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* [PATCH] ALSA: use list_move_tail instead of list_del/list_add_tail
@ 2012-09-05  6:33 Wei Yongjun
  2012-09-05  7:06 ` Clemens Ladisch
  2012-09-05  7:40 ` Takashi Iwai
  0 siblings, 2 replies; 5+ messages in thread
From: Wei Yongjun @ 2012-09-05  6:33 UTC (permalink / raw)
  To: clemens, perex, tiwai; +Cc: yongjun_wei, alsa-devel, linux-kernel

From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>

Using list_move_tail() instead of list_del() + list_add_tail().

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
---
 sound/drivers/opl4/opl4_synth.c | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/sound/drivers/opl4/opl4_synth.c b/sound/drivers/opl4/opl4_synth.c
index 49b9e24..4b91adc 100644
--- a/sound/drivers/opl4/opl4_synth.c
+++ b/sound/drivers/opl4/opl4_synth.c
@@ -504,8 +504,7 @@ void snd_opl4_note_on(void *private_data, int note, int vel, struct snd_midi_cha
 	spin_lock_irqsave(&opl4->reg_lock, flags);
 	for (i = 0; i < voices; i++) {
 		voice[i] = snd_opl4_get_voice(opl4);
-		list_del(&voice[i]->list);
-		list_add_tail(&voice[i]->list, &opl4->on_voices);
+		list_move_tail(&voice[i]->list, &opl4->on_voices);
 		voice[i]->chan = chan;
 		voice[i]->note = note;
 		voice[i]->velocity = vel & 0x7f;
@@ -555,8 +554,7 @@ void snd_opl4_note_on(void *private_data, int note, int vel, struct snd_midi_cha
 
 static void snd_opl4_voice_off(struct snd_opl4 *opl4, struct opl4_voice *voice)
 {
-	list_del(&voice->list);
-	list_add_tail(&voice->list, &opl4->off_voices);
+	list_move_tail(&voice->list, &opl4->off_voices);
 
 	voice->reg_misc &= ~OPL4_KEY_ON_BIT;
 	snd_opl4_write(opl4, OPL4_REG_MISC + voice->number, voice->reg_misc);
@@ -571,8 +569,7 @@ void snd_opl4_note_off(void *private_data, int note, int vel, struct snd_midi_ch
 
 static void snd_opl4_terminate_voice(struct snd_opl4 *opl4, struct opl4_voice *voice)
 {
-	list_del(&voice->list);
-	list_add_tail(&voice->list, &opl4->off_voices);
+	list_move_tail(&voice->list, &opl4->off_voices);
 
 	voice->reg_misc = (voice->reg_misc & ~OPL4_KEY_ON_BIT) | OPL4_DAMP_BIT;
 	snd_opl4_write(opl4, OPL4_REG_MISC + voice->number, voice->reg_misc);


^ permalink raw reply related	[flat|nested] 5+ messages in thread
* [PATCH] ALSA: use list_move_tail instead of list_del/list_add_tail
@ 2012-09-05  7:00 Wei Yongjun
  2012-09-05  7:40 ` Takashi Iwai
  0 siblings, 1 reply; 5+ messages in thread
From: Wei Yongjun @ 2012-09-05  7:00 UTC (permalink / raw)
  To: perex, tiwai; +Cc: yongjun_wei, alsa-devel, linux-kernel

From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>

Using list_move_tail() instead of list_del() + list_add_tail().

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
---
 sound/pci/emu10k1/memory.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/sound/pci/emu10k1/memory.c b/sound/pci/emu10k1/memory.c
index 0a43662..1dce0a39 100644
--- a/sound/pci/emu10k1/memory.c
+++ b/sound/pci/emu10k1/memory.c
@@ -263,8 +263,8 @@ int snd_emu10k1_memblk_map(struct snd_emu10k1 *emu, struct snd_emu10k1_memblk *b
 	spin_lock_irqsave(&emu->memblk_lock, flags);
 	if (blk->mapped_page >= 0) {
 		/* update order link */
-		list_del(&blk->mapped_order_link);
-		list_add_tail(&blk->mapped_order_link, &emu->mapped_order_link_head);
+		list_move_tail(&blk->mapped_order_link,
+			       &emu->mapped_order_link_head);
 		spin_unlock_irqrestore(&emu->memblk_lock, flags);
 		return 0;
 	}



^ permalink raw reply related	[flat|nested] 5+ messages in thread

end of thread, other threads:[~2012-09-05  7:40 UTC | newest]

Thread overview: 5+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2012-09-05  6:33 [PATCH] ALSA: use list_move_tail instead of list_del/list_add_tail Wei Yongjun
2012-09-05  7:06 ` Clemens Ladisch
2012-09-05  7:40 ` Takashi Iwai
2012-09-05  7:00 Wei Yongjun
2012-09-05  7:40 ` Takashi Iwai

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