linux-kernel - Re: [PATCH v3 1/1] powerpc/kernel: Enables memory hot-remove after reboot on pseries guests

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Date:   Tue,  9 Jun 2020 15:29:03 +1000 (AEST)
From:   Michael Ellerman <patch-notifications@...erman.id.au>
To:     Thomas Gleixner <tglx@...utronix.de>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Leonardo Bras <leonardo@...ux.ibm.com>,
        Hari Bathini <hbathini@...ux.ibm.com>,
        Allison Randal <allison@...utok.net>,
        Claudio Carvalho <cclaudio@...ux.ibm.com>,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Michael Ellerman <mpe@...erman.id.au>,
        Paul Mackerras <paulus@...ba.org>,
        Nathan Fontenot <nfont@...ux.vnet.ibm.com>,
        Bharata B Rao <bharata@...ux.ibm.com>
Cc:     linuxppc-dev@...ts.ozlabs.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 1/1] powerpc/kernel: Enables memory hot-remove after reboot on pseries guests

On Thu, 2 Apr 2020 16:51:57 -0300, Leonardo Bras wrote:
> While providing guests, it's desirable to resize it's memory on demand.
> 
> By now, it's possible to do so by creating a guest with a small base
> memory, hot-plugging all the rest, and using 'movable_node' kernel
> command-line parameter, which puts all hot-plugged memory in
> ZONE_MOVABLE, allowing it to be removed whenever needed.
> 
> [...]

Applied to powerpc/next.

[1/1] powerpc/kernel: Enables memory hot-remove after reboot on pseries guests
      https://git.kernel.org/powerpc/c/b6eca183e23e7a6625a0d2cdb806b7cd1abcd2d2

cheers