Re: increased vmap_area_lock contentions on "n_tty: Move buffers into n_tty_data"

From: Lin Ming
Date: Wed Sep 25 2013 - 05:04:29 EST

On Wed, Sep 18, 2013 at 8:22 AM, Peter Hurley <peter@xxxxxxxxxxxxxxxxxx> wrote:
> 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?

Lin Ming

> Regards,
> Peter Hurley
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