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SubjectRe: Linux 2.6.24-rc7: sparc64: WARNING: at kernel/lockdep_proc.c:267 lockdep_stats_show()

* David Miller <davem@davemloft.net> wrote:

> From: Ingo Molnar <mingo@elte.hu>
> Date: Tue, 8 Jan 2008 23:56:31 +0100
>
> > is this anything the core lockdep code could help improve? Let us know
> > if any aspect is hindering you.
>
> No, it's a sparc64 issue.
>
> Another problem I ran into are the huge static table sizes lockdep
> uses. They really need to be either made smaller or dynamically
> allocated.

Andi has submitted patches for that.

> Sparc64 has hard limitations on kernel size (due to firmware and
> bootloader issues) and I hit these limits if I am not careful on SMP
> with lockdep enabled.
>
> Andi Kleen and I discussed in a thread several weeks ago. I believe
> Andi even came up with a suggested direction to fix this.

yeah, i'll pick them up, probably tomorrow.

Ingo


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