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rte_eal_memconfig.h(3)		      DPDK		  rte_eal_memconfig.h(3)

NAME
     rte_eal_memconfig.h

SYNOPSIS
     #include <stdbool.h>
     #include <rte_rwlock.h>
     #include <rte_spinlock.h>

   Functions
     __rte_internal rte_rwlock_t * rte_mcfg_mem_get_lock (void)
     void rte_mcfg_mem_read_lock (void)
     void rte_mcfg_mem_read_unlock (void)
     void rte_mcfg_mem_write_lock (void)
     void rte_mcfg_mem_write_unlock (void)
     void rte_mcfg_tailq_read_lock (void)
     void rte_mcfg_tailq_read_unlock (void)
     void rte_mcfg_tailq_write_lock (void)
     void rte_mcfg_tailq_write_unlock (void)
     void rte_mcfg_mempool_read_lock (void)
     void rte_mcfg_mempool_read_unlock (void)
     void rte_mcfg_mempool_write_lock (void)
     void rte_mcfg_mempool_write_unlock (void)
     void rte_mcfg_timer_lock (void)
     void rte_mcfg_timer_unlock (void)
     bool rte_mcfg_get_single_file_segments (void)

Detailed Description
     This API allows access to EAL shared memory configuration through an API.

     Definition in file rte_eal_memconfig.h.

Function Documentation
   __rte_internal rte_rwlock_t * rte_mcfg_mem_get_lock (void)
     Internal helpers used for lock annotations.

   void rte_mcfg_mem_read_lock (void)
     Lock the internal EAL shared memory configuration for shared access.

   void rte_mcfg_mem_read_unlock (void)
     Unlock the internal EAL shared memory configuration for shared access.

   void rte_mcfg_mem_write_lock (void)
     Lock the internal EAL shared memory configuration for exclusive access.

   void rte_mcfg_mem_write_unlock (void)
     Unlock the internal EAL shared memory configuration for exclusive access.

   void rte_mcfg_tailq_read_lock (void)
     Lock the internal EAL TAILQ list for shared access.

   void rte_mcfg_tailq_read_unlock (void)
     Unlock the internal EAL TAILQ list for shared access.

   void rte_mcfg_tailq_write_lock (void)
     Lock the internal EAL TAILQ list for exclusive access.

   void rte_mcfg_tailq_write_unlock (void)
     Unlock the internal EAL TAILQ list for exclusive access.

   void rte_mcfg_mempool_read_lock (void)
     Lock the internal EAL Mempool list for shared access.

   void rte_mcfg_mempool_read_unlock (void)
     Unlock the internal EAL Mempool list for shared access.

   void rte_mcfg_mempool_write_lock (void)
     Lock the internal EAL Mempool list for exclusive access.

   void rte_mcfg_mempool_write_unlock (void)
     Unlock the internal EAL Mempool list for exclusive access.

   void rte_mcfg_timer_lock (void)
     Lock the internal EAL Timer Library lock for exclusive access.

   void rte_mcfg_timer_unlock (void)
     Unlock the internal EAL Timer Library lock for exclusive access.

   bool rte_mcfg_get_single_file_segments (void)
     If  true,	pages  are  put in single files (per memseg list), as opposed to
     creating a file per page.

Author
     Generated automatically by Doxygen for DPDK from the source code.

Version 25.11.0 		 Thu Aug 27 2026	  rte_eal_memconfig.h(3)

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