snd_pcm_lib_preallocate_free_for_all(9)

1SND_PCM_LIB_PREALLOC(9)             PCM API            SND_PCM_LIB_PREALLOC(9)
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NAME

6       snd_pcm_lib_preallocate_free_for_all - release all pre-allocated
7       buffers on the pcm
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10       int snd_pcm_lib_preallocate_free_for_all(struct snd_pcm * pcm);
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13       pcm
14           the pcm instance
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17       Releases all the pre-allocated buffers on the given pcm.
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20       Zero if successful, or a negative error code on failure.
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23Kernel Hackers Manual 3.10         June 2019           SND_PCM_LIB_PREALLOC(9)