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Subject: Re: [PATCH 2/4] generic-smp: remove kmalloc usage
From: Peter Zijlstra <a.p.zijlstra@chello.nl>
To: Ingo Molnar <mingo@elte.hu>
Cc: Linus Torvalds <torvalds@linux-foundation.org>,
       Nick Piggin <npiggin@suse.de>, Jens Axboe <jens.axboe@oracle.com>,
       "Paul E. McKenney" <paulmck@linux.vnet.ibm.com>,
       Rusty Russell <rusty@rustcorp.com.au>,
       Steven Rostedt <rostedt@goodmis.org>, linux-kernel@vger.kernel.org,
       Oleg Nesterov <oleg@redhat.com>
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Date: Tue, 17 Feb 2009 10:49:45 +0100
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On Tue, 2009-02-17 at 10:43 +0100, Ingo Molnar wrote:
> 
> We should not bend backwards trying to preserve that kmalloc() 
> [and prove that it's safe and race-free] - i.e. the burden of 
> proof is on the person insisting that it's needed, not on the 
> person wanting to remove it.

I'm not getting it, I am removing it. The only thing I want to preserve
is the multi-cast ipi and not be forced into the multiple single-ipi
path.