Messages in this thread | | | Date | Mon, 27 Oct 2014 18:43:27 -0400 (EDT) | Subject | Re: [GIT] Sparc | From | David Miller <> |
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From: Andrew Morton <akpm@linux-foundation.org> Date: Mon, 27 Oct 2014 14:09:38 -0700
> Perhaps sparc should be defining CONFIG_HAVE_GENERIC_RCU_GUP. > > We really should switch x86 to the generic version - from a quick read > it looks like it will work without needing any changes. > > Steve, thoughts?
We need to add the necessary hooks to the generic code so that x86 doesn't so specualtive gets and instead do direct increments, otherwise it's a performance regression, and then sparc can make use of that as well.
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