summaryrefslogtreecommitdiff
path: root/lib/iommu-common.c
diff options
context:
space:
mode:
authorEmmanuel Grumbach <emmanuel.grumbach@intel.com>2015-10-25 12:38:20 +0200
committerEmmanuel Grumbach <emmanuel.grumbach@intel.com>2015-10-25 12:38:20 +0200
commit10d15322ed26652263a579bcb59dfd49ab8a30de (patch)
treeb1497de1b8ffd34b991cdf6e21de1c7a0a65f1de /lib/iommu-common.c
parent0316d30ea3e66379cd30ed70a114bc282159bb4c (diff)
parente5a9f8d04660da7ef3a98260aa74c3976f9cb4cd (diff)
downloadlinux-10d15322ed26652263a579bcb59dfd49ab8a30de.tar.gz
linux-10d15322ed26652263a579bcb59dfd49ab8a30de.tar.xz
Merge remote-tracking branch 'mac80211-next/master' into next
Diffstat (limited to 'lib/iommu-common.c')
-rw-r--r--lib/iommu-common.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/lib/iommu-common.c b/lib/iommu-common.c
index ff19f66d3f7f..b1c93e94ca7a 100644
--- a/lib/iommu-common.c
+++ b/lib/iommu-common.c
@@ -21,8 +21,7 @@ static DEFINE_PER_CPU(unsigned int, iommu_hash_common);
static inline bool need_flush(struct iommu_map_table *iommu)
{
- return (iommu->lazy_flush != NULL &&
- (iommu->flags & IOMMU_NEED_FLUSH) != 0);
+ return ((iommu->flags & IOMMU_NEED_FLUSH) != 0);
}
static inline void set_flush(struct iommu_map_table *iommu)
@@ -211,7 +210,8 @@ unsigned long iommu_tbl_range_alloc(struct device *dev,
goto bail;
}
}
- if (n < pool->hint || need_flush(iommu)) {
+ if (iommu->lazy_flush &&
+ (n < pool->hint || need_flush(iommu))) {
clear_flush(iommu);
iommu->lazy_flush(iommu);
}