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authorHenrique de Moraes Holschuh <hmh@hmh.eng.br>2009-04-04 04:25:47 +0000
committerLen Brown <len.brown@intel.com>2009-04-04 03:14:52 -0400
commit73a94d86a8625371f76de0ee12dc5bacd3ed42c0 (patch)
treedb8def5a298edf3b70efefb4fd255da87ca0d2fd /Documentation/laptops
parent7ff8d62f7f055aaffbeb493863136c1b876bbe2e (diff)
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thinkpad-acpi: add new debug helpers and warn of deprecated atts
Add a debug helper that discloses the TGID of the userspace task attempting to access the driver. This is highly useful when dealing with bug reports, since often the user has no idea that some userspace application is accessing thinkpad-acpi... Also add a helper to log warnings about sysfs attributes that are deprecated. Use the new helpers to issue deprecation warnings for bluetooth_enable and wwan_enabled, that have been deprecated for a while, now. Signed-off-by: Henrique de Moraes Holschuh <hmh@hmh.eng.br> Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'Documentation/laptops')
-rw-r--r--Documentation/laptops/thinkpad-acpi.txt2
1 files changed, 2 insertions, 0 deletions
diff --git a/Documentation/laptops/thinkpad-acpi.txt b/Documentation/laptops/thinkpad-acpi.txt
index f6e6bc66eed3..e8f52fbadfe0 100644
--- a/Documentation/laptops/thinkpad-acpi.txt
+++ b/Documentation/laptops/thinkpad-acpi.txt
@@ -1484,6 +1484,8 @@ will enable all debugging output classes. It takes a bitmask, so
to enable more than one output class, just add their values.
Debug bitmask Description
+ 0x8000 Disclose PID of userspace programs
+ accessing some functions of the driver
0x0001 Initialization and probing
0x0002 Removal