From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 77E4578F26 for ; Sun, 3 May 2026 10:01:57 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777802517; cv=none; b=buy9xd1tgbGYv22Tj0Ek44K/7kzmD5z2aLI7dROxmzhh4ReVMZZpVmy5NM/lT1c47gNYxp6oK04873v19Nz3yjOyjA9oRsUmiVLC/kwA+ikhH8nI03TXaDTrV59T5epGFcu7gxiyb9Yz4JOmdkQMZYRR51zaAT+i6eRw01oHXqo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777802517; c=relaxed/simple; bh=tXOPghsTimOL2unyTOOfFn61l3RakHOcJag+q6KYp3k=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=qpLUFHbn5GdVw1SN7I3zuJnmMFYE41nWcA/y4KFSlrz3zgMfgWO905n67L6DHM4ThMpB8P46zJW9wPhU0iymE1HTnWJ/Dqaijq/6xl3NOisxY+PMQ4WxEAi6DGqVDy/pPC0zeqxBOLZ+8NmtdzaTW8SwCx5dmyH5ybicwiV5Qng= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=TV9LFfwM; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="TV9LFfwM" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7CEEFC2BCB4; Sun, 3 May 2026 10:01:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1777802517; bh=tXOPghsTimOL2unyTOOfFn61l3RakHOcJag+q6KYp3k=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=TV9LFfwMzE8GaeswmLI/bMn/J/TPTXZMYjybF1QacD0K+oV7PFM4QBLqrhFotPJGB 37VhM2H1PTjhDbGSnqTwXQkWhhRKfy4u8zDzyOiKfz42fmKm8PSK+A4H5Fj5HwiaDy EGIWx+wIy3JO1vOu1B8myfjiwL7Bs5IhRFX0nXJ15DSdxl0kWB3OicNff7gf2b5tr4 cUptNm2AuZIj4gL+x/P0lY2ormrovtCW7Q6Y9dIX/fQK4dzDGqOnhXlr4PDoVCGH6N e4kgOurDovEeWqoXrZTkCEbV9gBePB7ULNOO9slZgMm8HvyAlnLIYmOuI4N8JPwJ0A KiZY2TJAIDIIQ== Date: Sun, 3 May 2026 12:01:50 +0200 From: Mike Rapoport To: Michal Clapinski Cc: Evangelos Petrongonas , Pasha Tatashin , Pratyush Yadav , Alexander Graf , Samiullah Khawaja , kexec@lists.infradead.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, Andrew Morton , Vlastimil Babka , Suren Baghdasaryan , Michal Hocko , Brendan Jackman , Johannes Weiner , Zi Yan Subject: Re: [PATCH v9 0/3] kho: add support for deferred struct page init Message-ID: References: <20260423122538.140993-1-mclapinski@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260423122538.140993-1-mclapinski@google.com> Hi Michal, On Thu, Apr 23, 2026 at 02:25:35PM +0200, Michal Clapinski wrote: > When CONFIG_DEFERRED_STRUCT_PAGE_INIT is enabled, struct page > initialization is deferred to parallel kthreads that run later in > the boot process. This patchset breaks memblock tests: https://github.com/linux-mm/linux-mm/actions/runs/25259346624/job/74063911769 Can you please send a fix? > Michal Clapinski (2): > kho: fix deferred initialization of scratch areas > selftests: kho: test with deferred struct page init > > include/linux/memblock.h | 21 +++++++++- > kernel/liveupdate/Kconfig | 2 - > kernel/liveupdate/kexec_handover.c | 52 ++++++++++++------------- > mm/memblock.c | 56 +++++++++++---------------- > mm/mm_init.c | 30 +++++++------- > tools/testing/selftests/kho/vmtest.sh | 4 ++ > 6 files changed, 88 insertions(+), 77 deletions(-) > > -- > 2.54.0.rc2.533.g4f5dca5207-goog > -- Sincerely yours, Mike.