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Re: updating COMPAT_LINUX for linux 2.6.x support (take 2)
On Thu, 17 Jun 2010 10:25:59 +0000
Andrew Doran <ad%NetBSD.org@localhost> wrote:
> This is mainly down the fact that we need kernel_lock to bracket "legacy"
> sections of code that aren't preemption safe. I think MULTIPROCESSOR
> should be sent off to the glue factory but that's another discussion :-).
Is there any way that performance for the uniprocessor case could be
preserved, where some synchronization/preemption-safe blocks are
unnecessary, without having conditional code when MULTIPROCESSOR?
Or is it that for uniprocessor the same precautions are always required
on -current now?
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