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Date: Fri, 24 Apr 2026 11:13:21 +0300
From: Mike Rapoport <rppt@kernel.org>
To: Michal Clapinski <mclapinski@google.com>
Cc: Evangelos Petrongonas <epetron@amazon.de>,
	Pasha Tatashin <pasha.tatashin@soleen.com>,
	Pratyush Yadav <pratyush@kernel.org>,
	Alexander Graf <graf@amazon.com>,
	Samiullah Khawaja <skhawaja@google.com>, kexec@lists.infradead.org,
	linux-mm@kvack.org, linux-kernel@vger.kernel.org,
	Andrew Morton <akpm@linux-foundation.org>,
	Vlastimil Babka <vbabka@kernel.org>,
	Suren Baghdasaryan <surenb@google.com>,
	Michal Hocko <mhocko@suse.com>,
	Brendan Jackman <jackmanb@google.com>,
	Johannes Weiner <hannes@cmpxchg.org>, Zi Yan <ziy@nvidia.com>
Subject: Re: [PATCH v9 3/3] selftests: kho: test with deferred struct page
 init
Message-ID: <aesmIbOizNLMLvVK@kernel.org>
References: <20260423122538.140993-1-mclapinski@google.com>
 <20260423122538.140993-4-mclapinski@google.com>
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In-Reply-To: <20260423122538.140993-4-mclapinski@google.com>

On Thu, Apr 23, 2026 at 02:25:38PM +0200, Michal Clapinski wrote:
> Enable DEFERRED_STRUCT_PAGE_INIT which depends on SMP.
> Also enable additional debugging options.
> 
> Signed-off-by: Michal Clapinski <mclapinski@google.com>

Reviewed-by: Mike Rapoport (Microsoft) <rppt@kernel.org>

> ---
>  tools/testing/selftests/kho/vmtest.sh | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/tools/testing/selftests/kho/vmtest.sh b/tools/testing/selftests/kho/vmtest.sh
> index 49fdac8e8b15..0014bd76e88d 100755
> --- a/tools/testing/selftests/kho/vmtest.sh
> +++ b/tools/testing/selftests/kho/vmtest.sh
> @@ -59,10 +59,14 @@ function build_kernel() {
>  	tee "$kconfig" > "$kho_config" <<EOF
>  CONFIG_BLK_DEV_INITRD=y
>  CONFIG_KEXEC_HANDOVER=y
> +CONFIG_KEXEC_HANDOVER_DEBUG=y
>  CONFIG_KEXEC_HANDOVER_DEBUGFS=y
>  CONFIG_TEST_KEXEC_HANDOVER=y
>  CONFIG_DEBUG_KERNEL=y
>  CONFIG_DEBUG_VM=y
> +CONFIG_DEBUG_VM_PGFLAGS=y
> +CONFIG_SMP=y
> +CONFIG_DEFERRED_STRUCT_PAGE_INIT=y
>  $arch_kconfig
>  EOF
>  
> -- 
> 2.54.0.rc2.533.g4f5dca5207-goog
> 

-- 
Sincerely yours,
Mike.