[v3,0/1] iommu/arm-smmu-v3: Simplify useless instructions in arm_smmu_cmdq_build_cmd()

Message

Leizhen (ThunderTown) Dec. 7, 2021, 9:41 a.m. UTC

v2 --> v3:
Discard 'register' modifier for local variable 'cmd'.

v1 --> v2:
1. Add patch 1, Properly handle the return value of arm_smmu_cmdq_build_cmd()
2. Remove arm_smmu_cmdq_copy_cmd(). In addition, when build command fails, out_cmd is not filled.

[v2] https://lists.linuxfoundation.org/pipermail/iommu/2021-October/059831.html


Zhen Lei (1):
  iommu/arm-smmu-v3: Simplify useless instructions in
    arm_smmu_cmdq_build_cmd()

 drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)