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Date:      Mon, 19 Dec 2016 08:13:18 -0800
From:      John Baldwin <jhb@freebsd.org>
To:        Hans Petter Selasky <hselasky@freebsd.org>
Cc:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org
Subject:   Re: svn commit: r310242 - head/sys/dev/usb
Message-ID:  <2058091.PnquSlH0qI@ralph.baldwin.cx>
In-Reply-To: <201612190928.uBJ9SDFc078376@repo.freebsd.org>
References:  <201612190928.uBJ9SDFc078376@repo.freebsd.org>

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On Monday, December 19, 2016 09:28:13 AM Hans Petter Selasky wrote:
> Author: hselasky
> Date: Mon Dec 19 09:28:12 2016
> New Revision: 310242
> URL: https://svnweb.freebsd.org/changeset/base/310242
> 
> Log:
>   Defer USB enumeration until the SI_SUB_KICK_SCHEDULER is executed to avoid
>   boot panics in conjunction with the recently added EARLY_AP_STARTUP feature.
>   The panics happen due to using kernel facilities like callouts too early.
>   
>   Tested by:	jhb @
>   MFC after:	1 week

As mentioned in the thread, the patches to usb_hub.c weren't needed and the block
in usb_process.c can just be removed unconditionally since it should never execute
in the non-EARLY_AP_STARTUP case.

-- 
John Baldwin



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