Re: [PATCH 0/3] iommu/iova: Add CPU hotplug handler to flush rcaches to core code

From: John Garry
Date: Mon Mar 22 2021 - 13:58:48 EST

On 01/03/2021 12:12, John Garry wrote:
The Intel IOMMU driver supports flushing the per-CPU rcaches when a CPU is

Let's move it to core code, so everyone can take advantage.

Also correct a code comment.

Based on v5.12-rc1. Tested on arm64 only.

Hi guys,

Friendly reminder ...


John Garry (3):
iova: Add CPU hotplug handler to flush rcaches
iommu/vt-d: Remove IOVA domain rcache flushing for CPU offlining
iova: Correct comment for free_cpu_cached_iovas()

drivers/iommu/intel/iommu.c | 31 -------------------------------
drivers/iommu/iova.c | 32 ++++++++++++++++++++++++++++++--
include/linux/cpuhotplug.h | 2 +-
include/linux/iova.h | 1 +
4 files changed, 32 insertions(+), 34 deletions(-)