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| author | Tony Luck <tony.luck@intel.com> | 2022-04-06 15:01:50 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-04-20 18:56:39 +0200 |
| commit | aa63a74d4535a1d97b60e46655a1361c42565b89 (patch) | |
| tree | 25f6eaeaf8e1493a5cf06969bfa3a4e249f54083 /drivers/usb/cdns3/cdnsp-debug.h | |
| parent | ce522ba9ef7e2d9fb22a39eb3371c0c64e2a433e (diff) | |
topology/sysfs: Hide PPIN on systems that do not support it.
Systems that do not support a Protected Processor Identification Number
currently report:
# cat /sys/devices/system/cpu/cpu0/topology/ppin
0x0
which is confusing/wrong.
Add a ".is_visible" function to suppress inclusion of the ppin file.
Fixes: ab28e944197f ("topology/sysfs: Add PPIN in sysfs under cpu topology")
Signed-off-by: Tony Luck <tony.luck@intel.com>
Link: https://lore.kernel.org/r/20220406220150.63855-1-tony.luck@intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/cdns3/cdnsp-debug.h')
0 files changed, 0 insertions, 0 deletions