"pelzflorian (Florian Pelz)" <[email protected]> skriver:
> I’m reopening this bug because it is very similar to my issue.
>
> When using my Macbook’s keyboard XF86MonBrightnessUp/Down keys to
> adjust screen brightness (probably on non-Macbooks too) in GDM or
> MATE, I am asked to enter my authentication password to make
> gnome-settings-daemon’s libexec/gsd-backlight-helper (or some
> equivalent program on MATE) change screen brightness.
>
> This should not be so; gsd-backlight-helper should have PolicyKit, pam
> or setuid or whatever.
gnome-service-type installs a PolicyKit rule for gnome-settings-daemon.
Should the MATE service do the same?
To work around it locally, try adding:
(simple-service 'gsd-polkit polkit-service-type
(list gnome-settings-daemon))
to the (services ...) section of your system configuration.
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