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{
    "id": 830986,
    "url": "http://patchwork.ozlabs.org/api/1.2/patches/830986/?format=api",
    "web_url": "http://patchwork.ozlabs.org/project/netdev/patch/20171026233526.6155-7-edumazet@google.com/",
    "project": {
        "id": 7,
        "url": "http://patchwork.ozlabs.org/api/1.2/projects/7/?format=api",
        "name": "Linux network development",
        "link_name": "netdev",
        "list_id": "netdev.vger.kernel.org",
        "list_email": "netdev@vger.kernel.org",
        "web_url": null,
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    "msgid": "<20171026233526.6155-7-edumazet@google.com>",
    "list_archive_url": null,
    "date": "2017-10-26T23:35:17",
    "name": "[net-next,06/15] tcp: Namespace-ify sysctl_tcp_stdurg",
    "commit_ref": null,
    "pull_url": null,
    "state": "changes-requested",
    "archived": true,
    "hash": "97907cc3db629ef6bb2eee7d02642b7babf114e7",
    "submitter": {
        "id": 13357,
        "url": "http://patchwork.ozlabs.org/api/1.2/people/13357/?format=api",
        "name": "Eric Dumazet",
        "email": "edumazet@google.com"
    },
    "delegate": {
        "id": 34,
        "url": "http://patchwork.ozlabs.org/api/1.2/users/34/?format=api",
        "username": "davem",
        "first_name": "David",
        "last_name": "Miller",
        "email": "davem@davemloft.net"
    },
    "mbox": "http://patchwork.ozlabs.org/project/netdev/patch/20171026233526.6155-7-edumazet@google.com/mbox/",
    "series": [
        {
            "id": 10461,
            "url": "http://patchwork.ozlabs.org/api/1.2/series/10461/?format=api",
            "web_url": "http://patchwork.ozlabs.org/project/netdev/list/?series=10461",
            "date": "2017-10-26T23:35:11",
            "name": "tcp: move 14 sysctls to namespaces",
            "version": 1,
            "mbox": "http://patchwork.ozlabs.org/series/10461/mbox/"
        }
    ],
    "comments": "http://patchwork.ozlabs.org/api/patches/830986/comments/",
    "check": "pending",
    "checks": "http://patchwork.ozlabs.org/api/patches/830986/checks/",
    "tags": {},
    "related": [],
    "headers": {
        "Return-Path": "<netdev-owner@vger.kernel.org>",
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        ],
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        "X-Received": "by 10.98.87.74 with SMTP id l71mr6935515pfb.204.1509060946403;\n\tThu, 26 Oct 2017 16:35:46 -0700 (PDT)",
        "From": "Eric Dumazet <edumazet@google.com>",
        "To": "\"David S . Miller\" <davem@davemloft.net>",
        "Cc": "netdev <netdev@vger.kernel.org>, Eric Dumazet <edumazet@google.com>,\n\tEric Dumazet <eric.dumazet@gmail.com>",
        "Subject": "[PATCH net-next 06/15] tcp: Namespace-ify sysctl_tcp_stdurg",
        "Date": "Thu, 26 Oct 2017 16:35:17 -0700",
        "Message-Id": "<20171026233526.6155-7-edumazet@google.com>",
        "X-Mailer": "git-send-email 2.15.0.rc2.357.g7e34df9404-goog",
        "In-Reply-To": "<20171026233526.6155-1-edumazet@google.com>",
        "References": "<20171026233526.6155-1-edumazet@google.com>",
        "Sender": "netdev-owner@vger.kernel.org",
        "Precedence": "bulk",
        "List-ID": "<netdev.vger.kernel.org>",
        "X-Mailing-List": "netdev@vger.kernel.org"
    },
    "content": "Signed-off-by: Eric Dumazet <edumazet@google.com>\n---\n include/net/netns/ipv4.h   |  1 +\n include/net/tcp.h          |  1 -\n net/ipv4/sysctl_net_ipv4.c | 14 +++++++-------\n net/ipv4/tcp_input.c       |  3 +--\n 4 files changed, 9 insertions(+), 10 deletions(-)",
    "diff": "diff --git a/include/net/netns/ipv4.h b/include/net/netns/ipv4.h\nindex b28c172b10e497f235b51aae0fc2d3bbf7cc51f3..ffa2cf3dc747ca9443df3927dc7928c18357f872 100644\n--- a/include/net/netns/ipv4.h\n+++ b/include/net/netns/ipv4.h\n@@ -133,6 +133,7 @@ struct netns_ipv4 {\n \tint sysctl_tcp_thin_linear_timeouts;\n \tint sysctl_tcp_slow_start_after_idle;\n \tint sysctl_tcp_retrans_collapse;\n+\tint sysctl_tcp_stdurg;\n \tstruct inet_timewait_death_row tcp_death_row;\n \tint sysctl_max_syn_backlog;\n \tint sysctl_tcp_fastopen;\ndiff --git a/include/net/tcp.h b/include/net/tcp.h\nindex 085848e4de38058bb09f025387c713ade32b263e..0cf9de8506916c67369ce78833207ba648f34a10 100644\n--- a/include/net/tcp.h\n+++ b/include/net/tcp.h\n@@ -240,7 +240,6 @@ void tcp_time_wait(struct sock *sk, int state, int timeo);\n \n \n /* sysctl variables for tcp */\n-extern int sysctl_tcp_stdurg;\n extern int sysctl_tcp_rfc1337;\n extern int sysctl_tcp_abort_on_overflow;\n extern int sysctl_tcp_max_orphans;\ndiff --git a/net/ipv4/sysctl_net_ipv4.c b/net/ipv4/sysctl_net_ipv4.c\nindex 533b92ad39dd0cada542028fe2f276d9eebcd2c8..a34bb75815c15afc077ba7ff36939b5abc9229f6 100644\n--- a/net/ipv4/sysctl_net_ipv4.c\n+++ b/net/ipv4/sysctl_net_ipv4.c\n@@ -400,13 +400,6 @@ static struct ctl_table ipv4_table[] = {\n \t\t.mode\t\t= 0644,\n \t\t.proc_handler\t= proc_dointvec\n \t},\n-\t{\n-\t\t.procname\t= \"tcp_stdurg\",\n-\t\t.data\t\t= &sysctl_tcp_stdurg,\n-\t\t.maxlen\t\t= sizeof(int),\n-\t\t.mode\t\t= 0644,\n-\t\t.proc_handler\t= proc_dointvec\n-\t},\n \t{\n \t\t.procname\t= \"tcp_rfc1337\",\n \t\t.data\t\t= &sysctl_tcp_rfc1337,\n@@ -1145,6 +1138,13 @@ static struct ctl_table ipv4_net_table[] = {\n \t\t.mode\t\t= 0644,\n \t\t.proc_handler\t= proc_dointvec\n \t},\n+\t{\n+\t\t.procname\t= \"tcp_stdurg\",\n+\t\t.data\t\t= &init_net.ipv4.sysctl_tcp_stdurg,\n+\t\t.maxlen\t\t= sizeof(int),\n+\t\t.mode\t\t= 0644,\n+\t\t.proc_handler\t= proc_dointvec\n+\t},\n \t{ }\n };\n \ndiff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c\nindex 2cc56fd57b751dd6b457c15067aa9309683a04a8..6c3655b538f6b2315af7dc611acc574f7489bde6 100644\n--- a/net/ipv4/tcp_input.c\n+++ b/net/ipv4/tcp_input.c\n@@ -87,7 +87,6 @@ EXPORT_SYMBOL(sysctl_tcp_adv_win_scale);\n /* rfc5961 challenge ack rate limiting */\n int sysctl_tcp_challenge_ack_limit = 1000;\n \n-int sysctl_tcp_stdurg __read_mostly;\n int sysctl_tcp_rfc1337 __read_mostly;\n int sysctl_tcp_max_orphans __read_mostly = NR_FILE;\n int sysctl_tcp_frto __read_mostly = 2;\n@@ -5103,7 +5102,7 @@ static void tcp_check_urg(struct sock *sk, const struct tcphdr *th)\n \tstruct tcp_sock *tp = tcp_sk(sk);\n \tu32 ptr = ntohs(th->urg_ptr);\n \n-\tif (ptr && !sysctl_tcp_stdurg)\n+\tif (ptr && !sock_net(sk)->ipv4.sysctl_tcp_stdurg)\n \t\tptr--;\n \tptr += ntohl(th->seq);\n \n",
    "prefixes": [
        "net-next",
        "06/15"
    ]
}