Enable a module to run time tests on dma_pool
modulename: dmapool_test.ko
configname: CONFIG_DMAPOOL_TEST
Linux Kernel Configuration
└─>Memory Management options
└─>Enable a module to run time tests on dma_pool
In linux kernel since version 6.4 (release Date: 2023-06-25)
Provides a test module that will allocate and free many blocks of
various sizes and report how long it takes. This is intended to
provide a consistent way to measure how changes to the
dma_pool_alloc/free routines affect performance.
various sizes and report how long it takes. This is intended to
provide a consistent way to measure how changes to the
dma_pool_alloc/free routines affect performance.