From patchwork Sun May 1 03:55:22 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tonghao Zhang X-Patchwork-Id: 12833470 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 4BF09C433EF for ; Sun, 1 May 2022 03:56:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239328AbiEAD7m (ORCPT ); Sat, 30 Apr 2022 23:59:42 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35974 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229829AbiEAD7i (ORCPT ); Sat, 30 Apr 2022 23:59:38 -0400 Received: from mail-pf1-x42a.google.com (mail-pf1-x42a.google.com [IPv6:2607:f8b0:4864:20::42a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E56343DA4B; Sat, 30 Apr 2022 20:56:14 -0700 (PDT) Received: by mail-pf1-x42a.google.com with SMTP id y14so9959942pfe.10; Sat, 30 Apr 2022 20:56:14 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=MopaOY7i6WBi8YVwl5BOvWJCH8y5VXovqDBUoTUNOUQ=; b=SsGRmkzS1+pre/KNlA+2ttgqvQqQzoiLRVCVdHW9bEUhvqB8uek3onRKRAQlZWP3RK zLCz1fVgr1ge7Vwd5zayiOoWAsOv/uB0K0DDKKXuPvVfKBM1U/XHrMviwm5DLUp0yh3a 7CmBzVSI4Fz6F1HLJ6Z7qmFxOH89pbPPzl0gcgyrFYbQNhUsy0ant4aTu60d/D75CKC/ jTO9LQTxZtMxfJSLdjyGWblEHbSBYHy8glYe3jXvhFooVaqQoW/ssYOnUGLgfnigXzhX bFgj9SeI/a2143y90hPiHmc1idbO3TXXF0VKj9snUXSUgl8eahnondiHLZnX2RmLNc/R meTQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=MopaOY7i6WBi8YVwl5BOvWJCH8y5VXovqDBUoTUNOUQ=; b=UbF/lykhcXDb6BJq84JSv8hOET9g1Eyt6tikbGBhT81h4kyL2PGNY/HR/MgFoNCTC9 Hasc5w9773kad2RNDjXfAvys34Gnvij23h+bv8zfWGHQuTqvTZQOU0iOPoHPbSal4Rpd XfY/TRiYqk5LDjdaUEwdFsrTUFLJFr2j8z5EgwI0SyB6KJP40561F6pCc2r3aF5eImrt NMMwCLkwblpMX2yaRPo6jXyg4pt39U2YtZhKV9z1m/eG38204jQNsQ/4OJ11HxHU1j9x qdGWKk3/gEeKxhVGfKzlAIeGYNI4IpZ5DGivL3gSXmJaZy/tt4RFdHJaJUlP1hLVhzmf spSA== X-Gm-Message-State: AOAM532UpCWfS4cLan4NeAEyrK9sRyKr/tl8td6TyHIVilpmXCQBkEOg GpSfK73yEc81ls7khsDKZE+JhcAHr6hz+Q== X-Google-Smtp-Source: ABdhPJx6mObWThnzMZetMTtOChHTGe3I53QMDSjKptoxG0mSDq58rZAS/Bg61LiOVFNnD9g4/O+9kQ== X-Received: by 2002:a05:6a00:e8e:b0:4fa:a52f:59cf with SMTP id bo14-20020a056a000e8e00b004faa52f59cfmr5986551pfb.84.1651377374092; Sat, 30 Apr 2022 20:56:14 -0700 (PDT) Received: from bogon.xiaojukeji.com ([111.201.149.168]) by smtp.gmail.com with ESMTPSA id q9-20020a654949000000b003c1d946af6csm1767863pgs.32.2022.04.30.20.56.09 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Sat, 30 Apr 2022 20:56:13 -0700 (PDT) From: xiangxia.m.yue@gmail.com To: linux-fsdevel@vger.kernel.org, netdev@vger.kernel.org Cc: Tonghao Zhang , Luis Chamberlain , Kees Cook , Iurii Zaikin , "David S. Miller" , Jakub Kicinski , Paolo Abeni , Hideaki YOSHIFUJI , David Ahern , Simon Horman , Julian Anastasov , Pablo Neira Ayuso , Jozsef Kadlecsik , Florian Westphal , Shuah Khan , Andrew Morton , Alexei Starovoitov , Eric Dumazet , Lorenz Bauer , Akhmat Karakotov Subject: [PATCH v5 1/3] net: sysctl: use shared sysctl macro Date: Sun, 1 May 2022 11:55:22 +0800 Message-Id: <20220501035524.91205-2-xiangxia.m.yue@gmail.com> X-Mailer: git-send-email 2.30.1 (Apple Git-130) In-Reply-To: <20220501035524.91205-1-xiangxia.m.yue@gmail.com> References: <20220501035524.91205-1-xiangxia.m.yue@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org From: Tonghao Zhang This patch replace two, four and long_one to SYSCTL_XXX. Cc: Luis Chamberlain Cc: Kees Cook Cc: Iurii Zaikin Cc: "David S. Miller" Cc: Jakub Kicinski Cc: Paolo Abeni Cc: Hideaki YOSHIFUJI Cc: David Ahern Cc: Simon Horman Cc: Julian Anastasov Cc: Pablo Neira Ayuso Cc: Jozsef Kadlecsik Cc: Florian Westphal Cc: Shuah Khan Cc: Andrew Morton Cc: Alexei Starovoitov Cc: Eric Dumazet Cc: Lorenz Bauer Cc: Akhmat Karakotov Signed-off-by: Tonghao Zhang --- net/core/sysctl_net_core.c | 10 ++++------ net/ipv4/sysctl_net_ipv4.c | 13 +++++-------- net/ipv6/sysctl_net_ipv6.c | 3 +-- 3 files changed, 10 insertions(+), 16 deletions(-) diff --git a/net/core/sysctl_net_core.c b/net/core/sysctl_net_core.c index 8295e5877eb3..3a0ce309ffcd 100644 --- a/net/core/sysctl_net_core.c +++ b/net/core/sysctl_net_core.c @@ -25,13 +25,11 @@ #include "dev.h" -static int two = 2; static int three = 3; static int int_3600 = 3600; static int min_sndbuf = SOCK_MIN_SNDBUF; static int min_rcvbuf = SOCK_MIN_RCVBUF; static int max_skb_frags = MAX_SKB_FRAGS; -static long long_one __maybe_unused = 1; static long long_max __maybe_unused = LONG_MAX; static int net_msg_warn; /* Unused, but still a sysctl */ @@ -390,7 +388,7 @@ static struct ctl_table net_core_table[] = { .extra2 = SYSCTL_ONE, # else .extra1 = SYSCTL_ZERO, - .extra2 = &two, + .extra2 = SYSCTL_TWO, # endif }, # ifdef CONFIG_HAVE_EBPF_JIT @@ -401,7 +399,7 @@ static struct ctl_table net_core_table[] = { .mode = 0600, .proc_handler = proc_dointvec_minmax_bpf_restricted, .extra1 = SYSCTL_ZERO, - .extra2 = &two, + .extra2 = SYSCTL_TWO, }, { .procname = "bpf_jit_kallsyms", @@ -419,7 +417,7 @@ static struct ctl_table net_core_table[] = { .maxlen = sizeof(long), .mode = 0600, .proc_handler = proc_dolongvec_minmax_bpf_restricted, - .extra1 = &long_one, + .extra1 = SYSCTL_LONG_ONE, .extra2 = &bpf_jit_limit_max, }, #endif @@ -546,7 +544,7 @@ static struct ctl_table net_core_table[] = { .mode = 0644, .proc_handler = proc_dointvec_minmax, .extra1 = SYSCTL_ZERO, - .extra2 = &two, + .extra2 = SYSCTL_TWO, }, { .procname = "devconf_inherit_init_net", diff --git a/net/ipv4/sysctl_net_ipv4.c b/net/ipv4/sysctl_net_ipv4.c index ad80d180b60b..9ff60a389cd0 100644 --- a/net/ipv4/sysctl_net_ipv4.c +++ b/net/ipv4/sysctl_net_ipv4.c @@ -20,10 +20,7 @@ #include #include -static int two = 2; static int three __maybe_unused = 3; -static int four = 4; -static int thousand = 1000; static int tcp_retr1_max = 255; static int ip_local_port_range_min[] = { 1, 1 }; static int ip_local_port_range_max[] = { 65535, 65535 }; @@ -1006,7 +1003,7 @@ static struct ctl_table ipv4_net_table[] = { .mode = 0644, .proc_handler = proc_dou8vec_minmax, .extra1 = SYSCTL_ZERO, - .extra2 = &two, + .extra2 = SYSCTL_TWO, }, { .procname = "tcp_max_syn_backlog", @@ -1117,7 +1114,7 @@ static struct ctl_table ipv4_net_table[] = { .mode = 0644, .proc_handler = proc_dou8vec_minmax, .extra1 = SYSCTL_ZERO, - .extra2 = &four, + .extra2 = SYSCTL_FOUR, }, { .procname = "tcp_recovery", @@ -1310,7 +1307,7 @@ static struct ctl_table ipv4_net_table[] = { .mode = 0644, .proc_handler = proc_dointvec_minmax, .extra1 = SYSCTL_ZERO, - .extra2 = &thousand, + .extra2 = SYSCTL_ONE_THOUSAND, }, { .procname = "tcp_pacing_ca_ratio", @@ -1319,7 +1316,7 @@ static struct ctl_table ipv4_net_table[] = { .mode = 0644, .proc_handler = proc_dointvec_minmax, .extra1 = SYSCTL_ZERO, - .extra2 = &thousand, + .extra2 = SYSCTL_ONE_THOUSAND, }, { .procname = "tcp_wmem", @@ -1391,7 +1388,7 @@ static struct ctl_table ipv4_net_table[] = { .mode = 0644, .proc_handler = proc_dou8vec_minmax, .extra1 = SYSCTL_ZERO, - .extra2 = &two, + .extra2 = SYSCTL_TWO, }, { } }; diff --git a/net/ipv6/sysctl_net_ipv6.c b/net/ipv6/sysctl_net_ipv6.c index d53dd142bf87..560c48d0ddb7 100644 --- a/net/ipv6/sysctl_net_ipv6.c +++ b/net/ipv6/sysctl_net_ipv6.c @@ -23,7 +23,6 @@ #endif #include -static int two = 2; static int three = 3; static int flowlabel_reflect_max = 0x7; static int auto_flowlabels_max = IP6_AUTO_FLOW_LABEL_MAX; @@ -197,7 +196,7 @@ static struct ctl_table ipv6_table_template[] = { .mode = 0644, .proc_handler = proc_dou8vec_minmax, .extra1 = SYSCTL_ZERO, - .extra2 = &two, + .extra2 = SYSCTL_TWO, }, { .procname = "ioam6_id", From patchwork Sun May 1 03:55:23 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tonghao Zhang X-Patchwork-Id: 12833471 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 5D136C4332F for ; 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Sat, 30 Apr 2022 20:56:18 -0700 (PDT) From: xiangxia.m.yue@gmail.com To: linux-fsdevel@vger.kernel.org, netdev@vger.kernel.org Cc: Tonghao Zhang , Luis Chamberlain , Kees Cook , Iurii Zaikin , "David S. Miller" , Jakub Kicinski , Paolo Abeni , Hideaki YOSHIFUJI , David Ahern , Simon Horman , Julian Anastasov , Pablo Neira Ayuso , Jozsef Kadlecsik , Florian Westphal , Shuah Khan , Andrew Morton , Alexei Starovoitov , Eric Dumazet , Lorenz Bauer , Akhmat Karakotov Subject: [PATCH v5 2/3] net: sysctl: introduce sysctl SYSCTL_THREE Date: Sun, 1 May 2022 11:55:23 +0800 Message-Id: <20220501035524.91205-3-xiangxia.m.yue@gmail.com> X-Mailer: git-send-email 2.30.1 (Apple Git-130) In-Reply-To: <20220501035524.91205-1-xiangxia.m.yue@gmail.com> References: <20220501035524.91205-1-xiangxia.m.yue@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org From: Tonghao Zhang This patch introdues the SYSCTL_THREE. KUnit: [00:10:14] ================ sysctl_test (10 subtests) ================= [00:10:14] [PASSED] sysctl_test_api_dointvec_null_tbl_data [00:10:14] [PASSED] sysctl_test_api_dointvec_table_maxlen_unset [00:10:14] [PASSED] sysctl_test_api_dointvec_table_len_is_zero [00:10:14] [PASSED] sysctl_test_api_dointvec_table_read_but_position_set [00:10:14] [PASSED] sysctl_test_dointvec_read_happy_single_positive [00:10:14] [PASSED] sysctl_test_dointvec_read_happy_single_negative [00:10:14] [PASSED] sysctl_test_dointvec_write_happy_single_positive [00:10:14] [PASSED] sysctl_test_dointvec_write_happy_single_negative [00:10:14] [PASSED] sysctl_test_api_dointvec_write_single_less_int_min [00:10:14] [PASSED] sysctl_test_api_dointvec_write_single_greater_int_max [00:10:14] =================== [PASSED] sysctl_test =================== ./run_kselftest.sh -c sysctl ... ok 1 selftests: sysctl: sysctl.sh Cc: Luis Chamberlain Cc: Kees Cook Cc: Iurii Zaikin Cc: "David S. Miller" Cc: Jakub Kicinski Cc: Paolo Abeni Cc: Hideaki YOSHIFUJI Cc: David Ahern Cc: Simon Horman Cc: Julian Anastasov Cc: Pablo Neira Ayuso Cc: Jozsef Kadlecsik Cc: Florian Westphal Cc: Shuah Khan Cc: Andrew Morton Cc: Alexei Starovoitov Cc: Eric Dumazet Cc: Lorenz Bauer Cc: Akhmat Karakotov Signed-off-by: Tonghao Zhang Reviewed-by: Simon Horman --- fs/proc/proc_sysctl.c | 2 +- include/linux/sysctl.h | 9 +++++---- net/core/sysctl_net_core.c | 3 +-- net/ipv4/sysctl_net_ipv4.c | 3 +-- net/ipv6/sysctl_net_ipv6.c | 3 +-- net/netfilter/ipvs/ip_vs_ctl.c | 4 +--- 6 files changed, 10 insertions(+), 14 deletions(-) diff --git a/fs/proc/proc_sysctl.c b/fs/proc/proc_sysctl.c index 7d9cfc730bd4..5851c2a92c0d 100644 --- a/fs/proc/proc_sysctl.c +++ b/fs/proc/proc_sysctl.c @@ -26,7 +26,7 @@ static const struct file_operations proc_sys_dir_file_operations; static const struct inode_operations proc_sys_dir_operations; /* shared constants to be used in various sysctls */ -const int sysctl_vals[] = { -1, 0, 1, 2, 4, 100, 200, 1000, 3000, INT_MAX, 65535 }; +const int sysctl_vals[] = { 0, 1, 2, 3, 4, 100, 200, 1000, 3000, INT_MAX, 65535, -1 }; EXPORT_SYMBOL(sysctl_vals); const unsigned long sysctl_long_vals[] = { 0, 1, LONG_MAX }; diff --git a/include/linux/sysctl.h b/include/linux/sysctl.h index 6353d6db69b2..80263f7cdb77 100644 --- a/include/linux/sysctl.h +++ b/include/linux/sysctl.h @@ -38,10 +38,10 @@ struct ctl_table_header; struct ctl_dir; /* Keep the same order as in fs/proc/proc_sysctl.c */ -#define SYSCTL_NEG_ONE ((void *)&sysctl_vals[0]) -#define SYSCTL_ZERO ((void *)&sysctl_vals[1]) -#define SYSCTL_ONE ((void *)&sysctl_vals[2]) -#define SYSCTL_TWO ((void *)&sysctl_vals[3]) +#define SYSCTL_ZERO ((void *)&sysctl_vals[0]) +#define SYSCTL_ONE ((void *)&sysctl_vals[1]) +#define SYSCTL_TWO ((void *)&sysctl_vals[2]) +#define SYSCTL_THREE ((void *)&sysctl_vals[3]) #define SYSCTL_FOUR ((void *)&sysctl_vals[4]) #define SYSCTL_ONE_HUNDRED ((void *)&sysctl_vals[5]) #define SYSCTL_TWO_HUNDRED ((void *)&sysctl_vals[6]) @@ -51,6 +51,7 @@ struct ctl_dir; /* this is needed for the proc_dointvec_minmax for [fs_]overflow UID and GID */ #define SYSCTL_MAXOLDUID ((void *)&sysctl_vals[10]) +#define SYSCTL_NEG_ONE ((void *)&sysctl_vals[11]) extern const int sysctl_vals[]; diff --git a/net/core/sysctl_net_core.c b/net/core/sysctl_net_core.c index 3a0ce309ffcd..195ca5c28771 100644 --- a/net/core/sysctl_net_core.c +++ b/net/core/sysctl_net_core.c @@ -25,7 +25,6 @@ #include "dev.h" -static int three = 3; static int int_3600 = 3600; static int min_sndbuf = SOCK_MIN_SNDBUF; static int min_rcvbuf = SOCK_MIN_RCVBUF; @@ -553,7 +552,7 @@ static struct ctl_table net_core_table[] = { .mode = 0644, .proc_handler = proc_dointvec_minmax, .extra1 = SYSCTL_ZERO, - .extra2 = &three, + .extra2 = SYSCTL_THREE, }, { .procname = "high_order_alloc_disable", diff --git a/net/ipv4/sysctl_net_ipv4.c b/net/ipv4/sysctl_net_ipv4.c index 9ff60a389cd0..cd448cdd3b38 100644 --- a/net/ipv4/sysctl_net_ipv4.c +++ b/net/ipv4/sysctl_net_ipv4.c @@ -20,7 +20,6 @@ #include #include -static int three __maybe_unused = 3; static int tcp_retr1_max = 255; static int ip_local_port_range_min[] = { 1, 1 }; static int ip_local_port_range_max[] = { 65535, 65535 }; @@ -1056,7 +1055,7 @@ static struct ctl_table ipv4_net_table[] = { .mode = 0644, .proc_handler = proc_fib_multipath_hash_policy, .extra1 = SYSCTL_ZERO, - .extra2 = &three, + .extra2 = SYSCTL_THREE, }, { .procname = "fib_multipath_hash_fields", diff --git a/net/ipv6/sysctl_net_ipv6.c b/net/ipv6/sysctl_net_ipv6.c index 560c48d0ddb7..94a0a294c6a1 100644 --- a/net/ipv6/sysctl_net_ipv6.c +++ b/net/ipv6/sysctl_net_ipv6.c @@ -23,7 +23,6 @@ #endif #include -static int three = 3; static int flowlabel_reflect_max = 0x7; static int auto_flowlabels_max = IP6_AUTO_FLOW_LABEL_MAX; static u32 rt6_multipath_hash_fields_all_mask = @@ -171,7 +170,7 @@ static struct ctl_table ipv6_table_template[] = { .mode = 0644, .proc_handler = proc_rt6_multipath_hash_policy, .extra1 = SYSCTL_ZERO, - .extra2 = &three, + .extra2 = SYSCTL_THREE, }, { .procname = "fib_multipath_hash_fields", diff --git a/net/netfilter/ipvs/ip_vs_ctl.c b/net/netfilter/ipvs/ip_vs_ctl.c index 7f645328b47f..efab2b06d373 100644 --- a/net/netfilter/ipvs/ip_vs_ctl.c +++ b/net/netfilter/ipvs/ip_vs_ctl.c @@ -1767,8 +1767,6 @@ static int ip_vs_zero_all(struct netns_ipvs *ipvs) #ifdef CONFIG_SYSCTL -static int three = 3; 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Sat, 30 Apr 2022 20:56:24 -0700 (PDT) From: xiangxia.m.yue@gmail.com To: linux-fsdevel@vger.kernel.org, netdev@vger.kernel.org Cc: Tonghao Zhang , Luis Chamberlain , Kees Cook , Iurii Zaikin , "David S. Miller" , Jakub Kicinski , Paolo Abeni , Hideaki YOSHIFUJI , David Ahern , Simon Horman , Julian Anastasov , Pablo Neira Ayuso , Jozsef Kadlecsik , Florian Westphal , Shuah Khan , Andrew Morton , Alexei Starovoitov , Eric Dumazet , Lorenz Bauer , Akhmat Karakotov Subject: [PATCH v5 3/3] selftests/sysctl: add sysctl macro test Date: Sun, 1 May 2022 11:55:24 +0800 Message-Id: <20220501035524.91205-4-xiangxia.m.yue@gmail.com> X-Mailer: git-send-email 2.30.1 (Apple Git-130) In-Reply-To: <20220501035524.91205-1-xiangxia.m.yue@gmail.com> References: <20220501035524.91205-1-xiangxia.m.yue@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org From: Tonghao Zhang Cc: Luis Chamberlain Cc: Kees Cook Cc: Iurii Zaikin Cc: "David S. Miller" Cc: Jakub Kicinski Cc: Paolo Abeni Cc: Hideaki YOSHIFUJI Cc: David Ahern Cc: Simon Horman Cc: Julian Anastasov Cc: Pablo Neira Ayuso Cc: Jozsef Kadlecsik Cc: Florian Westphal Cc: Shuah Khan Cc: Andrew Morton Cc: Alexei Starovoitov Cc: Eric Dumazet Cc: Lorenz Bauer Cc: Akhmat Karakotov Signed-off-by: Tonghao Zhang --- lib/test_sysctl.c | 32 ++++++++++++++++++++++++ tools/testing/selftests/sysctl/sysctl.sh | 23 +++++++++++++++++ 2 files changed, 55 insertions(+) diff --git a/lib/test_sysctl.c b/lib/test_sysctl.c index a5a3d6c27e1f..9a564971f539 100644 --- a/lib/test_sysctl.c +++ b/lib/test_sysctl.c @@ -38,6 +38,7 @@ static int i_zero; static int i_one_hundred = 100; +static int match_int_ok = 1; struct test_sysctl_data { int int_0001; @@ -95,6 +96,13 @@ static struct ctl_table test_table[] = { .mode = 0644, .proc_handler = proc_dointvec, }, + { + .procname = "match_int", + .data = &match_int_ok, + .maxlen = sizeof(match_int_ok), + .mode = 0444, + .proc_handler = proc_dointvec, + }, { .procname = "boot_int", .data = &test_data.boot_int, @@ -132,6 +140,30 @@ static struct ctl_table_header *test_sysctl_header; static int __init test_sysctl_init(void) { + int i; + + struct { + int defined; + int wanted; + } match_int[] = { + {.defined = *(int *)SYSCTL_ZERO, .wanted = 0}, + {.defined = *(int *)SYSCTL_ONE, .wanted = 1}, + {.defined = *(int *)SYSCTL_TWO, .wanted = 2}, + {.defined = *(int *)SYSCTL_THREE, .wanted = 3}, + {.defined = *(int *)SYSCTL_FOUR, .wanted = 4}, + {.defined = *(int *)SYSCTL_ONE_HUNDRED, .wanted = 100}, + {.defined = *(int *)SYSCTL_TWO_HUNDRED, .wanted = 200}, + {.defined = *(int *)SYSCTL_ONE_THOUSAND, .wanted = 1000}, + {.defined = *(int *)SYSCTL_THREE_THOUSAND, .wanted = 3000}, + {.defined = *(int *)SYSCTL_INT_MAX, .wanted = INT_MAX}, + {.defined = *(int *)SYSCTL_MAXOLDUID, .wanted = 65535}, + {.defined = *(int *)SYSCTL_NEG_ONE, .wanted = -1}, + }; + + for (i = 0; i < ARRAY_SIZE(match_int); i++) + if (match_int[i].defined != match_int[i].wanted) + match_int_ok = 0; + test_data.bitmap_0001 = kzalloc(SYSCTL_TEST_BITMAP_SIZE/8, GFP_KERNEL); if (!test_data.bitmap_0001) return -ENOMEM; diff --git a/tools/testing/selftests/sysctl/sysctl.sh b/tools/testing/selftests/sysctl/sysctl.sh index 19515dcb7d04..f50778a3d744 100755 --- a/tools/testing/selftests/sysctl/sysctl.sh +++ b/tools/testing/selftests/sysctl/sysctl.sh @@ -40,6 +40,7 @@ ALL_TESTS="$ALL_TESTS 0004:1:1:uint_0001" ALL_TESTS="$ALL_TESTS 0005:3:1:int_0003" ALL_TESTS="$ALL_TESTS 0006:50:1:bitmap_0001" ALL_TESTS="$ALL_TESTS 0007:1:1:boot_int" +ALL_TESTS="$ALL_TESTS 0008:1:1:match_int" function allow_user_defaults() { @@ -785,6 +786,27 @@ sysctl_test_0007() return $ksft_skip } +sysctl_test_0008() +{ + TARGET="${SYSCTL}/match_int" + if [ ! -f $TARGET ]; then + echo "Skipping test for $TARGET as it is not present ..." + return $ksft_skip + fi + + echo -n "Testing if $TARGET is matched in kernel" + ORIG_VALUE=$(cat "${TARGET}") + + if [ $ORIG_VALUE -ne 1 ]; then + echo "TEST FAILED" + rc=1 + test_rc + fi + + echo "ok" + return 0 +} + list_tests() { echo "Test ID list:" @@ -800,6 +822,7 @@ list_tests() echo "0005 x $(get_test_count 0005) - tests proc_douintvec() array" echo "0006 x $(get_test_count 0006) - tests proc_do_large_bitmap()" echo "0007 x $(get_test_count 0007) - tests setting sysctl from kernel boot param" + echo "0008 x $(get_test_count 0008) - tests sysctl macro values match" } usage()