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Date:   Mon, 28 Feb 2022 11:55:50 +0100
From:   Greg KH <gregkh@linuxfoundation.org>
To:     Mike Rapoport <rppt@linux.ibm.com>
Cc:     linmiaohe@huawei.com, stable@vger.kernel.org
Subject: Re: FAILED: patch "[PATCH] memblock: use kfree() to release
 kmalloced memblock regions" failed to apply to 5.15-stable tree
Message-ID: <YhyqNv3PgdY6T5Ip@kroah.com>
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 <YhyXGAK9Se/ohdh9@linux.ibm.com>
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On Mon, Feb 28, 2022 at 11:34:16AM +0200, Mike Rapoport wrote:
> On Mon, Feb 28, 2022 at 09:58:43AM +0100, gregkh@linuxfoundation.org wrote:
> > 
> > The patch below does not apply to the 5.15-stable tree.
> > If someone wants it applied there, or to any other stable or longterm
> > tree, then please email the backport, including the original git commit
> > id to <stable@vger.kernel.org>.
> 
> This version applies to 5.15 and should apply to older version as well.
> 
> >From d4895990ebea634715d2dcf54121c5ae5a6612bc Mon Sep 17 00:00:00 2001
> From: Miaohe Lin <linmiaohe@huawei.com>
> Date: Thu, 17 Feb 2022 22:53:27 +0800
> Subject: [PATCH] memblock: use kfree() to release kmalloced memblock regions
> 
> memblock.{reserved,memory}.regions may be allocated using kmalloc() in
> memblock_double_array(). Use kfree() to release these kmalloced regions
> indicated by memblock_{reserved,memory}_in_slab.
> 
> Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
> Fixes: 3010f876500f ("mm: discard memblock data later")
> Signed-off-by: Mike Rapoport <rppt@linux.ibm.com>
> ---
>  mm/memblock.c | 10 ++++++++--
>  1 file changed, 8 insertions(+), 2 deletions(-)

Now queued up, thanks.

greg k-h