linux-kernel - Re: [PATCH] mm/percpu.c: use smarter memory allocation for struct pcpu_alloc

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Message-ID: <20171004141528.GO3301751@devbig577.frc2.facebook.com>
Date:   Wed, 4 Oct 2017 07:15:28 -0700
From:   Tejun Heo <tj@...nel.org>
To:     Nicolas Pitre <nicolas.pitre@...aro.org>
Cc:     Christoph Lameter <cl@...ux.com>, linux-mm@...ck.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] mm/percpu.c: use smarter memory allocation for struct
 pcpu_alloc_info

Hello,

On Tue, Oct 03, 2017 at 06:29:49PM -0400, Nicolas Pitre wrote:
> Subject: [PATCH] percpu: don't forget to free the temporary struct pcpu_alloc_info
> 
> Unlike the SMP case, the !SMP case does not free the memory for struct 
> pcpu_alloc_info allocated in setup_per_cpu_areas(). And to give it a 
> chance of being reused by the page allocator later, align it to a page 
> boundary just like its size.
> 
> Signed-off-by: Nicolas Pitre <nico@...aro.org>

Applied to percpu/for-4.15 w/ Dennis's ack.

Thanks.

-- 
tejun