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[ALSA] Fix sleep in atomic in virmidi driver 

Modules: ALSA sequencer

 Debug: sleeping function called from invalid context at /usr/src/linux/include/linux/rwsem.h:43
 in_atomic():1, irqs_disabled():0
  [<f999d15e>] snd_seq_deliver_event+0xb4/0x1a8 [snd_seq]
  [<f999d2be>] snd_seq_kernel_client_dispatch+0x6c/0x7c [snd_seq]
  [<f93321fc>] snd_virmidi_output_trigger+0xca/0xe5 [snd_seq_virmidi]

Signed-off-by: Takashi Iwai <tiwai@suse.de>
wifi-calibration
Takashi Iwai 2006-02-22 17:14:34 +01:00 committed by Jaroslav Kysela
parent e661d0ddc5
commit 62c5549ee2
1 changed files with 2 additions and 2 deletions
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4
sound/core/seq/seq_virmidi.c
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@ -167,7 +167,7 @@ static void snd_virmidi_output_trigger(struct snd_rawmidi_substream *substream,
return; /* ignored */
}
if (vmidi->event.type != SNDRV_SEQ_EVENT_NONE) {
if (snd_seq_kernel_client_dispatch(vmidi->client, &vmidi->event, 0, 0) < 0)
if (snd_seq_kernel_client_dispatch(vmidi->client, &vmidi->event, in_atomic(), 0) < 0)
return;
vmidi->event.type = SNDRV_SEQ_EVENT_NONE;
}
@ -186,7 +186,7 @@ static void snd_virmidi_output_trigger(struct snd_rawmidi_substream *substream,
pbuf += res;
count -= res;
if (vmidi->event.type != SNDRV_SEQ_EVENT_NONE) {
if (snd_seq_kernel_client_dispatch(vmidi->client, &vmidi->event, 0, 0) < 0)
if (snd_seq_kernel_client_dispatch(vmidi->client, &vmidi->event, in_atomic(), 0) < 0)
return;
vmidi->event.type = SNDRV_SEQ_EVENT_NONE;
}