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Commit df173bda authored by stephen hemminger's avatar stephen hemminger Committed by David S. Miller
Browse files

netem: define NETEM_DIST_MAX 



Rather than magic constant in code, expose the maximum size of
packet distribution table in API. In iproute2, q_netem defines
MAX_DIST as 16K already.

Signed-off-by: default avatarStephen Hemminger <shemminger@vyatta.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 6373a9a2

include/linux/pkt_sched.h

+1 −0
Original line number Diff line number Diff line
@@ -495,6 +495,7 @@ struct tc_netem_corrupt { 
};



#define NETEM_DIST_SCALE	8192

#define NETEM_DIST_MAX		16384



/* DRR */

net/sched/sch_netem.c

+1 −1
Original line number Diff line number Diff line
@@ -332,7 +332,7 @@ static int get_dist_table(struct Qdisc *sch, const struct nlattr *attr) 
	int i;

	size_t s;



	if (n > 65536)

	if (n > NETEM_DIST_MAX)

		return -EINVAL;



	s = sizeof(struct disttable) + n * sizeof(s16);