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authorMax Krummenacher <max.krummenacher@toradex.com>2024-02-29 21:24:13 +0100
committerMax Krummenacher <max.krummenacher@toradex.com>2024-02-29 21:24:26 +0100
commit99e9ab88844a2a2e1c048264315eb0d72eb0bf88 (patch)
tree0d89b05b1816b8cac1be77ac9b3c297762502e67 /drivers/iommu/amd/iommu_v2.c
parent756e3199ba82d68ba07e5acf555d13aaa1da3da1 (diff)
parentd761b18f6bc83bce94251467e3c0974243318456 (diff)
Merge remote-tracking branch 'fslc/5.15-2.2.x-imx' into toradex_5.15-2.2.x-imx
Signed-off-by: Max Krummenacher <max.krummenacher@toradex.com> Conflicts: drivers/gpu/drm/bridge/lontium-lt8912b.c drivers/usb/dwc3/drd.c
Diffstat (limited to 'drivers/iommu/amd/iommu_v2.c')
-rw-r--r--drivers/iommu/amd/iommu_v2.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/iommu/amd/iommu_v2.c b/drivers/iommu/amd/iommu_v2.c
index c96cf9b21719..29a3a62b7a3a 100644
--- a/drivers/iommu/amd/iommu_v2.c
+++ b/drivers/iommu/amd/iommu_v2.c
@@ -264,8 +264,8 @@ static void put_pasid_state(struct pasid_state *pasid_state)
static void put_pasid_state_wait(struct pasid_state *pasid_state)
{
- refcount_dec(&pasid_state->count);
- wait_event(pasid_state->wq, !refcount_read(&pasid_state->count));
+ if (!refcount_dec_and_test(&pasid_state->count))
+ wait_event(pasid_state->wq, !refcount_read(&pasid_state->count));
free_pasid_state(pasid_state);
}