Re: [PREEMPT RT] SLUB and split softirq lock for v3.2-rt
From: Li Zefan
Date: Mon Feb 18 2013 - 20:57:03 EST
On 2013/2/19 9:54, Li Zefan wrote:
> On 2013/2/14 1:24, Steven Rostedt wrote:
>> On Wed, 2013-02-13 at 17:11 +0100, Sebastian Andrzej Siewior wrote:
>>> 3.2-rt is a long term supported kernel, which lacks two RT features
>>> from 3.6: SLUB support and the split softirq lock implementation.
>>> SLUB has a way better performance than SLAB on RT and the split
>>> softirq lock implementation is necessary especially for realtime
>>> networking applications.
>>> The following patch series backports these features to 3.2-rt.
>>> Steven, could you please apply these patches to a separate
>>> 3.2-rt-features branch?
>> Is it possible to separate these two features into two different patch
>> sets. I would like to apply the softirq changes first, and then apply
>> the slub changes.
>> Although it looks as though the first half is softirq only 1-8, and the
>> second half is slub related 9-16. If that's the case, I'll just pull in
>> 1-8 first, play with them, and then do 9-16.
> We've also ported these two features to 3.4-rt. Do you want us to post
Oh ignore me. Just saw the patchset for 3.4-rt.
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