The patch titled
Subject: sound: query dynamic DEBUG_PAGEALLOC setting
has been added to the -mm tree. Its filename is
sound-query-dynamic-debug_pagealloc-setting.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/sound-query-dynamic-debug_pagealloc-setting.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/sound-query-dynamic-debug_pagealloc-setting.patch
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*** Remember to use Documentation/SubmitChecklist when testing your code ***
The -mm tree is included into linux-next and is updated
there every 3-4 working days
------------------------------------------------------
From: Joonsoo Kim <js1304@xxxxxxxxx>
Subject: sound: query dynamic DEBUG_PAGEALLOC setting
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.kim@xxxxxxx>
Acked-by: David Rientjes <rientjes@xxxxxxxxxx>
Cc: Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx>
Cc: Chris Metcalf <cmetcalf@xxxxxxxxxx>
Cc: Christian Borntraeger <borntraeger@xxxxxxxxxx>
Cc: Christoph Lameter <cl@xxxxxxxxx>
Cc: Pekka Enberg <penberg@xxxxxxxxxx>
Cc: Takashi Iwai <tiwai@xxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
sound/drivers/pcsp/pcsp.c | 9 +++++----
1 file changed, 5 insertions(+), 4 deletions(-)
diff -puN sound/drivers/pcsp/pcsp.c~sound-query-dynamic-debug_pagealloc-setting sound/drivers/pcsp/pcsp.c
--- a/sound/drivers/pcsp/pcsp.c~sound-query-dynamic-debug_pagealloc-setting
+++ a/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 de
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;
}
_
Patches currently in -mm which might be from js1304@xxxxxxxxx are
mm-slab-fix-stale-code-comment.patch
mm-slab-remove-useless-structure-define.patch
mm-slab-remove-the-checks-for-slab-implementation-bug.patch
mm-slab-activate-debug_pagealloc-in-slab-when-it-is-actually-enabled.patch
mm-slab-use-more-appropriate-condition-check-for-debug_pagealloc.patch
mm-slab-clean-up-debug_pagealloc-processing-code.patch
mm-slab-alternative-implementation-for-debug_slab_leak.patch
mm-slab-remove-object-status-buffer-for-debug_slab_leak.patch
mm-slab-put-the-freelist-at-the-end-of-slab-page.patch
mm-slab-align-cache-size-first-before-determination-of-off_slab-candidate.patch
mm-slab-clean-up-cache-type-determination.patch
mm-slab-do-not-change-cache-size-if-debug-pagealloc-isnt-possible.patch
mm-slab-make-criteria-for-off-slab-determination-robust-and-simple.patch
mm-slab-factor-out-slab-list-fixup-code.patch
mm-slab-factor-out-debugging-initialization-in-cache_init_objs.patch
mm-slab-introduce-new-slab-management-type-objfreelist_slab.patch
mm-slab-re-implement-pfmemalloc-support.patch
mm-slub-support-left-red-zone.patch
mm-compaction-fix-invalid-free_pfn-and-compact_cached_free_pfn.patch
mm-compaction-pass-only-pageblock-aligned-range-to-pageblock_pfn_to_page.patch
mm-compaction-speed-up-pageblock_pfn_to_page-when-zone-is-contiguous.patch
mm-vmalloc-query-dynamic-debug_pagealloc-setting.patch
mm-slub-query-dynamic-debug_pagealloc-setting.patch
sound-query-dynamic-debug_pagealloc-setting.patch
powerpc-query-dynamic-debug_pagealloc-setting.patch
tile-query-dynamic-debug_pagealloc-setting.patch
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