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 C45E334026B; Fri, 16 Jan 2026 17:48:28 +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=1768585710; cv=none; b=L2Yw5WgRHVm66qACGQ0xeql+hZZ3d7rH0htgRXnNNmZeUz/PuuZb0nA14pnRAJ0+o7noojw4AxA7f1URGMnJRdOkproR4FXHXu1y/tQphu1wrixjVuw7JG2QK89wWsgTGcV86kwYcM4MeJEOA6Fvn4vkrtvS1JpSxguacRZVYEA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768585710; c=relaxed/simple; bh=mZwJPl5VQFqlNa5iiOuI2qG74d5RfCNxPwmtvkK98oY=; h=Date:To:From:Subject:Message-Id; b=f0+OjTAKq+RXrvntxBgWGQZxTiQSgLm4PomzHjca4J8XVqeRgC1JNBtazdb9AEqgqnm0v/Put4ryo0z7TCYspVUoGbyuJSuE5a6rdf/bcPUgkDHaEZLRle9lxaGrJ/vZckrhZzp4US7GJdhMwkYLBFmUfFKMcUPnHGr7x3DOt7E= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b=HKGxuR9t; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b="HKGxuR9t" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 48FE8C116C6; Fri, 16 Jan 2026 17:48:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1768585708; bh=mZwJPl5VQFqlNa5iiOuI2qG74d5RfCNxPwmtvkK98oY=; h=Date:To:From:Subject:From; b=HKGxuR9tmGWLwCvWLsA0yRG8SmK73X8V5PsZmzab1N0rram4HGMN8sahzXmvhItmb Co8gMCB9uweW/Gy7AUidRoR2J9FVgcq3vfBUx1NAptPPLAO/IUm9z3q68LYF8SWTWK CnsVK2SQko+GbJKH6FU7JCtJKCFyip6iaXn/vjU8= Date: Fri, 16 Jan 2026 09:48:27 -0800 To: mm-commits@vger.kernel.org,stable@vger.kernel.org,jcmvbkbc@gmail.com,chris@zankel.net,williamt@cadence.com,akpm@linux-foundation.org From: Andrew Morton Subject: + mm-highmem-fix-__kmap_to_page-build-error.patch added to mm-new branch Message-Id: <20260116174828.48FE8C116C6@smtp.kernel.org> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: The patch titled Subject: mm/highmem: fix __kmap_to_page() build error has been added to the -mm mm-new branch. Its filename is mm-highmem-fix-__kmap_to_page-build-error.patch This patch will shortly appear at https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-highmem-fix-__kmap_to_page-build-error.patch This patch will later appear in the mm-new branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm Note, mm-new is a provisional staging ground for work-in-progress patches, and acceptance into mm-new is a notification for others take notice and to finish up reviews. Please do not hesitate to respond to review feedback and post updated versions to replace or incrementally fixup patches in mm-new. The mm-new branch of mm.git is not included in linux-next Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/process/submit-checklist.rst when testing your code *** The -mm tree is included into linux-next via various branches at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm and is updated there most days ------------------------------------------------------ From: William Tambe Subject: mm/highmem: fix __kmap_to_page() build error Date: Thu, 11 Dec 2025 12:38:19 -0800 This changes fixes following build error which is a miss from ef6e06b2ef87 ("highmem: fix kmap_to_page() for kmap_local_page() addresses"). mm/highmem.c:184:66: error: 'pteval' undeclared (first use in this function); did you mean 'pte_val'? 184 | idx =3D arch_kmap_local_map_idx(i, pte_pfn(pteval)); In __kmap_to_page(), pteval is used but does not exist in the function. (akpm: affects xtensa only) Link: https://lkml.kernel.org/r/SJ0PR07MB86317E00EC0C59DA60935FDCD18DA@SJ0PR07MB8631.namprd07.prod.outlook.com Fixes: ef6e06b2ef87 ("highmem: fix kmap_to_page() for kmap_local_page() addresses") Signed-off-by: William Tambe Reviewed-by: Max Filippov Cc: Chris Zankel Cc: Max Filippov Cc: Signed-off-by: Andrew Morton --- mm/highmem.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) --- a/mm/highmem.c~mm-highmem-fix-__kmap_to_page-build-error +++ a/mm/highmem.c @@ -180,12 +180,13 @@ struct page *__kmap_to_page(void *vaddr) for (i = 0; i < kctrl->idx; i++) { unsigned long base_addr; int idx; + pte_t pteval = kctrl->pteval[i]; idx = arch_kmap_local_map_idx(i, pte_pfn(pteval)); base_addr = __fix_to_virt(FIX_KMAP_BEGIN + idx); if (base_addr == base) - return pte_page(kctrl->pteval[i]); + return pte_page(pteval); } } _ Patches currently in -mm which might be from williamt@cadence.com are mm-highmem-fix-__kmap_to_page-build-error.patch