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authorPetr Machata <petrm@mellanox.com>2019-12-18 17:55:08 +0300
committerDavid S. Miller <davem@davemloft.net>2019-12-19 00:32:29 +0300
commit9586a992fb752b14ac18fc86fe086b0e3372fff4 (patch)
treec6f7f0df5031cb537813299305a91b4de064f0e3 /include/net/pkt_cls.h
parentcbd22f172df782d6b2150044d0ff2051bad2a00f (diff)
downloadlinux-9586a992fb752b14ac18fc86fe086b0e3372fff4.tar.xz
net: pkt_cls: Clarify a comment
The bit about negating HW backlog left me scratching my head. Clarify the comment. Signed-off-by: Petr Machata <petrm@mellanox.com> Reviewed-by: Ido Schimmel <idosch@mellanox.com> Acked-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/pkt_cls.h')
-rw-r--r--include/net/pkt_cls.h5
1 files changed, 2 insertions, 3 deletions
diff --git a/include/net/pkt_cls.h b/include/net/pkt_cls.h
index e553fc80eb23..a7c5d492bc04 100644
--- a/include/net/pkt_cls.h
+++ b/include/net/pkt_cls.h
@@ -791,9 +791,8 @@ enum tc_prio_command {
struct tc_prio_qopt_offload_params {
int bands;
u8 priomap[TC_PRIO_MAX + 1];
- /* In case that a prio qdisc is offloaded and now is changed to a
- * non-offloadedable config, it needs to update the backlog & qlen
- * values to negate the HW backlog & qlen values (and only them).
+ /* At the point of un-offloading the Qdisc, the reported backlog and
+ * qlen need to be reduced by the portion that is in HW.
*/
struct gnet_stats_queue *qstats;
};