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[v6,02/29] iommu/arm-smmu-v3: Add cpu_to_le64() around STRTAB_STE_0_V

Message ID 2-v6-228e7adf25eb+4155-smmuv3_newapi_p2_jgg@nvidia.com (mailing list archive)
State New, archived
Headers show
Series Update SMMUv3 to the modern iommu API (part 2/3) | expand

Commit Message

Jason Gunthorpe March 27, 2024, 6:07 p.m. UTC 
STRTAB_STE_0_V is a CPU value, it needs conversion for sparse to be clean.

The missing annotation was a mistake introduced by splitting the ops out
from the STE writer.

Fixes: 7da51af9125c ("iommu/arm-smmu-v3: Make STE programming independent of the callers")
Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202403011441.5WqGrYjp-lkp@intel.com/
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
---
 drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c b/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c
index 5ed036225e69bb..fa3f3e7d9b0cba 100644
--- a/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c
+++ b/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c
@@ -1139,7 +1139,8 @@  static void arm_smmu_write_ste(struct arm_smmu_master *master, u32 sid,
 		 * requires a breaking update, zero the V bit, write all qwords
 		 * but 0, then set qword 0
 		 */
-		unused_update.data[0] = entry->data[0] & (~STRTAB_STE_0_V);
+		unused_update.data[0] = entry->data[0] &
+					cpu_to_le64(~STRTAB_STE_0_V);
 		entry_set(smmu, sid, entry, &unused_update, 0, 1);
 		entry_set(smmu, sid, entry, target, 1, num_entry_qwords - 1);
 		entry_set(smmu, sid, entry, target, 0, 1);