linux-kernel - Re: [PATCH v1 2/4] memblock: allow to specify flags with memblock_add

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Message-ID: <YVLilCj7C+Aj7T6E@osiris>
Date:   Tue, 28 Sep 2021 11:38:28 +0200
From:   Heiko Carstens <hca@...ux.ibm.com>
To:     David Hildenbrand <david@...hat.com>
Cc:     linux-kernel@...r.kernel.org,
        Andrew Morton <akpm@...ux-foundation.org>,
        Mike Rapoport <rppt@...nel.org>,
        Michal Hocko <mhocko@...e.com>,
        Oscar Salvador <osalvador@...e.de>,
        Jianyong Wu <Jianyong.Wu@....com>,
        "Aneesh Kumar K . V" <aneesh.kumar@...ux.ibm.com>,
        Vineet Gupta <vgupta@...nel.org>,
        Geert Uytterhoeven <geert@...ux-m68k.org>,
        Huacai Chen <chenhuacai@...nel.org>,
        Jiaxun Yang <jiaxun.yang@...goat.com>,
        Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
        Vasily Gorbik <gor@...ux.ibm.com>,
        Christian Borntraeger <borntraeger@...ibm.com>,
        Eric Biederman <ebiederm@...ssion.com>,
        Arnd Bergmann <arnd@...db.de>,
        linux-snps-arc@...ts.infradead.org, linux-ia64@...r.kernel.org,
        linux-m68k@...ts.linux-m68k.org, linux-mips@...r.kernel.org,
        linux-s390@...r.kernel.org, linux-mm@...ck.org,
        kexec@...ts.infradead.org
Subject: Re: [PATCH v1 2/4] memblock: allow to specify flags with
 memblock_add_node()

On Mon, Sep 27, 2021 at 05:05:16PM +0200, David Hildenbrand wrote:
> We want to specify flags when hotplugging memory. Let's prepare to pass
> flags to memblock_add_node() by adjusting all existing users.
> 
> Note that when hotplugging memory the system is already up and running
> and we don't want to add the memory first and apply flags later: it
> should happen within one memblock call.
> 
> Signed-off-by: David Hildenbrand <david@...hat.com>
> ---
...
>  arch/s390/kernel/setup.c         | 3 ++-

For s390
Acked-by: Heiko Carstens <hca@...ux.ibm.com>