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Searched refs:beta (Results 1 - 25 of 43) sorted by relevance

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/kernel/linux/linux-6.6/tools/testing/selftests/net/
H A Dioam6.sh11 # and INPUT tests only use a two-node topology (alpha and beta), while GLOBAL
12 # tests use the entire three-node topology (alpha, beta, gamma). Each test is
269 ip netns del ioam-node-beta || true
281 ip netns add ioam-node-beta
285 peer name ioam-veth-betaL netns ioam-node-beta
286 ip link add name ioam-veth-betaR netns ioam-node-beta type veth \
290 ip -netns ioam-node-beta link set ioam-veth-betaL name veth0
291 ip -netns ioam-node-beta link set ioam-veth-betaR name veth1
301 ip -netns ioam-node-beta addr add db01::1/64 dev veth0
302 ip -netns ioam-node-beta add
[all...]
/kernel/linux/linux-5.10/net/ipv4/
H A Dtcp_htcp.c28 u8 beta; /* Fixed point arith, << 7 */ member
155 ca->beta = BETA_MIN; in htcp_beta_update()
162 ca->beta = (minRTT << 7) / maxRTT; in htcp_beta_update()
163 if (ca->beta < BETA_MIN) in htcp_beta_update()
164 ca->beta = BETA_MIN; in htcp_beta_update()
165 else if (ca->beta > BETA_MAX) in htcp_beta_update()
166 ca->beta = BETA_MAX; in htcp_beta_update()
168 ca->beta = BETA_MIN; in htcp_beta_update()
194 ca->alpha = 2 * factor * ((1 << 7) - ca->beta); in htcp_alpha_update()
200 * After we have the rtt data to calculate beta, w
[all...]
H A Dtcp_illinois.c51 u32 beta; /* Muliplicative decrease */ member
74 ca->beta = BETA_BASE; in tcp_illinois_init()
188 * If delay is small (10% of max) then beta = 1/8
189 * If delay is up to 80% of max then beta = 1/2
192 static u32 beta(u32 da, u32 dm) in beta() function
221 /* Update alpha and beta values once per RTT */
229 ca->beta = BETA_BASE; in update_params()
235 ca->beta = beta(da, dm); in update_params()
250 ca->beta in tcp_illinois_state()
[all...]
H A Dtcp_bic.c21 #define BICTCP_BETA_SCALE 1024 /* Scale factor beta calculation
22 * max_cwnd = snd_cwnd * beta
32 static int beta = 819; /* = 819/1024 (BICTCP_BETA_SCALE) */ variable
42 module_param(beta, int, 0644);
43 MODULE_PARM_DESC(beta, "beta for multiplicative increase");
170 ca->last_max_cwnd = (tp->snd_cwnd * (BICTCP_BETA_SCALE + beta)) in bictcp_recalc_ssthresh()
178 return max((tp->snd_cwnd * beta) / BICTCP_BETA_SCALE, 2U); in bictcp_recalc_ssthresh()
H A Dtcp_vegas.c45 static int beta = 4; variable
50 module_param(beta, int, 0644);
51 MODULE_PARM_DESC(beta, "upper bound of packets in network");
253 if (diff > beta) { in tcp_vegas_cong_avoid()
H A Dtcp_cubic.c32 #define BICTCP_BETA_SCALE 1024 /* Scale factor beta calculation
33 * max_cwnd = snd_cwnd * beta
48 static int beta __read_mostly = 717; /* = 717/1024 (BICTCP_BETA_SCALE) */
65 module_param(beta, int, 0644);
66 MODULE_PARM_DESC(beta, "beta for multiplicative increase");
357 ca->last_max_cwnd = (tp->snd_cwnd * (BICTCP_BETA_SCALE + beta)) in bictcp_recalc_ssthresh()
362 return max((tp->snd_cwnd * beta) / BICTCP_BETA_SCALE, 2U); in bictcp_recalc_ssthresh()
503 beta_scale = 8*(BICTCP_BETA_SCALE+beta) / 3 in cubictcp_register()
504 / (BICTCP_BETA_SCALE - beta); in cubictcp_register()
[all...]
H A Dtcp_veno.c24 static const int beta = 3 << V_PARAM_SHIFT; variable
163 if (veno->diff < beta) { in tcp_veno_cong_avoid()
200 if (veno->diff < beta) in tcp_veno_ssthresh()
/kernel/linux/linux-6.6/net/ipv4/
H A Dtcp_htcp.c28 u8 beta; /* Fixed point arith, << 7 */ member
155 ca->beta = BETA_MIN; in htcp_beta_update()
162 ca->beta = (minRTT << 7) / maxRTT; in htcp_beta_update()
163 if (ca->beta < BETA_MIN) in htcp_beta_update()
164 ca->beta = BETA_MIN; in htcp_beta_update()
165 else if (ca->beta > BETA_MAX) in htcp_beta_update()
166 ca->beta = BETA_MAX; in htcp_beta_update()
168 ca->beta = BETA_MIN; in htcp_beta_update()
194 ca->alpha = 2 * factor * ((1 << 7) - ca->beta); in htcp_alpha_update()
200 * After we have the rtt data to calculate beta, w
[all...]
H A Dtcp_illinois.c51 u32 beta; /* Muliplicative decrease */ member
74 ca->beta = BETA_BASE; in tcp_illinois_init()
188 * If delay is small (10% of max) then beta = 1/8
189 * If delay is up to 80% of max then beta = 1/2
192 static u32 beta(u32 da, u32 dm) in beta() function
221 /* Update alpha and beta values once per RTT */
229 ca->beta = BETA_BASE; in update_params()
235 ca->beta = beta(da, dm); in update_params()
250 ca->beta in tcp_illinois_state()
[all...]
H A Dtcp_bic.c21 #define BICTCP_BETA_SCALE 1024 /* Scale factor beta calculation
22 * max_cwnd = snd_cwnd * beta
32 static int beta = 819; /* = 819/1024 (BICTCP_BETA_SCALE) */ variable
42 module_param(beta, int, 0644);
43 MODULE_PARM_DESC(beta, "beta for multiplicative increase");
170 ca->last_max_cwnd = (tcp_snd_cwnd(tp) * (BICTCP_BETA_SCALE + beta)) in bictcp_recalc_ssthresh()
178 return max((tcp_snd_cwnd(tp) * beta) / BICTCP_BETA_SCALE, 2U); in bictcp_recalc_ssthresh()
H A Dtcp_vegas.c45 static int beta = 4; variable
50 module_param(beta, int, 0644);
51 MODULE_PARM_DESC(beta, "upper bound of packets in network");
254 if (diff > beta) { in tcp_vegas_cong_avoid()
H A Dtcp_cubic.c34 #define BICTCP_BETA_SCALE 1024 /* Scale factor beta calculation
35 * max_cwnd = snd_cwnd * beta
50 static int beta __read_mostly = 717; /* = 717/1024 (BICTCP_BETA_SCALE) */
67 module_param(beta, int, 0644);
68 MODULE_PARM_DESC(beta, "beta for multiplicative increase");
350 ca->last_max_cwnd = (tcp_snd_cwnd(tp) * (BICTCP_BETA_SCALE + beta)) in cubictcp_recalc_ssthresh()
355 return max((tcp_snd_cwnd(tp) * beta) / BICTCP_BETA_SCALE, 2U); in cubictcp_recalc_ssthresh()
516 beta_scale = 8*(BICTCP_BETA_SCALE+beta) / 3 in cubictcp_register()
517 / (BICTCP_BETA_SCALE - beta); in cubictcp_register()
[all...]
H A Dtcp_veno.c24 static const int beta = 3 << V_PARAM_SHIFT; variable
163 if (veno->diff < beta) { in tcp_veno_cong_avoid()
200 if (veno->diff < beta) in tcp_veno_ssthresh()
/kernel/linux/linux-5.10/kernel/bpf/
H A Dtnum.c76 u64 dv, alpha, beta, chi, mu; in tnum_sub() local
80 beta = dv - b.mask; in tnum_sub()
81 chi = alpha ^ beta; in tnum_sub()
88 u64 alpha, beta, v; in tnum_and() local
91 beta = b.value | b.mask; in tnum_and()
93 return TNUM(v, alpha & beta & ~v); in tnum_and()
/kernel/linux/linux-6.6/kernel/bpf/
H A Dtnum.c76 u64 dv, alpha, beta, chi, mu; in tnum_sub() local
80 beta = dv - b.mask; in tnum_sub()
81 chi = alpha ^ beta; in tnum_sub()
88 u64 alpha, beta, v; in tnum_and() local
91 beta = b.value | b.mask; in tnum_and()
93 return TNUM(v, alpha & beta & ~v); in tnum_and()
/kernel/linux/linux-5.10/net/sched/
H A Dsch_pie.c181 q->params.beta = nla_get_u32(tb[TCA_PIE_BETA]); in pie_change()
307 u64 alpha, beta; in pie_calculate_probability() local
330 /* In the algorithm, alpha and beta are between 0 and 2 with typical in pie_calculate_probability()
332 * passed from user space to represent this. Also, alpha and beta have in pie_calculate_probability()
334 * probability. alpha/beta are updated locally below by scaling down in pie_calculate_probability()
338 beta = ((u64)params->beta * (MAX_PROB / PSCHED_TICKS_PER_SEC)) >> 4; in pie_calculate_probability()
340 /* We scale alpha and beta differently depending on how heavy the in pie_calculate_probability()
345 beta >>= 1; in pie_calculate_probability()
351 beta >> in pie_calculate_probability()
[all...]
/kernel/linux/linux-6.6/net/sched/
H A Dsch_pie.c178 q->params.beta = nla_get_u32(tb[TCA_PIE_BETA]); in pie_change()
304 u64 alpha, beta; in pie_calculate_probability() local
327 /* In the algorithm, alpha and beta are between 0 and 2 with typical in pie_calculate_probability()
329 * passed from user space to represent this. Also, alpha and beta have in pie_calculate_probability()
331 * probability. alpha/beta are updated locally below by scaling down in pie_calculate_probability()
335 beta = ((u64)params->beta * (MAX_PROB / PSCHED_TICKS_PER_SEC)) >> 4; in pie_calculate_probability()
337 /* We scale alpha and beta differently depending on how heavy the in pie_calculate_probability()
342 beta >>= 1; in pie_calculate_probability()
348 beta >> in pie_calculate_probability()
[all...]
/kernel/linux/linux-5.10/tools/testing/selftests/bpf/progs/
H A Dbpf_cubic.c26 #define BICTCP_BETA_SCALE 1024 /* Scale factor beta calculation
27 * max_cwnd = snd_cwnd * beta
42 static const int beta = 717; /* = 717/1024 (BICTCP_BETA_SCALE) */ variable
53 static const __u32 beta_scale = 8*(BICTCP_BETA_SCALE+beta) / 3
54 / (BICTCP_BETA_SCALE - beta);
415 ca->last_max_cwnd = (tp->snd_cwnd * (BICTCP_BETA_SCALE + beta)) in BPF_STRUCT_OPS()
420 return max((tp->snd_cwnd * beta) / BICTCP_BETA_SCALE, 2U); in BPF_STRUCT_OPS()
/kernel/linux/linux-6.6/tools/testing/selftests/bpf/progs/
H A Dbpf_cubic.c26 #define BICTCP_BETA_SCALE 1024 /* Scale factor beta calculation
27 * max_cwnd = snd_cwnd * beta
42 static const int beta = 717; /* = 717/1024 (BICTCP_BETA_SCALE) */ variable
53 static const __u32 beta_scale = 8*(BICTCP_BETA_SCALE+beta) / 3
54 / (BICTCP_BETA_SCALE - beta);
409 ca->last_max_cwnd = (tp->snd_cwnd * (BICTCP_BETA_SCALE + beta)) in BPF_STRUCT_OPS()
414 return max((tp->snd_cwnd * beta) / BICTCP_BETA_SCALE, 2U); in BPF_STRUCT_OPS()
/kernel/linux/linux-5.10/include/net/
H A Dpie.h23 * @beta: parameter to control drop probability
33 u32 beta; member
95 params->beta = 20; in pie_params_init()
/kernel/linux/linux-6.6/include/net/
H A Dpie.h23 * @beta: parameter to control drop probability
33 u32 beta; member
95 params->beta = 20; in pie_params_init()
/kernel/linux/linux-5.10/drivers/net/wireless/ath/ath9k/
H A Dar9003_paprd.c432 int Q_scale_B, Q_beta, Q_alpha, alpha, beta, order_1, order_2; in create_pa_curve() local
637 beta = (beta_raw << 10) / scale_B; in create_pa_curve()
647 y5 = ((beta * tmp) >> 6) >> order1_5x; in create_pa_curve()
690 beta = (beta_raw << 10) / scale_B; in create_pa_curve()
706 if (beta > 0) in create_pa_curve()
707 y5 = (((beta * tmp - 64) >> 6) - in create_pa_curve()
710 y5 = ((((beta * tmp - 64) >> 6) + in create_pa_curve()
719 if (beta > 0) in create_pa_curve()
/kernel/linux/linux-6.6/drivers/net/wireless/ath/ath9k/
H A Dar9003_paprd.c432 int Q_scale_B, Q_beta, Q_alpha, alpha, beta, order_1, order_2; in create_pa_curve() local
637 beta = (beta_raw << 10) / scale_B; in create_pa_curve()
647 y5 = ((beta * tmp) >> 6) >> order1_5x; in create_pa_curve()
690 beta = (beta_raw << 10) / scale_B; in create_pa_curve()
706 if (beta > 0) in create_pa_curve()
707 y5 = (((beta * tmp - 64) >> 6) - in create_pa_curve()
710 y5 = ((((beta * tmp - 64) >> 6) + in create_pa_curve()
719 if (beta > 0) in create_pa_curve()
/kernel/linux/linux-5.10/drivers/gpu/drm/nouveau/nvkm/engine/gr/
H A Dctxgf117.c249 const u32 beta = grctx->attrib_nr; in gf117_grctx_generate_attrib() local
261 mmio_wr32(info, 0x405830, (beta << 16) | alpha); in gf117_grctx_generate_attrib()
267 const u32 b = beta * gr->ppc_tpc_nr[gpc][ppc]; in gf117_grctx_generate_attrib()
/kernel/linux/linux-6.6/drivers/gpu/drm/nouveau/nvkm/engine/gr/
H A Dctxgf117.c249 const u32 beta = grctx->attrib_nr; in gf117_grctx_generate_attrib() local
256 gf100_grctx_patch_wr32(chan, 0x405830, (beta << 16) | alpha); in gf117_grctx_generate_attrib()
262 const u32 b = beta * gr->ppc_tpc_nr[gpc][ppc]; in gf117_grctx_generate_attrib()

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