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authorDavid S. Miller <davem@davemloft.net>2015-04-20 14:09:55 -0400
committerDavid S. Miller <davem@davemloft.net>2015-04-20 14:09:55 -0400
commit4113756603db46cec464b39100770979e982bd4c (patch)
tree59973233562e6a2366e65e8b6ac06d59d06aef07
parent64fb1d0e975e92e012802d371e417266d6531676 (diff)
parent7b3372d4c2bced80598771aab8fea87c40ebb52a (diff)
Merge branch 'iommu-common-fixes'
Sowmini Varadhan says: ==================== iommu-common build warning fixes. This patchset has fixes for 2 architectures - Part 1: x86_64 warnings generated by sparse - Part 2: allmodconfig build error for powerpc, identified by Guenter Roeck. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--lib/iommu-common.c20
1 files changed, 10 insertions, 10 deletions
diff --git a/lib/iommu-common.c b/lib/iommu-common.c
index a1a517cba7ec..df30632f0bef 100644
--- a/lib/iommu-common.c
+++ b/lib/iommu-common.c
@@ -15,9 +15,9 @@
#define DMA_ERROR_CODE (~(dma_addr_t)0x0)
#endif
-unsigned long iommu_large_alloc = 15;
+static unsigned long iommu_large_alloc = 15;
-static DEFINE_PER_CPU(unsigned int, iommu_pool_hash);
+static DEFINE_PER_CPU(unsigned int, iommu_hash_common);
static inline bool need_flush(struct iommu_map_table *iommu)
{
@@ -44,7 +44,7 @@ static void setup_iommu_pool_hash(void)
return;
do_once = true;
for_each_possible_cpu(i)
- per_cpu(iommu_pool_hash, i) = hash_32(i, IOMMU_POOL_HASHBITS);
+ per_cpu(iommu_hash_common, i) = hash_32(i, IOMMU_POOL_HASHBITS);
}
/*
@@ -53,12 +53,12 @@ static void setup_iommu_pool_hash(void)
* the top 1/4 of the table will be set aside for pool allocations
* of more than iommu_large_alloc pages.
*/
-extern void iommu_tbl_pool_init(struct iommu_map_table *iommu,
- unsigned long num_entries,
- u32 table_shift,
- void (*lazy_flush)(struct iommu_map_table *),
- bool large_pool, u32 npools,
- bool skip_span_boundary_check)
+void iommu_tbl_pool_init(struct iommu_map_table *iommu,
+ unsigned long num_entries,
+ u32 table_shift,
+ void (*lazy_flush)(struct iommu_map_table *),
+ bool large_pool, u32 npools,
+ bool skip_span_boundary_check)
{
unsigned int start, i;
struct iommu_pool *p = &(iommu->large_pool);
@@ -106,7 +106,7 @@ unsigned long iommu_tbl_range_alloc(struct device *dev,
unsigned long mask,
unsigned int align_order)
{
- unsigned int pool_hash = __this_cpu_read(iommu_pool_hash);
+ unsigned int pool_hash = __this_cpu_read(iommu_hash_common);
unsigned long n, end, start, limit, boundary_size;
struct iommu_pool *pool;
int pass = 0;