Re: [PATCH RT 3/4] net: netfilter: Serialize xt_write_recseq sections on RT
From: Thomas Gleixner <hidden>
Date: 2012-11-01 23:02:07
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On Thu, 1 Nov 2012, Peter LaDow wrote:
On Thu, Nov 1, 2012 at 2:26 PM, Thomas Gleixner [off-list ref] wrote:quoted
Cough. You are missing a boat load of crucial fixes. There is a damned good reason why 3.0.stable got 12 updates and the -rt version 14.I don't doubt there are. But we've only experienced one problem between 3.0.36-rt58 and 3.0.48-rt72. Indeed, it might be easier to evaluate the risk if all the changelogs were readily available. So far, however, we haven't discovered any other issues that give us any concerns.quoted
Your risk assessment is definitley interesting.We have specifically tested 3.0.36-rt58 for performance in our application. Moving to 3.0.48-rt72 poses risk about whether would still be able to meet our performance requirements. And with regard to stability, the only issue we've had since our earlier moved to 3.0.36-rt58 was the netfilter problem. We initially only saw the problem on PPP related interfaces, so we reverted to 3.0.3 (non-rt) for PPP related issues. Now, if you think there are some issues that should raise eyebrows, or can point me to a list of changelogs, I'd be happy to evaluate them.
git log v3.0.36-rt58..3.0.48-rt72 That's what a source version control system is designed for AFAICT Thanks, tglx