From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 958B6ECAAD2 for ; Mon, 29 Aug 2022 11:06:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230187AbiH2LGE (ORCPT ); Mon, 29 Aug 2022 07:06:04 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44924 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230183AbiH2LFW (ORCPT ); Mon, 29 Aug 2022 07:05:22 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 18B2A248DE; Mon, 29 Aug 2022 04:03:46 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 1C84DB80EF3; Mon, 29 Aug 2022 11:03:06 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 70150C433C1; Mon, 29 Aug 2022 11:03:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1661770984; bh=90j0F/FrWOEKi/n+s4lG8xuIPvMDJtcHV/oVOc7vAuU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=MhBLHA19pbKXyOg/sdOT+KzFkbSqds7nvxoXzT6j+pM08gTFT35H1FtZyJMN2cDKK SRIvj7ymM9lEh90wbZ78M2c77YvaNcIZLm+vj9Ff9d/PwBgApyRx/0MqfO5AURXHad QwoUBPPMJa21G1iqZQJgyRIZ4l5/gtVfouLFNmbo= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Randy Dunlap , Arnd Bergmann , Josh Triplett , Paul Walmsley , Palmer Dabbelt , Albert Ou , Andrew Morton Subject: [PATCH 5.10 03/86] kernel/sys_ni: add compat entry for fadvise64_64 Date: Mon, 29 Aug 2022 12:58:29 +0200 Message-Id: <20220829105756.667121601@linuxfoundation.org> X-Mailer: git-send-email 2.37.2 In-Reply-To: <20220829105756.500128871@linuxfoundation.org> References: <20220829105756.500128871@linuxfoundation.org> User-Agent: quilt/0.67 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Randy Dunlap commit a8faed3a02eeb75857a3b5d660fa80fe79db77a3 upstream. When CONFIG_ADVISE_SYSCALLS is not set/enabled and CONFIG_COMPAT is set/enabled, the riscv compat_syscall_table references 'compat_sys_fadvise64_64', which is not defined: riscv64-linux-ld: arch/riscv/kernel/compat_syscall_table.o:(.rodata+0x6f8): undefined reference to `compat_sys_fadvise64_64' Add 'fadvise64_64' to kernel/sys_ni.c as a conditional COMPAT function so that when CONFIG_ADVISE_SYSCALLS is not set, there is a fallback function available. Link: https://lkml.kernel.org/r/20220807220934.5689-1-rdunlap@infradead.org Fixes: d3ac21cacc24 ("mm: Support compiling out madvise and fadvise") Signed-off-by: Randy Dunlap Suggested-by: Arnd Bergmann Reviewed-by: Arnd Bergmann Cc: Josh Triplett Cc: Paul Walmsley Cc: Palmer Dabbelt Cc: Albert Ou Cc: Signed-off-by: Andrew Morton Signed-off-by: Greg Kroah-Hartman --- kernel/sys_ni.c | 1 + 1 file changed, 1 insertion(+) --- a/kernel/sys_ni.c +++ b/kernel/sys_ni.c @@ -268,6 +268,7 @@ COND_SYSCALL_COMPAT(keyctl); /* mm/fadvise.c */ COND_SYSCALL(fadvise64_64); +COND_SYSCALL_COMPAT(fadvise64_64); /* mm/, CONFIG_MMU only */ COND_SYSCALL(swapon);