>From the dbus log below, I think the problem is in g-s-d or notify-osd,
which returns an overflowed value after StepDown.
lli5@li-MBA:~/work/mba$
lli5@li-MBA:~/work/mba$
lli5@li-MBA:~/work/mba$
lli5@li-MBA:~/work/mba$ dbus-monitor --session sender=:1.6
signal sender=org.freedesktop.DBus -> dest=:1.198 serial=2
path=/org/freedesktop/DBus; interface=org.freedesktop.DBus; member=NameAcquired
string ":1.198"
method call sender=:1.6 -> dest=:1.6 serial=2653
path=/org/gnome/SettingsDaemon/Power;
interface=org.gnome.SettingsDaemon.Power.Keyboard; member=StepDown
method return sender=:1.6 -> dest=:1.6 reply_serial=2653
uint32 10
method call sender=:1.6 -> dest=:1.16 serial=2655
path=/org/freedesktop/Notifications; interface=org.freedesktop.Notifications;
member=GetCapabilities
method call sender=:1.6 -> dest=:1.16 serial=2656
path=/org/freedesktop/Notifications; interface=org.freedesktop.Notifications;
member=Notify
string "gnome-settings-daemon"
uint32 0
string "notification-keyboard-brightness-low"
string " "
string ""
array [
]
array [
dict entry(
string "x-canonical-private-synchronous"
variant string "keyboard"
)
dict entry(
string "value"
variant int32 10
)
]
int32 -1
method call sender=:1.6 -> dest=:1.6 serial=2657
path=/org/gnome/SettingsDaemon/Power;
interface=org.gnome.SettingsDaemon.Power.Keyboard; member=StepDown
method return sender=:1.6 -> dest=:1.6 reply_serial=2657
uint32 5
method call sender=:1.6 -> dest=:1.16 serial=2659
path=/org/freedesktop/Notifications; interface=org.freedesktop.Notifications;
member=GetCapabilities
method call sender=:1.6 -> dest=:1.16 serial=2660
path=/org/freedesktop/Notifications; interface=org.freedesktop.Notifications;
member=Notify
string "gnome-settings-daemon"
uint32 0
string "notification-keyboard-brightness-low"
string " "
string ""
array [
]
array [
dict entry(
string "x-canonical-private-synchronous"
variant string "keyboard"
)
dict entry(
string "value"
variant int32 5
)
]
int32 -1
method call sender=:1.6 -> dest=:1.6 serial=2661
path=/org/gnome/SettingsDaemon/Power;
interface=org.gnome.SettingsDaemon.Power.Keyboard; member=StepDown
method return sender=:1.6 -> dest=:1.6 reply_serial=2661
uint32 1
method call sender=:1.6 -> dest=:1.16 serial=2663
path=/org/freedesktop/Notifications; interface=org.freedesktop.Notifications;
member=GetCapabilities
method call sender=:1.6 -> dest=:1.16 serial=2664
path=/org/freedesktop/Notifications; interface=org.freedesktop.Notifications;
member=Notify
string "gnome-settings-daemon"
uint32 0
string "notification-keyboard-brightness-low"
string " "
string ""
array [
]
array [
dict entry(
string "x-canonical-private-synchronous"
variant string "keyboard"
)
dict entry(
string "value"
variant int32 1
)
]
int32 -1
method call sender=:1.6 -> dest=:1.6 serial=2665
path=/org/gnome/SettingsDaemon/Power;
interface=org.gnome.SettingsDaemon.Power.Keyboard; member=StepDown
method return sender=:1.6 -> dest=:1.6 reply_serial=2665
uint32 4294967293
method call sender=:1.6 -> dest=:1.16 serial=2667
path=/org/freedesktop/Notifications; interface=org.freedesktop.Notifications;
member=GetCapabilities
method call sender=:1.6 -> dest=:1.16 serial=2668
path=/org/freedesktop/Notifications; interface=org.freedesktop.Notifications;
member=Notify
string "gnome-settings-daemon"
uint32 0
string "notification-keyboard-brightness-full"
string " "
string ""
array [
]
array [
dict entry(
string "x-canonical-private-synchronous"
variant string "keyboard"
)
dict entry(
string "value"
variant int32 100
)
]
int32 -1
method call sender=:1.6 -> dest=:1.6 serial=2669
path=/org/gnome/SettingsDaemon/Power;
interface=org.gnome.SettingsDaemon.Power.Keyboard; member=StepDown
method return sender=:1.6 -> dest=:1.6 reply_serial=2669
uint32 4294967288
method call sender=:1.6 -> dest=:1.16 serial=2671
path=/org/freedesktop/Notifications; interface=org.freedesktop.Notifications;
member=GetCapabilities
method call sender=:1.6 -> dest=:1.16 serial=2672
path=/org/freedesktop/Notifications; interface=org.freedesktop.Notifications;
member=Notify
string "gnome-settings-daemon"
uint32 0
string "notification-keyboard-brightness-full"
string " "
string ""
array [
]
array [
dict entry(
string "x-canonical-private-synchronous"
variant string "keyboard"
)
dict entry(
string "value"
variant int32 100
)
]
int32 -1
^C
lli5@li-MBA:~/work/mba$
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You received this bug notification because you are a member of Ubuntu
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https://bugs.launchpad.net/bugs/913793
Title:
keyboard backlight adjust wrongly
To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/913793/+subscriptions
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