diff options
Diffstat (limited to 'drivers/base/dmapool.c')
| -rw-r--r-- | drivers/base/dmapool.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/base/dmapool.c b/drivers/base/dmapool.c index e2f64f91ed05..33c5cce1560b 100644 --- a/drivers/base/dmapool.c +++ b/drivers/base/dmapool.c | |||
| @@ -7,6 +7,7 @@ | |||
| 7 | #include <linux/dmapool.h> | 7 | #include <linux/dmapool.h> |
| 8 | #include <linux/slab.h> | 8 | #include <linux/slab.h> |
| 9 | #include <linux/module.h> | 9 | #include <linux/module.h> |
| 10 | #include <linux/poison.h> | ||
| 10 | 11 | ||
| 11 | /* | 12 | /* |
| 12 | * Pool allocator ... wraps the dma_alloc_coherent page allocator, so | 13 | * Pool allocator ... wraps the dma_alloc_coherent page allocator, so |
| @@ -35,8 +36,6 @@ struct dma_page { /* cacheable header for 'allocation' bytes */ | |||
| 35 | }; | 36 | }; |
| 36 | 37 | ||
| 37 | #define POOL_TIMEOUT_JIFFIES ((100 /* msec */ * HZ) / 1000) | 38 | #define POOL_TIMEOUT_JIFFIES ((100 /* msec */ * HZ) / 1000) |
| 38 | #define POOL_POISON_FREED 0xa7 /* !inuse */ | ||
| 39 | #define POOL_POISON_ALLOCATED 0xa9 /* !initted */ | ||
| 40 | 39 | ||
| 41 | static DECLARE_MUTEX (pools_lock); | 40 | static DECLARE_MUTEX (pools_lock); |
| 42 | 41 | ||
