output, but it's greek to me.
> Hope you can help to find some clues in the logs.
> Thanks.
>
> 1. https://people.canonical.com/~acelan/bugs/usb_issue/
next prev parent reply other threads:[~2019-12-26 9:13 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-12-20 2:59 [PATCH] usb: hub: move resume delay at the head of all USB access functions AceLan Kao
2019-12-20 15:48 ` Alan Stern
2019-12-23 4:29 ` AceLan Kao
2019-12-24 15:23 ` Alan Stern
2019-12-25 3:15 ` AceLan Kao
2019-12-26 4:13 ` Pan, Harry
2019-12-26 9:07 ` AceLan Kao [this message]
2020-01-02 21:37 ` Alan Stern
2020-01-03 5:26 ` Kai-Heng Feng
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