From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1793207730; b=5U/oqKbuBJik50ujaFP9nZ8EhI5/RHceHiOLk/isVQMuKmKkspEgCEcqbsqPU4aPL4dB vZXe0W9N41dHQw5G9nM6Sw9T1vHXEu/VIQfzwIKapGi4V2XngjvkPYaygkxzJHGPkO2fc 7pEb7zruvTK7EYwiDysNusUU5OtXKAOffzm/YxIZmXRqnVImhwy381O+1SdRVOKiuEGXh R4UMCl6lx4JRjf7wwjqgyRXck7mlLYHom0HOKAAwRs680fKJPBAoLr0tCl4f37VwLwtUq Otc2qjVUUpiqpmwoU8KmGYkbAEVUjC00E7RAqIEnxuNi7WJo4cpY9itr4PajnNqWGLw== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793207730; h=Received:DKIM-Signature:From:To:Cc:Subject:Date:Message-ID:X-Mailer: In-Reply-To:References:User-Agent:X-stable:X-Patchwork-Hint: MIME-Version:Content-Transfer-Encoding; bh=NSD65Yew0i3iZpoG68NslzQAjrAYYwos5h4TJmfCFRw=; b=SMHdsN7bL5oi1JkSJ+cwthrpyS8kcC867P4wLkNEzf1IvjdHzsssUhXjBD00FALjP7uy Mx4NWeI045E8/aIMswAhrKjNMG/erzT3HkPG5TO8JlIdrjTiyVBVfD2qVR5q/PdenkcC9 WIdd8ZrnkGOP9tYVblECKpXDUyesrAE2gIHRBKANk4VzrSa37Eft1T2DSFXHGkzxF19+A bzAnQCeDTe+3tCmR5vKScoc94wTZHkpeh/xKYS5aN66fxGEm74kDJYr68UGoyg2jsIeYy FM8NE85QvA2xzOUfZSXMc0/YOqM7BXy+dJUtcVUUGpXBMuMcpbh68HhFqfZZ9vgK+0A== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=linuxfoundation.org header.i=@linuxfoundation.org header.a=rsa-sha256 header.s=korg header.b="Y/3RXb2J"; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 36C09606A325; Wed, 28 Oct 2026 17:15:30 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key, unprotected) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.a=rsa-sha256 header.s=korg header.b=Y/3RXb2J Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8A4371F01828; Wed, 28 Oct 2026 17:15:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=korg; t=1793207730; bh=NSD65Yew0i3iZpoG68NslzQAjrAYYwos5h4TJmfCFRw=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=Y/3RXb2JCuTQdUGmInUk0jcsu3PhWBLPTKyHCUFIKBZRcFI/gAhTNn4ZCPHJS2jlO eC/L9krNbXB69eMGq8pOKY5WcW3GdXKF9YpIa93a5D4IX4pKAgFLrZcrqkrnP8o7Lx n788TW0NBUr0uvZGzdIJrfeyrrdf3hBYvaSLL87k= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, "kernelci.org bot" , Sasha Levin Subject: [PATCH 6.12 118/247] Revert "s390/mm: Add missing secure storage access fixups for donated memory" Date: Wed, 28 Oct 2026 17:58:41 +0100 Message-ID: <20261028165950.195224804@linuxfoundation.org> X-Mailer: git-send-email 2.56.0 In-Reply-To: <20261028165947.349197979@linuxfoundation.org> References: <20261028165947.349197979@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore X-Mailing-List: patches@lists.linux.dev List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.12-stable review patch. If anyone has any objections, please let me know. ------------------ This reverts commit 74ccc099f1baa9236b8fb600406457a0870c83a9. Reported-by: kernelci.org bot Link: https://lore.kernel.org/all/179258034449.241924.15241097267562754477@kernelci.org/ Signed-off-by: Sasha Levin --- arch/s390/mm/fault.c | 11 ++--------- 1 file changed, 2 insertions(+), 9 deletions(-) diff --git a/arch/s390/mm/fault.c b/arch/s390/mm/fault.c index 2d03af60ed88f..f907e916aa20d 100644 --- a/arch/s390/mm/fault.c +++ b/arch/s390/mm/fault.c @@ -443,17 +443,10 @@ void do_secure_storage_access(struct pt_regs *regs) folio = phys_to_folio(addr); if (unlikely(!folio_try_get(folio))) return; - rc = uv_convert_from_secure(folio_to_phys(folio)); - if (!rc) - clear_bit(PG_arch_1, &folio->flags.f); + rc = arch_make_folio_accessible(folio); folio_put(folio); - /* - * There are some valid fixup types for kernel - * accesses to donated secure memory. zeropad is one - * of them. - */ if (rc) - return handle_fault_error_nolock(regs, 0); + BUG(); } else { if (faulthandler_disabled()) return handle_fault_error_nolock(regs, 0); -- 2.53.0