snd_pcm_lib_alloc_vmalloc_32_buffer — allocate 32-bit-addressable buffer
| int snd_pcm_lib_alloc_vmalloc_32_buffer ( | struct snd_pcm_substream * substream, | 
| size_t size ); | 
   This function works like snd_pcm_lib_alloc_vmalloc_buffer, but uses
   vmalloc_32, i.e., the pages are allocated from 32-bit-addressable memory.