Messages in this thread | | | Date | Tue, 24 Apr 2007 21:05:44 -0700 | From | Stephen Hemminger <> | Subject | Re: [PATCH] IPROUTE: Modify tc for new PRIO multiqueue behavior |
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Peter P Waskiewicz Jr wrote: > From: Peter P Waskiewicz Jr <peter.p.waskiewicz.jr@intel.com> > > Modified tc so PRIO can now have a multiqueue parameter passed to it. This > will turn on multiqueue behavior if a device has more than 1 queue. Also, > running tc qdisc ls dev <dev> will display if multiqueue is on or off. > > Signed-off-by: Peter P. Waskiewicz Jr <peter.p.waskiewicz.jr@intel.com> > --- > > include/linux/pkt_sched.h | 1 + > tc/q_prio.c | 9 ++++++--- > 2 files changed, 7 insertions(+), 3 deletions(-) > > diff --git a/include/linux/pkt_sched.h b/include/linux/pkt_sched.h > index d10f353..bab0b9e 100644 > --- a/include/linux/pkt_sched.h > +++ b/include/linux/pkt_sched.h > @@ -99,6 +99,7 @@ struct tc_prio_qopt > { > int bands; /* Number of bands */ > __u8 priomap[TC_PRIO_MAX+1]; /* Map: logical priority -> PRIO band */ > + unsigned short multiqueue; /* 0 for no mq, 1 for mq */ > }; > > /* TBF section */ > diff --git a/tc/q_prio.c b/tc/q_prio.c > index d696e1b..55cb207 100644 > --- a/tc/q_prio.c > +++ b/tc/q_prio.c > @@ -29,7 +29,7 @@ > > static void explain(void) > { > - fprintf(stderr, "Usage: ... prio bands NUMBER priomap P1 P2...\n"); > + fprintf(stderr, "Usage: ... prio [multiqueue] bands NUMBER priomap P1 P2...\n"); > } > > #define usage() return(-1) > @@ -39,7 +39,7 @@ static int prio_parse_opt(struct qdisc_util *qu, int argc, char **argv, struct n > int ok=0; > int pmap_mode = 0; > int idx = 0; > - struct tc_prio_qopt opt={3,{ 1, 2, 2, 2, 1, 2, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1 }}; > + struct tc_prio_qopt opt={3,{ 1, 2, 2, 2, 1, 2, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1 },0}; > > while (argc > 0) { > if (strcmp(*argv, "bands") == 0) { > @@ -57,7 +57,9 @@ static int prio_parse_opt(struct qdisc_util *qu, int argc, char **argv, struct n > return -1; > } > pmap_mode = 1; > - } else if (strcmp(*argv, "help") == 0) { > + } else if (strcmp(*argv, "multiqueue") == 0) > + opt.multiqueue = 1; > + else if (strcmp(*argv, "help") == 0) { > explain(); > return -1; > } else { > @@ -105,6 +107,7 @@ int prio_print_opt(struct qdisc_util *qu, FILE *f, struct rtattr *opt) > if (RTA_PAYLOAD(opt) < sizeof(*qopt)) > return -1; > qopt = RTA_DATA(opt); > + fprintf(f, "multiqueue %s ", qopt->multiqueue ? "on" : "off"); > fprintf(f, "bands %u priomap ", qopt->bands); > for (i=0; i<=TC_PRIO_MAX; i++) > fprintf(f, " %d", qopt->priomap[i]); > > Only if this binary compatiable with older kernels. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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