linux-kernel - Re: [PATCH RT] convert RCU Preempt tasklet into softirq.

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Date:	Thu, 07 Jun 2007 14:51:47 -0400
From:	Steven Rostedt <rostedt@...dmis.org>
To:	paulmck@...ux.vnet.ibm.com
Cc:	john stultz <johnstul@...ibm.com>, Ingo Molnar <mingo@...e.hu>,
	Thomas Gleixner <tglx@...utronix.de>,
	Oleg Nesterov <oleg@...sign.ru>,
	LKML <linux-kernel@...r.kernel.org>,
	Dipankar Sarma <dipankar@...ibm.com>,
	RT <linux-rt-users@...r.kernel.org>
Subject: Re: [PATCH RT] convert RCU Preempt tasklet into softirq.

On Thu, 2007-06-07 at 14:26 -0400, Steven Rostedt wrote:
> Following Dipankar's lead, I converted the tasklet in rcupreempt.c into
> a softirq.
> 
> I've compiled and booted with this patch, but ran no other tests.


There might still be an issue here. With the patch I'm getting a really
slow response time on networking. But that be because of other patches I
have applied.

I'll remove those other patches and see if this is still an issue.

/me booting with noapic to avoid the IO APIC issues.

-- Steve


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