We can disable debug_pagealloc processing even if the code is complied
with CONFIG_DEBUG_PAGEALLOC. This patch changes the code to query
whether it is enabled or not in runtime.
Signed-off-by: Joonsoo Kim <iamjoonsoo....@lge.com>
---
sound/drivers/pcsp/pcsp.c | 9 +++++----
1 file changed, 5 insertions(+), 4 deletions(-)
diff --git a/sound/drivers/pcsp/pcsp.c b/sound/drivers/pcsp/pcsp.c
index 27e25bb..72e2d00 100644
--- a/sound/drivers/pcsp/pcsp.c
+++ b/sound/drivers/pcsp/pcsp.c
@@ -14,6 +14,7 @@
#include <linux/input.h>
#include <linux/delay.h>
#include <linux/bitops.h>
+#include <linux/mm.h>
#include "pcsp_input.h"
#include "pcsp.h"
@@ -148,11 +149,11 @@ static int alsa_card_pcsp_init(struct device *dev)
return err;
}
-#ifdef CONFIG_DEBUG_PAGEALLOC
/* Well, CONFIG_DEBUG_PAGEALLOC makes the sound horrible. Lets alert */
- printk(KERN_WARNING "PCSP: CONFIG_DEBUG_PAGEALLOC is enabled, "
- "which may make the sound noisy.\n");
-#endif
+ if (debug_pagealloc_enabled()) {
+ printk(KERN_WARNING "PCSP: CONFIG_DEBUG_PAGEALLOC is enabled, "
+ "which may make the sound noisy.\n");
+ }
return 0;
}
--
1.9.1
