netdev - [PATCH iproute2 1/2] tbf: support sending burst/mtu to kernel directly

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <1389778932-17404-2-git-send-email-yangyingliang@huawei.com>
Date:	Wed, 15 Jan 2014 17:42:11 +0800
From:	Yang Yingliang <yangyingliang@...wei.com>
To:	<stephen@...workplumber.org>
CC:	<netdev@...r.kernel.org>
Subject: [PATCH iproute2 1/2] tbf: support sending burst/mtu to kernel directly

To avoid loss when transforming burst to buffer in userspace, send
burst/mtu to kernel directly.

Kernel commit 2e04ad424b("sch_tbf: add TBF_BURST/TBF_PBURST attribute")
make it can handle burst/mtu.

Signed-off-by: Yang Yingliang <yangyingliang@...wei.com>
---
 tc/q_tbf.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/tc/q_tbf.c b/tc/q_tbf.c
index 2fbfd3b..f3022b6 100644
--- a/tc/q_tbf.c
+++ b/tc/q_tbf.c
@@ -232,12 +232,14 @@ static int tbf_parse_opt(struct qdisc_util *qu, int argc, char **argv, struct nl
 	tail = NLMSG_TAIL(n);
 	addattr_l(n, 1024, TCA_OPTIONS, NULL, 0);
 	addattr_l(n, 2024, TCA_TBF_PARMS, &opt, sizeof(opt));
+	addattr_l(n, 2124, TCA_TBF_BURST, &buffer, sizeof(buffer));
 	if (rate64 >= (1ULL << 32))
 		addattr_l(n, 2124, TCA_TBF_RATE64, &rate64, sizeof(rate64));
 	addattr_l(n, 3024, TCA_TBF_RTAB, rtab, 1024);
 	if (opt.peakrate.rate) {
 		if (prate64 >= (1ULL << 32))
 			addattr_l(n, 3124, TCA_TBF_PRATE64, &prate64, sizeof(prate64));
+		addattr_l(n, 3224, TCA_TBF_PBURST, &mtu, sizeof(mtu));
 		addattr_l(n, 4096, TCA_TBF_PTAB, ptab, 1024);
 	}
 	tail->rta_len = (void *) NLMSG_TAIL(n) - (void *) tail;
-- 
1.8.0


--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html