linux-kernel - Re: [PATCH] MIPS: irq: Allocate accurate order pages for irq stack

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Message-ID: <20190219205044.6fmxxlzffi5tcuwz@pburton-laptop>
Date:   Tue, 19 Feb 2019 20:50:46 +0000
From:   Paul Burton <paul.burton@...s.com>
To:     Liu Xiang <liu.xiang6@....com.cn>
CC:     "linux-mips@...r.kernel.org" <linux-mips@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "ralf@...ux-mips.org" <ralf@...ux-mips.org>,
        "jhogan@...nel.org" <jhogan@...nel.org>,
        "liuxiang_1999@....com" <liuxiang_1999@....com>
Subject: Re: [PATCH] MIPS: irq: Allocate accurate order pages for irq stack

Hi Liu,

On Sat, Feb 16, 2019 at 05:12:24PM +0800, Liu Xiang wrote:
> The irq_pages is the number of pages for irq stack, but not the
> order which is needed by __get_free_pages().
> We can use get_order() to calculate the accurate order.
> 
> Signed-off-by: Liu Xiang <liu.xiang6@....com.cn>
> ---
>  arch/mips/kernel/irq.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)

Somehow this didn't make it to patchwork.kernel.org, or the archives at
lore.kernel.org, so my usual "I've applied this" script doesn't know how
to respond to you...

Anyway: I've applied this to mips-next for v5.1, and marked it for
backport to stable branches as far as v4.11.

Thanks,
    Paul