X-Git-Url: https://git.kernel.dk/?a=blobdiff_plain;f=lib%2Fzipf.h;h=af2d0e645c1e462df12190d9669bf5ebf18593d9;hb=2c48ab2efb7397b933d5b7e552da8c8245744c10;hp=97a9b32fe6aeedc6b56b87d00545779b7f026d75;hpb=925fee33e47f7eb755ee893e87f0de2bd405a8cc;p=fio.git diff --git a/lib/zipf.h b/lib/zipf.h index 97a9b32f..af2d0e64 100644 --- a/lib/zipf.h +++ b/lib/zipf.h @@ -1,6 +1,7 @@ #ifndef FIO_ZIPF_H #define FIO_ZIPF_H +#include #include "rand.h" struct zipf_state { @@ -10,12 +11,15 @@ struct zipf_state { double zetan; double pareto_pow; struct frand_state rand; + uint64_t rand_off; + bool disable_hash; }; -void zipf_init(struct zipf_state *zs, unsigned long nranges, double theta); +void zipf_init(struct zipf_state *zs, unsigned long nranges, double theta, unsigned int seed); unsigned long long zipf_next(struct zipf_state *zs); -void pareto_init(struct zipf_state *zs, unsigned long nranges, double h); +void pareto_init(struct zipf_state *zs, unsigned long nranges, double h, unsigned int seed); unsigned long long pareto_next(struct zipf_state *zs); +void zipf_disable_hash(struct zipf_state *zs); #endif