From nobody Sat Feb 7 15:12:30 2026 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 984102BDC2C for ; Fri, 23 Jan 2026 19:09:10 +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=1769195350; cv=none; b=ENK0Cy4PbFZ+kGH3pHW+HELkT6Tjog+GKCJdMVk/LrEtCVKZdalH2fJaHHWCqYF2w09mNuf0dyo0MBJAlsDWjoLMm6d0qnomVG3KMFae6KFtVDQLm0CeIUVNW2ty67c01nKfKEzsDpIseBgOR8AIRTI+YMneA8E7u5zdLmKlFVo= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769195350; c=relaxed/simple; bh=F+gMVw54pCVD3wiRysjyfpr+kXBpSogewadJH4cJlxw=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=sx9BRM0/axDn/UhwtOOzAMUM4k6YxtIdInhteaSorl/bwOYnlGOfqzj28RZF+X5z6WLhOqScMREzBGKfjMvf0Heu1td9vSc/DoQBFVo2Yw83dNGU6SKtgljmn8hsXt6xlGvU/M+PUic1fSftdGViRyrhotOuX6HIlU1zC8gtMUU= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Oxbkg5JS; 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="Oxbkg5JS" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 47E6AC116D0; Fri, 23 Jan 2026 19:09:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1769195350; bh=F+gMVw54pCVD3wiRysjyfpr+kXBpSogewadJH4cJlxw=; h=From:To:Cc:Subject:Date:From; b=Oxbkg5JSR7Js7ZkUqp86Towi+FnFS1jbUSlVzv1ReOaerdtWzEENi+05FvVEOJP6q LfZHb/XgiXcGeJ0ImbiPd5pt59Rwb78AgxikDCPoaenR+ceh/hNNP/vdF0DU+d6++D HxSgZWB5JSCZnJpYqYVlBVeiYuno9GxYQ54+rs/llNtJmTpKqSAgxQ3UvN2sP88FF/ QYC3XU6W68sGmNqLzt4Uf0g6tWRvxbhUjBXP1lfK7eooteNthGafncTFUo9/xRkhzF Lj3Iu1hEMijTWoJi1A4iezrU54Pe/NZyg+VvxemPEV9t8/XAoM+GzdPjx5lEejIWHm UQ0zGcMA2rsYA== From: Tycho Andersen To: Mike Rapoport , Alexander Graf , Pasha Tatashin , Pratyush Yadav Cc: kexec@lists.infradead.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: [PATCH] kho: fix doc for kho_restore_pages() Date: Fri, 23 Jan 2026 12:05:06 -0700 Message-ID: <20260123190506.1058669-1-tycho@kernel.org> X-Mailer: git-send-email 2.52.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: "Tycho Andersen (AMD)" This function returns NULL if kho_restore_page() returns NULL, which happens in a couple of corner cases. It never returns an error code. Signed-off-by: Tycho Andersen (AMD) Reviewed-by: Mike Rapoport (Microsoft) Reviewed-by: Pratyush Yadav --- kernel/liveupdate/kexec_handover.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/liveupdate/kexec_handover.c b/kernel/liveupdate/kexec_h= andover.c index d4482b6e3cae..4c38ea7987c8 100644 --- a/kernel/liveupdate/kexec_handover.c +++ b/kernel/liveupdate/kexec_handover.c @@ -281,7 +281,7 @@ EXPORT_SYMBOL_GPL(kho_restore_folio); * Restore a contiguous list of order 0 pages that was preserved with * kho_preserve_pages(). * - * Return: 0 on success, error code on failure + * Return: the first page on success, NULL on failure. */ struct page *kho_restore_pages(phys_addr_t phys, unsigned int nr_pages) { base-commit: c072629f05d7bca1148ab17690d7922a31423984 --=20 2.52.0