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authorIngo Molnar <mingo@kernel.org>2012-08-28 18:05:55 +0200
committerIngo Molnar <mingo@kernel.org>2012-08-28 18:05:55 +0200
commit508dc4f8eece1a70c493afc6511fdf5934fef567 (patch)
treeb852a6a5bf9977a33a87158985de02d188ba71d7 /drivers/iommu/tegra-smmu.c
parent734e9a26d612f64e1c9cfd92256969b773954ae2 (diff)
parente3e45c01ae690e65f2650e5288b9af802e95a136 (diff)
downloadop-kernel-dev-508dc4f8eece1a70c493afc6511fdf5934fef567.zip
op-kernel-dev-508dc4f8eece1a70c493afc6511fdf5934fef567.tar.gz
Merge branch 'perf/urgent' into perf/core
Pick up the latest fixes because upcoming uprobes changes will rely on it. Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/iommu/tegra-smmu.c')
-rw-r--r--drivers/iommu/tegra-smmu.c17
1 files changed, 10 insertions, 7 deletions
diff --git a/drivers/iommu/tegra-smmu.c b/drivers/iommu/tegra-smmu.c
index 4ba325a..2a4bb36 100644
--- a/drivers/iommu/tegra-smmu.c
+++ b/drivers/iommu/tegra-smmu.c
@@ -799,14 +799,14 @@ static void smmu_iommu_detach_dev(struct iommu_domain *domain,
goto out;
}
}
- dev_err(smmu->dev, "Couldn't find %s\n", dev_name(c->dev));
+ dev_err(smmu->dev, "Couldn't find %s\n", dev_name(dev));
out:
spin_unlock(&as->client_lock);
}
static int smmu_iommu_domain_init(struct iommu_domain *domain)
{
- int i, err = -ENODEV;
+ int i, err = -EAGAIN;
unsigned long flags;
struct smmu_as *as;
struct smmu_device *smmu = smmu_handle;
@@ -814,11 +814,14 @@ static int smmu_iommu_domain_init(struct iommu_domain *domain)
/* Look for a free AS with lock held */
for (i = 0; i < smmu->num_as; i++) {
as = &smmu->as[i];
- if (!as->pdir_page) {
- err = alloc_pdir(as);
- if (!err)
- goto found;
- }
+
+ if (as->pdir_page)
+ continue;
+
+ err = alloc_pdir(as);
+ if (!err)
+ goto found;
+
if (err != -EAGAIN)
break;
}
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