What does system do after "Uptime: "?

[Xin LI]

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Gavin Atkinson wrote:
| On Sun, 2008-04-27 at 22:29 -0700, Xin LI wrote:
|> Hi,
|>
|> Just wonder what the system would do after Uptime: during reboot?  Will
|> there be any callbacks be called?  I have received some report regarding
|> hangs after this, and IIRC the only operation is to IPI BSP to do reboot?
|
| Several callbacks are called after that message.  Anything that
| registers with the shutdown_post_sync or shutdown_final event handler,
| for example, and the dump routine if you are using "reboot -d".
|
| Before trying to diagnose this, however, make sure you are running with
| sys/dev/usb/ehci_pci.c 1.30 (which has also been MFC'd to 6/7), as that
| seems to have been the cause of most of the recently reported "hangs
| after printing uptime" PRs.

I see...  It seems that this is the culprit.

To John: Do you think it's worthy to make this an errata to the
supported RELENG_6_X and RELENG_7_0 branches?

Cheers,
- --
Xin LI <delphij at delphij.net>	http://www.delphij.net/
FreeBSD - The Power to Serve!
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