Re: [dpdk-dev] [PATCH 3/6] eal: improve entropy for initial PRNG seed

2019-05-14 Thread Mattias Rönnblom
On 2019-05-14 11:39, Bruce Richardson wrote: On Tue, May 14, 2019 at 11:36:49AM +0200, Mattias Rönnblom wrote: On 2019-05-14 11:20, Mattias Rönnblom wrote: Replace the use of rte_get_timer_cycles() with getentropy() for seeding the pseudo-random number generator. getentropy() provides a more tr

Re: [dpdk-dev] [PATCH 3/6] eal: improve entropy for initial PRNG seed

2019-05-14 Thread Bruce Richardson
On Tue, May 14, 2019 at 11:36:49AM +0200, Mattias Rönnblom wrote: > On 2019-05-14 11:20, Mattias Rönnblom wrote: > > Replace the use of rte_get_timer_cycles() with getentropy() for > > seeding the pseudo-random number generator. getentropy() provides a > > more truly random value. > > > > getentr

Re: [dpdk-dev] [PATCH 3/6] eal: improve entropy for initial PRNG seed

2019-05-14 Thread Bruce Richardson
On Tue, May 14, 2019 at 11:20:43AM +0200, Mattias Rönnblom wrote: > Replace the use of rte_get_timer_cycles() with getentropy() for > seeding the pseudo-random number generator. getentropy() provides a > more truly random value. > > Suggested-by: Stephen Hemminger > Signed-off-by: Mattias Rönnblo

Re: [dpdk-dev] [PATCH 3/6] eal: improve entropy for initial PRNG seed

2019-05-14 Thread Mattias Rönnblom
On 2019-05-14 11:20, Mattias Rönnblom wrote: Replace the use of rte_get_timer_cycles() with getentropy() for seeding the pseudo-random number generator. getentropy() provides a more truly random value. getentropy() doens't exist in libc versions earler than 2.25, and it also (like Stephen men

[dpdk-dev] [PATCH 3/6] eal: improve entropy for initial PRNG seed

2019-05-14 Thread Mattias Rönnblom
Replace the use of rte_get_timer_cycles() with getentropy() for seeding the pseudo-random number generator. getentropy() provides a more truly random value. Suggested-by: Stephen Hemminger Signed-off-by: Mattias Rönnblom --- lib/librte_eal/common/rte_random.c | 12 +++- 1 file changed,