diff options
Diffstat (limited to 'lib/librte_eal/common/include/rte_common.h')
-rw-r--r-- | lib/librte_eal/common/include/rte_common.h | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/lib/librte_eal/common/include/rte_common.h b/lib/librte_eal/common/include/rte_common.h index 434adfd4..069c13ec 100644 --- a/lib/librte_eal/common/include/rte_common.h +++ b/lib/librte_eal/common/include/rte_common.h @@ -83,6 +83,7 @@ typedef uint16_t unaligned_uint16_t; #define RTE_PRIORITY_LOG 101 #define RTE_PRIORITY_BUS 110 +#define RTE_PRIORITY_CLASS 120 #define RTE_PRIORITY_LAST 65535 #define RTE_PRIO(prio) \ @@ -112,6 +113,29 @@ static void __attribute__((constructor(RTE_PRIO(prio)), used)) func(void) RTE_INIT_PRIO(func, LAST) /** + * Run after main() with low priority. + * + * @param func + * Destructor function name. + * @param prio + * Priority number must be above 100. + * Lowest number is the last to run. + */ +#define RTE_FINI_PRIO(func, prio) \ +static void __attribute__((destructor(RTE_PRIO(prio)), used)) func(void) + +/** + * Run after main() with high priority. + * + * The destructor will be run *before* prioritized destructors. + * + * @param func + * Destructor function name. + */ +#define RTE_FINI(func) \ + RTE_FINI_PRIO(func, LAST) + +/** * Force a function to be inlined */ #define __rte_always_inline inline __attribute__((always_inline)) @@ -294,6 +318,11 @@ rte_combine64ms1b(register uint64_t v) /*********** Macros to work with powers of 2 ********/ /** + * Macro to return 1 if n is a power of 2, 0 otherwise + */ +#define RTE_IS_POWER_OF_2(n) ((n) && !(((n) - 1) & (n))) + +/** * Returns true if n is a power of 2 * @param n * Number to check |