diff options
Diffstat (limited to 'target/linux/generic/backport-4.19/393-v5.5-sch_cake-drop-unused-variable-tin_quantum_prio.patch')
| -rw-r--r-- | target/linux/generic/backport-4.19/393-v5.5-sch_cake-drop-unused-variable-tin_quantum_prio.patch | 158 |
1 files changed, 0 insertions, 158 deletions
diff --git a/target/linux/generic/backport-4.19/393-v5.5-sch_cake-drop-unused-variable-tin_quantum_prio.patch b/target/linux/generic/backport-4.19/393-v5.5-sch_cake-drop-unused-variable-tin_quantum_prio.patch deleted file mode 100644 index 023844f5e6..0000000000 --- a/target/linux/generic/backport-4.19/393-v5.5-sch_cake-drop-unused-variable-tin_quantum_prio.patch +++ /dev/null @@ -1,158 +0,0 @@ -From d7e1738f0a0b0573ac93cf570ba3df9dee61b68e Mon Sep 17 00:00:00 2001 -From: Kevin 'ldir' Darbyshire-Bryant <ldir@darbyshire-bryant.me.uk> -Date: Wed, 18 Dec 2019 14:05:13 +0000 -Subject: [PATCH 2/2] sch_cake: drop unused variable tin_quantum_prio -MIME-Version: 1.0 -Content-Type: text/plain; charset=UTF-8 -Content-Transfer-Encoding: 8bit - -Turns out tin_quantum_prio isn't used anymore and is a leftover from a -previous implementation of diffserv tins. Since the variable isn't used -in any calculations it can be eliminated. - -Drop variable and places where it was set. Rename remaining variable -and consolidate naming of intermediate variables that set it. - -Signed-off-by: Kevin Darbyshire-Bryant <ldir@darbyshire-bryant.me.uk> -Acked-by: Toke Høiland-Jørgensen <toke@redhat.com> -Signed-off-by: David S. Miller <davem@davemloft.net> ---- - net/sched/sch_cake.c | 59 ++++++++++++++------------------------------ - 1 file changed, 18 insertions(+), 41 deletions(-) - ---- a/net/sched/sch_cake.c -+++ b/net/sched/sch_cake.c -@@ -173,8 +173,7 @@ struct cake_tin_data { - u64 tin_rate_bps; - u16 tin_rate_shft; - -- u16 tin_quantum_prio; -- u16 tin_quantum_band; -+ u16 tin_quantum; - s32 tin_deficit; - u32 tin_backlog; - u32 tin_dropped; -@@ -1940,7 +1939,7 @@ begin: - while (b->tin_deficit < 0 || - !(b->sparse_flow_count + b->bulk_flow_count)) { - if (b->tin_deficit <= 0) -- b->tin_deficit += b->tin_quantum_band; -+ b->tin_deficit += b->tin_quantum; - if (b->sparse_flow_count + b->bulk_flow_count) - empty = false; - -@@ -2261,8 +2260,7 @@ static int cake_config_besteffort(struct - - cake_set_rate(b, rate, mtu, - us_to_ns(q->target), us_to_ns(q->interval)); -- b->tin_quantum_band = 65535; -- b->tin_quantum_prio = 65535; -+ b->tin_quantum = 65535; - - return 0; - } -@@ -2273,8 +2271,7 @@ static int cake_config_precedence(struct - struct cake_sched_data *q = qdisc_priv(sch); - u32 mtu = psched_mtu(qdisc_dev(sch)); - u64 rate = q->rate_bps; -- u32 quantum1 = 256; -- u32 quantum2 = 256; -+ u32 quantum = 256; - u32 i; - - q->tin_cnt = 8; -@@ -2287,18 +2284,14 @@ static int cake_config_precedence(struct - cake_set_rate(b, rate, mtu, us_to_ns(q->target), - us_to_ns(q->interval)); - -- b->tin_quantum_prio = max_t(u16, 1U, quantum1); -- b->tin_quantum_band = max_t(u16, 1U, quantum2); -+ b->tin_quantum = max_t(u16, 1U, quantum); - - /* calculate next class's parameters */ - rate *= 7; - rate >>= 3; - -- quantum1 *= 3; -- quantum1 >>= 1; -- -- quantum2 *= 7; -- quantum2 >>= 3; -+ quantum *= 7; -+ quantum >>= 3; - } - - return 0; -@@ -2367,8 +2360,7 @@ static int cake_config_diffserv8(struct - struct cake_sched_data *q = qdisc_priv(sch); - u32 mtu = psched_mtu(qdisc_dev(sch)); - u64 rate = q->rate_bps; -- u32 quantum1 = 256; -- u32 quantum2 = 256; -+ u32 quantum = 256; - u32 i; - - q->tin_cnt = 8; -@@ -2384,18 +2376,14 @@ static int cake_config_diffserv8(struct - cake_set_rate(b, rate, mtu, us_to_ns(q->target), - us_to_ns(q->interval)); - -- b->tin_quantum_prio = max_t(u16, 1U, quantum1); -- b->tin_quantum_band = max_t(u16, 1U, quantum2); -+ b->tin_quantum = max_t(u16, 1U, quantum); - - /* calculate next class's parameters */ - rate *= 7; - rate >>= 3; - -- quantum1 *= 3; -- quantum1 >>= 1; -- -- quantum2 *= 7; -- quantum2 >>= 3; -+ quantum *= 7; -+ quantum >>= 3; - } - - return 0; -@@ -2434,17 +2422,11 @@ static int cake_config_diffserv4(struct - cake_set_rate(&q->tins[3], rate >> 2, mtu, - us_to_ns(q->target), us_to_ns(q->interval)); - -- /* priority weights */ -- q->tins[0].tin_quantum_prio = quantum; -- q->tins[1].tin_quantum_prio = quantum >> 4; -- q->tins[2].tin_quantum_prio = quantum << 2; -- q->tins[3].tin_quantum_prio = quantum << 4; -- - /* bandwidth-sharing weights */ -- q->tins[0].tin_quantum_band = quantum; -- q->tins[1].tin_quantum_band = quantum >> 4; -- q->tins[2].tin_quantum_band = quantum >> 1; -- q->tins[3].tin_quantum_band = quantum >> 2; -+ q->tins[0].tin_quantum = quantum; -+ q->tins[1].tin_quantum = quantum >> 4; -+ q->tins[2].tin_quantum = quantum >> 1; -+ q->tins[3].tin_quantum = quantum >> 2; - - return 0; - } -@@ -2475,15 +2457,10 @@ static int cake_config_diffserv3(struct - cake_set_rate(&q->tins[2], rate >> 2, mtu, - us_to_ns(q->target), us_to_ns(q->interval)); - -- /* priority weights */ -- q->tins[0].tin_quantum_prio = quantum; -- q->tins[1].tin_quantum_prio = quantum >> 4; -- q->tins[2].tin_quantum_prio = quantum << 4; -- - /* bandwidth-sharing weights */ -- q->tins[0].tin_quantum_band = quantum; -- q->tins[1].tin_quantum_band = quantum >> 4; -- q->tins[2].tin_quantum_band = quantum >> 2; -+ q->tins[0].tin_quantum = quantum; -+ q->tins[1].tin_quantum = quantum >> 4; -+ q->tins[2].tin_quantum = quantum >> 2; - - return 0; - } |