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  4. RTE_DEFINE_PER_LCORE(3)

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rte_per_lcore.h(3) DPDK rte_per_lcore.h(3)

NAME

rte_per_lcore.h

SYNOPSIS

Macros


#define RTE_DEFINE_PER_LCORE(type, name) __thread __typeof__(type) per_lcore_##name
#define RTE_DECLARE_PER_LCORE(type, name) extern __thread __typeof__(type) per_lcore_##name
#define RTE_PER_LCORE(name) (per_lcore_##name)

Detailed Description

Per-lcore variables in RTE

This file defines an API for instantiating per-lcore 'global variables' that are environment-specific. Note that in all environments, a 'shared variable' is the default when you use a global variable.

Parts of this are execution environment specific.

Definition in file rte_per_lcore.h.

Macro Definition Documentation

#define RTE_DEFINE_PER_LCORE(type, name) __thread __typeof__(type) per_lcore_##name

Macro to define a per lcore variable 'var' of type 'type', don't use keywords like 'static' or 'volatile' in type, just prefix the whole macro.

Definition at line 37 of file rte_per_lcore.h.

#define RTE_DECLARE_PER_LCORE(type, name) extern __thread __typeof__(type) per_lcore_##name

Macro to declare an extern per lcore variable 'var' of type 'type'

Definition at line 43 of file rte_per_lcore.h.

#define RTE_PER_LCORE(name) (per_lcore_##name)

Read/write the per-lcore variable value

Definition at line 50 of file rte_per_lcore.h.

Author

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Fri Dec 15 2023 Version 23.11.0