[alsa-devel] [PATCH 1/3] Add SuperH FSI driver support for ALSA

[Mark Brown]

On Wed, Aug 19, 2009 at 02:39:06PM +0200, Takashi Iwai wrote:

> Note that it's snd_pcm_lib_malloc_pages(), not the kernel's standard
> one like alloc_pages().  The former frees the old buffer by itself
> when resized, so you don't need to call snd_pcm_lib_free_pages()
> (as long as it's called in hw_free callback).

Oh, so it does - I misread the code as only shrinking an existing
buffer.