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 picard.linux.it (picard.linux.it [213.254.12.146]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 99223C4167B for ; Tue, 5 Dec 2023 18:10:24 +0000 (UTC) Received: from picard.linux.it (localhost [IPv6:::1]) by picard.linux.it (Postfix) with ESMTP id C9B8B3CCA78 for ; Tue, 5 Dec 2023 19:10:22 +0100 (CET) Received: from in-3.smtp.seeweb.it (in-3.smtp.seeweb.it [217.194.8.3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-384)) (No client certificate requested) by picard.linux.it (Postfix) with ESMTPS id 9F6163CC0A4 for ; Tue, 5 Dec 2023 19:10:10 +0100 (CET) Received: from 66-220-144-179.mail-mxout.facebook.com (66-220-144-179.mail-mxout.facebook.com [66.220.144.179]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by in-3.smtp.seeweb.it (Postfix) with ESMTPS id 5806F1A00689 for ; Tue, 5 Dec 2023 19:10:09 +0100 (CET) Received: by devbig1114.prn1.facebook.com (Postfix, from userid 425415) id AAA361067A2EE; Tue, 5 Dec 2023 10:09:54 -0800 (PST) From: Stefan Roesch To: kernel-team@fb.com Date: Tue, 5 Dec 2023 10:09:51 -0800 Message-Id: <20231205180952.3843711-2-shr@devkernel.io> X-Mailer: git-send-email 2.39.3 In-Reply-To: <20231205180952.3843711-1-shr@devkernel.io> References: <20231205180952.3843711-1-shr@devkernel.io> MIME-Version: 1.0 X-Virus-Scanned: clamav-milter 1.0.1 at in-3.smtp.seeweb.it X-Virus-Status: Clean Subject: [LTP] [PATCH v4 1/2] mem: disable KSM smart scan for ksm tests X-BeenThere: ltp@lists.linux.it X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux Test Project List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-mm@kvack.org, david@redhat.com, oliver.sang@intel.com, shr@devkernel.io, ltp@lists.linux.it Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: ltp-bounces+ltp=archiver.kernel.org@lists.linux.it Sender: "ltp" This disables the "smart scan" KSM feature to make sure that the volatile count remains at 0. Signed-off-by: Stefan Roesch Reviewed-by: Petr Vorel Reported-by: kernel test robot Closes: https://lore.kernel.org/oe-lkp/202311161132.13d8ce5a-oliver.sang@intel.com --- testcases/kernel/mem/ksm/ksm01.c | 2 ++ testcases/kernel/mem/ksm/ksm02.c | 2 ++ testcases/kernel/mem/ksm/ksm03.c | 2 ++ testcases/kernel/mem/ksm/ksm04.c | 2 ++ testcases/kernel/mem/ksm/ksm05.c | 2 ++ testcases/kernel/mem/ksm/ksm06.c | 2 ++ 6 files changed, 12 insertions(+) diff --git a/testcases/kernel/mem/ksm/ksm01.c b/testcases/kernel/mem/ksm/ksm01.c index bcd095865..e2d3d9e00 100644 --- a/testcases/kernel/mem/ksm/ksm01.c +++ b/testcases/kernel/mem/ksm/ksm01.c @@ -86,6 +86,8 @@ static struct tst_test test = { TST_SR_SKIP_MISSING | TST_SR_TCONF_RO}, {"/sys/kernel/mm/ksm/merge_across_nodes", "1", TST_SR_SKIP_MISSING | TST_SR_TCONF_RO}, + {"/sys/kernel/mm/ksm/smart_scan", "0", + TST_SR_SKIP_MISSING | TST_SR_TBROK_RO}, {} }, .needs_kconfigs = (const char *const[]){ diff --git a/testcases/kernel/mem/ksm/ksm02.c b/testcases/kernel/mem/ksm/ksm02.c index bce639dce..3707de95d 100644 --- a/testcases/kernel/mem/ksm/ksm02.c +++ b/testcases/kernel/mem/ksm/ksm02.c @@ -107,6 +107,8 @@ static struct tst_test test = { TST_SR_SKIP_MISSING | TST_SR_TCONF_RO}, {"/sys/kernel/mm/ksm/merge_across_nodes", "1", TST_SR_SKIP_MISSING | TST_SR_TCONF_RO}, + {"/sys/kernel/mm/ksm/smart_scan", "0", + TST_SR_SKIP_MISSING | TST_SR_TBROK_RO}, {} }, .needs_kconfigs = (const char *const[]){ diff --git a/testcases/kernel/mem/ksm/ksm03.c b/testcases/kernel/mem/ksm/ksm03.c index 4a733269f..cff74700d 100644 --- a/testcases/kernel/mem/ksm/ksm03.c +++ b/testcases/kernel/mem/ksm/ksm03.c @@ -89,6 +89,8 @@ static struct tst_test test = { TST_SR_SKIP_MISSING | TST_SR_TCONF_RO}, {"/sys/kernel/mm/ksm/merge_across_nodes", "1", TST_SR_SKIP_MISSING | TST_SR_TCONF_RO}, + {"/sys/kernel/mm/ksm/smart_scan", "0", + TST_SR_SKIP_MISSING | TST_SR_TBROK_RO}, {} }, .needs_kconfigs = (const char *const[]){ diff --git a/testcases/kernel/mem/ksm/ksm04.c b/testcases/kernel/mem/ksm/ksm04.c index 4f1f2f721..9935e32d7 100644 --- a/testcases/kernel/mem/ksm/ksm04.c +++ b/testcases/kernel/mem/ksm/ksm04.c @@ -109,6 +109,8 @@ static struct tst_test test = { TST_SR_SKIP_MISSING | TST_SR_TCONF_RO}, {"/sys/kernel/mm/ksm/merge_across_nodes", "1", TST_SR_SKIP_MISSING | TST_SR_TCONF_RO}, + {"/sys/kernel/mm/ksm/smart_scan", "0", + TST_SR_SKIP_MISSING | TST_SR_TBROK_RO}, {} }, .needs_kconfigs = (const char *const[]){ diff --git a/testcases/kernel/mem/ksm/ksm05.c b/testcases/kernel/mem/ksm/ksm05.c index 1f58c8325..61e740843 100644 --- a/testcases/kernel/mem/ksm/ksm05.c +++ b/testcases/kernel/mem/ksm/ksm05.c @@ -89,6 +89,8 @@ static struct tst_test test = { .test_all = test_ksm, .save_restore = (const struct tst_path_val[]) { {"/sys/kernel/mm/ksm/run", "1", TST_SR_TBROK}, + {"/sys/kernel/mm/ksm/smart_scan", "0", + TST_SR_SKIP_MISSING | TST_SR_TBROK_RO}, {} }, .needs_kconfigs = (const char *const[]){ diff --git a/testcases/kernel/mem/ksm/ksm06.c b/testcases/kernel/mem/ksm/ksm06.c index 0b159e5c7..80fdf1e47 100644 --- a/testcases/kernel/mem/ksm/ksm06.c +++ b/testcases/kernel/mem/ksm/ksm06.c @@ -142,6 +142,8 @@ static struct tst_test test = { {"/sys/kernel/mm/ksm/run", NULL, TST_SR_TBROK}, {"/sys/kernel/mm/ksm/sleep_millisecs", NULL, TST_SR_TBROK}, {"/sys/kernel/mm/ksm/merge_across_nodes", NULL, TST_SR_TCONF}, + {"/sys/kernel/mm/ksm/smart_scan", "0", + TST_SR_SKIP_MISSING | TST_SR_TBROK_RO}, {} }, .needs_kconfigs = (const char *const[]){ -- 2.39.3 -- Mailing list info: https://lists.linux.it/listinfo/ltp