linux-kernel - Re: How to disable Lazy Preempt in the kernel

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Message-ID: <1403192952555-885031.post@n7.nabble.com>
Date:	Thu, 19 Jun 2014 08:49:12 -0700 (PDT)
From:	tdjames <tdjames@....edu>
To:	linux-kernel@...r.kernel.org
Subject: Re: How to disable Lazy Preempt in the kernel

When I use 
echo NO_PREEMPT_LAZY >/sys/kernel/debug/sched_features
(as root), I get the following error:

bash: echo: write error: Invalid argument

How do I get past this?  Thanks





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