From: Ritesh Harjani (IBM) <ritesh.list@gmail.com>
To: David Hildenbrand <david@redhat.com>, linux-kernel@vger.kernel.org
Cc: linux-mm@kvack.org, linuxppc-dev@lists.ozlabs.org,
David Hildenbrand <david@redhat.com>,
Andrew Morton <akpm@linux-foundation.org>,
Madhavan Srinivasan <maddy@linux.ibm.com>,
Michael Ellerman <mpe@ellerman.id.au>,
Nicholas Piggin <npiggin@gmail.com>,
Christophe Leroy <christophe.leroy@csgroup.eu>,
stable@vger.kernel.org
Subject: Re: [PATCH v1 2/2] powerpc/pseries/cmm: adjust BALLOON_MIGRATE when migrating pages
Date: Fri, 28 Nov 2025 15:42:00 +0530 [thread overview]
Message-ID: <87v7iumpov.ritesh.list@gmail.com> (raw)
In-Reply-To: <20251021100606.148294-3-david@redhat.com>
David Hildenbrand <david@redhat.com> writes:
> Let's properly adjust BALLOON_MIGRATE like the other drivers.
>
> Note that the INFLATE/DEFLATE events are triggered from the core when
> enqueueing/dequeueing pages.
>
> Not completely sure whether really is stable material, but the fix is
> trivial so let's just CC stable.
>
> This was found by code inspection.
>
> Fixes: fe030c9b85e6 ("powerpc/pseries/cmm: Implement balloon compaction")
> Cc: <stable@vger.kernel.org>
> Signed-off-by: David Hildenbrand <david@redhat.com>
> ---
> arch/powerpc/platforms/pseries/cmm.c | 1 +
> 1 file changed, 1 insertion(+)
Make sense to add vmstat counter for BALLOON_MIGRATE as well.
The changes looks good to me. Please feel free to add:
Reviewed-by: Ritesh Harjani (IBM) <ritesh.list@gmail.com>
next prev parent reply other threads:[~2025-11-28 10:18 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-10-21 10:06 [PATCH v1 0/2] powerpc/pseries/cmm: two smaller fixes David Hildenbrand
2025-10-21 10:06 ` [PATCH v1 1/2] powerpc/pseries/cmm: call balloon_devinfo_init() also without CONFIG_BALLOON_COMPACTION David Hildenbrand
2025-11-28 9:07 ` Ritesh Harjani
2025-10-21 10:06 ` [PATCH v1 2/2] powerpc/pseries/cmm: adjust BALLOON_MIGRATE when migrating pages David Hildenbrand
2025-11-28 10:12 ` Ritesh Harjani [this message]
2025-11-26 15:40 ` [PATCH v1 0/2] powerpc/pseries/cmm: two smaller fixes David Hildenbrand (Red Hat)
2025-11-28 5:05 ` Ritesh Harjani
2025-11-28 7:36 ` David Hildenbrand (Red Hat)
2025-11-28 7:49 ` Ritesh Harjani
2025-11-28 8:10 ` David Hildenbrand (Red Hat)
2025-11-28 8:24 ` David Hildenbrand (Red Hat)
2025-11-28 10:40 ` Ritesh Harjani
2025-11-28 11:45 ` David Hildenbrand (Red Hat)
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