Re: [PATCH v2] core, x86: Add user return notifiers

Avi Kivity
2009-09-22T16:52:22Z

On 09/22/2009 07:50 PM, Peter Zijlstra wrote:
>> Would be nice to convert some existing open-coded return-to-user-space
>> logic to this facility. One such candidate would be lockdep_sys_exit?
>>
> And here I was thinking this was one of the hottest code paths in the
> whole kernel...
>

If you're using lockdep, surely that's not your biggest worry?

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error compiling committee.c: too many arguments to function