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-rw-r--r--drivers/thunderbolt/Kconfig6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/thunderbolt/Kconfig b/drivers/thunderbolt/Kconfig
index 448fd2ec8f6e..3e01f41e9d66 100644
--- a/drivers/thunderbolt/Kconfig
+++ b/drivers/thunderbolt/Kconfig
@@ -22,7 +22,11 @@ config USB4_DEBUGFS_WRITE
bool "Enable write by debugfs to configuration spaces (DANGEROUS)"
help
Enables writing to device configuration registers through
- debugfs interface.
+ debugfs interface. You can use tools such as Thunderbolt/USB4
+ debugging tools to access these registers. For more
+ information see:
+
+ https://github.com/intel/tbtools
Only enable this if you know what you are doing! Never enable
this for production systems or distro kernels.