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 CB09BC433F5 for ; Thu, 31 Mar 2022 21:51:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233592AbiCaVxG (ORCPT ); Thu, 31 Mar 2022 17:53:06 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59648 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S242038AbiCaVxA (ORCPT ); Thu, 31 Mar 2022 17:53:00 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BF5DD5A159 for ; Thu, 31 Mar 2022 14:51:12 -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 dfw.source.kernel.org (Postfix) with ESMTPS id 5BADE60748 for ; Thu, 31 Mar 2022 21:51:12 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id A82F2C340F0; Thu, 31 Mar 2022 21:51:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1648763471; bh=tP+5KMVnhqiFmN4DBi95s3HoyZGAfAhhl1zIZ3VfXag=; h=Date:To:From:Subject:From; b=SoXZefPebe+XeHU9hheWgDhLOyXtMnXpPpfawHNN3myD9JguDGkXLQB2G1de/o1Lx uKOj+DFvXapTovVNFZeXIuLpTnQdK9kGsyAKNw77HGLf+M8/8pU8mqTZFslryNtUUG RXnr/wRpL1+bZgnco9PV3bvQBDVxDiyqpRxKNjMU= Date: Thu, 31 Mar 2022 14:51:10 -0700 To: mm-commits@vger.kernel.org, shuah@kernel.org, sidhartha.kumar@oracle.com, akpm@linux-foundation.org From: Andrew Morton Subject: [to-be-updated] selftest-vm-clarify-error-statement-in-gup_test.patch removed from -mm tree Message-Id: <20220331215111.A82F2C340F0@smtp.kernel.org> Precedence: bulk Reply-To: linux-kernel@vger.kernel.org List-ID: X-Mailing-List: mm-commits@vger.kernel.org The patch titled Subject: selftest/vm: clarify error statement in gup_test has been removed from the -mm tree. Its filename was selftest-vm-clarify-error-statement-in-gup_test.patch This patch was dropped because an updated version will be merged ------------------------------------------------------ From: Sidhartha Kumar Subject: selftest/vm: clarify error statement in gup_test Print two possible reasons /sys/kernel/debug/gup_test cannot be opened to help users of this test diagnose failures. Link: https://lkml.kernel.org/r/20220330215257.112029-1-sidhartha.kumar@oracle.com Signed-off-by: Sidhartha Kumar Cc: Shuah Khan Signed-off-by: Andrew Morton --- tools/testing/selftests/vm/gup_test.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) --- a/tools/testing/selftests/vm/gup_test.c~selftest-vm-clarify-error-statement-in-gup_test +++ a/tools/testing/selftests/vm/gup_test.c @@ -206,7 +206,9 @@ int main(int argc, char **argv) gup_fd = open("/sys/kernel/debug/gup_test", O_RDWR); if (gup_fd == -1) { - perror("open"); + perror("failed to open /sys/kernel/debug/gup_test"); + printf("check if CONFIG_GUP_TEST is enabled in kernel config\n"); + printf("check if debugfs is mounted at /sys/kernel/debug\n"); exit(1); } _ Patches currently in -mm which might be from sidhartha.kumar@oracle.com are