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SubjectRe: increased vmap_area_lock contentions on "n_tty: Move buffers into n_tty_data"
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On Wed, Sep 18, 2013 at 8:22 AM, Peter Hurley <peter@hurleysoftware.com> wrote:
[snip]
>
> Looking over vmalloc.c, the critical section footprint of the vmap_area_lock
> could definitely be reduced (even nearly eliminated), but that's a project
> for
> another day :)

Hi Peter,

I also looked over vmallo.c, but didn't find obvious way to reduce the
critical section footprint.
Could you share some hints how to do this?

Thanks,
Lin Ming

>
> Regards,
> Peter Hurley


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