Messages in this thread | | | Date | Thu, 19 Mar 2015 15:01:11 -0400 | From | Steven Rostedt <> | Subject | Re: [RFC PATCH 2/7] printk: Simple implementation for NMI backtracing |
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On Thu, 19 Mar 2015 18:48:10 +0000 Daniel Thompson <daniel.thompson@linaro.org> wrote: \ > The barrier was not intended to have anything to do with put_cpu() > either though since the barrier was added before put_cpu() arrived: > https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=554ec063982752e9a569ab9189eeffa3d96731b2 > > There's nothing in the commit comment explaining the barrier and I > really can't see what it is for. >
Looks like it wasn't needed then either.
-- Steve
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