Re: [PATCH 1/2] Revert "iommu/amd: Fix performance counter initialization"

2021-04-13 Thread Suthikulpanit, Suravee
Shuah, On 4/10/2021 12:06 AM, Shuah Khan wrote: diff --git a/drivers/iommu/amd/init.c b/drivers/iommu/amd/init.c index 321f5906e6ed..648cdfd03074 100644 --- a/drivers/iommu/amd/init.c +++ b/drivers/iommu/amd/init.c @@ -1729,39 +1728,17 @@ static void __init init_iommu_perf_ctr(struct 

Re: [PATCH 1/2] Revert "iommu/amd: Fix performance counter initialization"

2021-04-09 Thread Shuah Khan
On 4/9/21 2:58 AM, Suravee Suthikulpanit wrote: From: Paul Menzel This reverts commit 6778ff5b21bd8e78c8bd547fd66437cf2657fd9b. The original commit tries to address an issue, where PMC power-gating causing the IOMMU PMC pre-init test to fail on certain desktop/mobile platforms where the

[PATCH 1/2] Revert "iommu/amd: Fix performance counter initialization"

2021-04-09 Thread Suravee Suthikulpanit
From: Paul Menzel This reverts commit 6778ff5b21bd8e78c8bd547fd66437cf2657fd9b. The original commit tries to address an issue, where PMC power-gating causing the IOMMU PMC pre-init test to fail on certain desktop/mobile platforms where the power-gating is normally enabled. There have been