From: Lars-Peter Clausen <lars@metafoo.de>
Date: Mon, 27 Apr 2015 10:20:29 +0000 (+0200)
Subject: ALSA: Close holes in struct snd_pcm_constraint_list
X-Git-Tag: v4.2-rc1~109^2~111^2~1
X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=782e50e0b38ff284dead13265f1c3e04004e507d;p=linux.git

ALSA: Close holes in struct snd_pcm_constraint_list

On a 64-bit system there is a 32-bit hole in struct snd_pcm_constraint_list
and then 32-bit padding at the end. Reordering things slightly gets rid of
the hole and padding, reducing the size of the struct by 50% from its
original size.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
---

diff --git a/include/sound/pcm.h b/include/sound/pcm.h
index d632809d9425..691e7ee0a510 100644
--- a/include/sound/pcm.h
+++ b/include/sound/pcm.h
@@ -274,8 +274,8 @@ struct snd_pcm_hw_constraint_ratdens {
 };
 
 struct snd_pcm_hw_constraint_list {
-	unsigned int count;
 	const unsigned int *list;
+	unsigned int count;
 	unsigned int mask;
 };