On Sun, 12 Apr 2020 16:27:53 +0800
xiangxia.m....@gmail.com wrote:
> From: Tonghao Zhang <xiangxia.m....@gmail.com>
>
> When rte_rand_init is invoked, and the kernel
> (kernel version < 3.17) running dpdk does't support
> *getentropy, at the same time, the cpu does't support
> rdseed, the rte_rand_init will invoke rte_get_timer_cycles
> which function will invoke rte_get_hpet_cycles
> (RTE_LIBEAL_USE_HPET was enabled) while *eal_hpet is not
> allocated.
>
> Fixes: faf8fd252785 ("eal: improve entropy for initial PRNG seed")
> Fixes: 3f002f069612 ("eal: replace libc-based random generation with LFSR")
>
> Cc: sta...@dpdk.org
>
> Signed-off-by: Tonghao Zhang <xiangxia.m....@gmail.com>
Are you sure this patch won't change current default to use HPET (which is
slower)?
Before this patch users would get TSC as default.
