Loading kernel/sched.c +7 −0 Original line number Diff line number Diff line Loading @@ -748,6 +748,13 @@ static const int prio_to_weight[40] = { /* 10 */ 110, 87, 70, 56, 45, 36, 29, 23, 18, 15, }; /* * Inverse (2^32/x) values of the prio_to_weight[] array, precalculated. * * In cases where the weight does not change often, we can use the * precalculated inverse to speed up arithmetics by turning divisions * into multiplications: */ static const u32 prio_to_wmult[40] = { 48356, 60446, 75558, 94446, 118058, 147573, 184467, 230589, 288233, 360285, 450347, Loading Loading
kernel/sched.c +7 −0 Original line number Diff line number Diff line Loading @@ -748,6 +748,13 @@ static const int prio_to_weight[40] = { /* 10 */ 110, 87, 70, 56, 45, 36, 29, 23, 18, 15, }; /* * Inverse (2^32/x) values of the prio_to_weight[] array, precalculated. * * In cases where the weight does not change often, we can use the * precalculated inverse to speed up arithmetics by turning divisions * into multiplications: */ static const u32 prio_to_wmult[40] = { 48356, 60446, 75558, 94446, 118058, 147573, 184467, 230589, 288233, 360285, 450347, Loading
Ingo Molnar <mingo@elte.hu>Ingo Molnar <mingo@elte.hu>