From 1fd5ee24b1128c9a0ad88becced6895eb864a082 Mon Sep 17 00:00:00 2001
From: Xian Wang <dev@xianwang.io>
Date: Wed, 28 Sep 2022 18:12:04 -0700
Subject: iommu_group: add helper to enumerate iommu_group

Signed-off-by: Xian Wang <dev@xianwang.io>
---
 iommu_group | 5 +++++
 1 file changed, 5 insertions(+)
 create mode 100755 iommu_group

diff --git a/iommu_group b/iommu_group
new file mode 100755
index 0000000..9757a85
--- /dev/null
+++ b/iommu_group
@@ -0,0 +1,5 @@
+#!/bin/sh
+
+echo $(dirname $0)
+
+for d in /sys/kernel/iommu_groups/*/devices/*; do n=${d#*/iommu_groups/*}; n=${n%%/*}; printf 'IOMMU Group %s ' "$n"; lspci -nns "${d##*/}"; done;
-- 
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