other versions
- jessie-backports 4.9.88-1+deb9u1~bpo8+1
- stretch 4.9.144-3
SND_PCM_LIB_GET_VMAL(9) | PCM API | SND_PCM_LIB_GET_VMAL(9) |
NAME¶
snd_pcm_lib_get_vmalloc_page - map vmalloc buffer offset to page structSYNOPSIS¶
struct page *
snd_pcm_lib_get_vmalloc_page(struct snd_pcm_substream * substream,
unsigned long offset);
ARGUMENTS¶
substreamthe substream with a buffer allocated by
snd_pcm_lib_alloc_vmalloc_buffer
offset
offset in the buffer
DESCRIPTION¶
This function is to be used as the page callback in the PCM ops.RETURN¶
The page struct, or NULL on failure.COPYRIGHT¶
May 2018 | Kernel Hackers Manual 4.9. |