[dpdk-dev] [PATCH v3] timer: add new rte_rdtsc_precise function

2014-02-26 Thread Thomas Monjalon
19/02/2014 17:46, Didier Pallard: > According to Intel Developer's Manual: > > "The RDTSC instruction is not a serializing instruction. It does not > necessarily wait until all previous instructions have been executed before > reading the counter. Simi- larly, subsequent instructions may begin > e

[dpdk-dev] [PATCH v3] timer: add new rte_rdtsc_precise function

2014-02-19 Thread Didier Pallard
According to Intel Developer's Manual: "The RDTSC instruction is not a serializing instruction. It does not necessarily wait until all previous instructions have been executed before reading the counter. Simi- larly, subsequent instructions may begin execution before the read operation is per