1 files changed, 5 insertions, 0 deletions

diff --git a/sound/core/pcm_memory.c b/sound/core/pcm_memory.c
index 01f8eafebda6..54debc07f5cb 100644
--- a/sound/core/pcm_memory.c
+++ b/sound/core/pcm_memory.c
@@ -51,6 +51,7 @@ static const size_t snd_minimum_buffer = 16384;
 static int preallocate_pcm_pages(struct snd_pcm_substream *substream, size_t size)
 {
         struct snd_dma_buffer *dmab = &substream->dma_buffer;
+        size_t orig_size = size;
         int err;
 
         do {
@@ -63,6 +64,10 @@ static int preallocate_pcm_pages(struct snd_pcm_substream *substream, size_t siz
                 size >>= 1;
         } while (size >= snd_minimum_buffer);
         dmab->bytes = 0; /* tell error */
+        pr_warn("ALSA pcmC%dD%d%c,%d:%s: cannot preallocate for size %zu\n",
+                substream->pcm->card->number, substream->pcm->device,
+                substream->stream ? 'c' : 'p', substream->number,
+                substream->pcm->name, orig_size);
         return 0;
 }