5.2-CURRENT yesterday: GIANT-LOCKED, lock order reversal

Scott Long scottl at freebsd.org
Wed Apr 14 10:16:11 PDT 2004

Chris Shenton wrote:
> Built world and new kernel from yesterday's CVSup and noticed a bunch
> of [GIANT-LOCKED] in the bootup.  Then, after it came up, it spewed
> errors about lock order reversal. I'm not clueful enough to understand
> what it's trying to tell me :-(

The GIANT-LOCKED messages are normal and flag drivers that have not been
converted to use their own locks.  The Lock Order Reversals are a bug
that is known and will hopefully be fixed soon.

Btw, I think that the GIANT-LOCKED and FAST interrupt messages will go
behind bootverbose before 5.3.


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