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authorMichael Bestas <mkbestas@lineageos.org>2021-05-31 03:09:03 +0300
committerMichael Bestas <mkbestas@lineageos.org>2021-05-31 03:09:03 +0300
commit0ce166e3c4e576ae072d950006a937931df8ca3c (patch)
tree87428d6651cc3cd42c586331c67590f3a9e2c578 /arch/powerpc/kernel/iommu.c
parenta4940e8fb458a45644126d132c2d5b74719df8df (diff)
parent3628cdd31199df6519ecad709f5cc8be9401f93e (diff)
Merge branch 'android-4.4-p' of https://android.googlesource.com/kernel/common into lineage-18.1-caf-msm8998
This brings LA.UM.9.2.r1-03300-SDMxx0.0 up to date with https://android.googlesource.com/kernel/common/ android-4.4-p at commit: 3628cdd31199d Merge 4.4.270 into android-4.4-p Conflicts: drivers/mmc/core/core.c drivers/usb/core/hub.c kernel/trace/trace.c Change-Id: I6b81471122341f9769ce9c65cbd0fedd5e908b38
Diffstat (limited to 'arch/powerpc/kernel/iommu.c')
-rw-r--r--arch/powerpc/kernel/iommu.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/powerpc/kernel/iommu.c b/arch/powerpc/kernel/iommu.c
index 4c9b5970af37..282ad1930593 100644
--- a/arch/powerpc/kernel/iommu.c
+++ b/arch/powerpc/kernel/iommu.c
@@ -1019,7 +1019,7 @@ int iommu_take_ownership(struct iommu_table *tbl)
spin_lock_irqsave(&tbl->large_pool.lock, flags);
for (i = 0; i < tbl->nr_pools; i++)
- spin_lock(&tbl->pools[i].lock);
+ spin_lock_nest_lock(&tbl->pools[i].lock, &tbl->large_pool.lock);
if (tbl->it_offset == 0)
clear_bit(0, tbl->it_map);
@@ -1048,7 +1048,7 @@ void iommu_release_ownership(struct iommu_table *tbl)
spin_lock_irqsave(&tbl->large_pool.lock, flags);
for (i = 0; i < tbl->nr_pools; i++)
- spin_lock(&tbl->pools[i].lock);
+ spin_lock_nest_lock(&tbl->pools[i].lock, &tbl->large_pool.lock);
memset(tbl->it_map, 0, sz);