From nobody Tue Dec 16 11:35:50 2025 Received: from pegase1.c-s.fr (pegase1.c-s.fr [93.17.236.30]) (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 05463B676 for ; Sun, 26 May 2024 09:23:06 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=93.17.236.30 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1716715388; cv=none; b=V3NzG9+wmQAfZ6qeDTbu/I1lGFgPKnsA+Jpm7kxv8oxPQOqvh/bLg8zECrAAgAlps40tsBrccXxnisSW9sux7jYj0EpinuaUwArKPOIr2sEKS7HJyRKhbdSR1tmuGm/XZerb14F6SvGrYZhUxoxngc5i/PTj8sWctqc3JSUxED0= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1716715388; c=relaxed/simple; bh=14PrrCB4a2+6ypzEPLZ322xfrxYIQM2wn25R6xSXiBc=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=SXOG/KWREw/zMW7EYh5OTqthFKX6RfRZC8uHfZJXYOPm8RS5MqSLd1H9Pgjb2xJgvXEPmMmcomr8pJ5ry/ctZP48n1k6vqkMuUWPjaWhksP2iHhmknVqfl+LCaapB0w2rQpPKXtUO2FlJjLcqb5RWEujwhrNsUqagZGYe/6Miu8= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=csgroup.eu; spf=pass smtp.mailfrom=csgroup.eu; arc=none smtp.client-ip=93.17.236.30 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=csgroup.eu Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=csgroup.eu Received: from localhost (mailhub3.si.c-s.fr [192.168.12.233]) by localhost (Postfix) with ESMTP id 4VnCwp15LKz9tHZ; Sun, 26 May 2024 11:22:34 +0200 (CEST) X-Virus-Scanned: amavisd-new at c-s.fr Received: from pegase1.c-s.fr ([192.168.12.234]) by localhost (pegase1.c-s.fr [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 5IAzddTqHSYF; Sun, 26 May 2024 11:22:34 +0200 (CEST) Received: from messagerie.si.c-s.fr (messagerie.si.c-s.fr [192.168.25.192]) by pegase1.c-s.fr (Postfix) with ESMTP id 4VnCwl4wkhz9tBX; Sun, 26 May 2024 11:22:31 +0200 (CEST) Received: from localhost (localhost [127.0.0.1]) by messagerie.si.c-s.fr (Postfix) with ESMTP id A4FBA8B773; Sun, 26 May 2024 11:22:31 +0200 (CEST) X-Virus-Scanned: amavisd-new at c-s.fr Received: from messagerie.si.c-s.fr ([127.0.0.1]) by localhost (messagerie.si.c-s.fr [127.0.0.1]) (amavisd-new, port 10023) with ESMTP id dWG07mPUpMKP; Sun, 26 May 2024 11:22:31 +0200 (CEST) Received: from PO20335.idsi0.si.c-s.fr (unknown [192.168.233.45]) by messagerie.si.c-s.fr (Postfix) with ESMTP id 1ED728B764; Sun, 26 May 2024 11:22:31 +0200 (CEST) From: Christophe Leroy To: Andrew Morton , Jason Gunthorpe , Peter Xu , Oscar Salvador , Michael Ellerman , Nicholas Piggin Cc: Christophe Leroy , linux-kernel@vger.kernel.org, linux-mm@kvack.org, linuxppc-dev@lists.ozlabs.org Subject: [RFC PATCH v3 07/16] powerpc/8xx: Fix size given to set_huge_pte_at() Date: Sun, 26 May 2024 11:22:27 +0200 Message-ID: X-Mailer: git-send-email 2.44.0 In-Reply-To: References: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Developer-Signature: v=1; a=ed25519-sha256; t=1716715343; l=918; i=christophe.leroy@csgroup.eu; s=20211009; h=from:subject:message-id; bh=14PrrCB4a2+6ypzEPLZ322xfrxYIQM2wn25R6xSXiBc=; b=kh3InX9YmF8QGKkVD+/iQqWsCuqq++5G9Oj7yTov8O3ch02WakowGYR43f60T/f6D84b5MmL9 Tx7lAM8OA6JDl3NxC3B56kpleXsSPn+lLcBmy5cbjgpxZ/bF/s/qa11 X-Developer-Key: i=christophe.leroy@csgroup.eu; a=ed25519; pk=HIzTzUj91asvincQGOFx6+ZF5AoUuP9GdOtQChs7Mm0= Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" set_huge_pte_at() expects the size of the hugepage as an int, not the psize which is the index of the page definition in table mmu_psize_defs[] Fixes: 935d4f0c6dc8 ("mm: hugetlb: add huge page size param to set_huge_pte= _at()") Signed-off-by: Christophe Leroy Reviewed-by: Oscar Salvador --- arch/powerpc/mm/nohash/8xx.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/arch/powerpc/mm/nohash/8xx.c b/arch/powerpc/mm/nohash/8xx.c index 43d4842bb1c7..d93433e26ded 100644 --- a/arch/powerpc/mm/nohash/8xx.c +++ b/arch/powerpc/mm/nohash/8xx.c @@ -94,7 +94,8 @@ static int __ref __early_map_kernel_hugepage(unsigned lon= g va, phys_addr_t pa, return -EINVAL; =20 set_huge_pte_at(&init_mm, va, ptep, - pte_mkhuge(pfn_pte(pa >> PAGE_SHIFT, prot)), psize); + pte_mkhuge(pfn_pte(pa >> PAGE_SHIFT, prot)), + 1UL << mmu_psize_to_shift(psize)); =20 return 0; } --=20 2.44.0