http://bugzilla.kernel.org/show_bug.cgi?id=9684
Summary: ACPI: fix acpi fan state set error Product: ACPI Version: 2.5 KernelVersion: 2,6.24-rc6 Platform: All OS/Version: Linux Tree: Mainline Status: NEW Severity: normal Priority: P1 Component: Other AssignedTo: [EMAIL PROTECTED] ReportedBy: [EMAIL PROTECTED] CC: acpi-bugzilla@lists.sourceforge.net, [EMAIL PROTECTED] Most recent kernel where this bug did not occur: None Distribution: FC8 Hardware Environment: All Software Environment: All Problem Description:Under /proc/acpi, there is a fan control interface, a user can set 0 or 3 to /proc/acpi/fan/*/state, 0 denotes D0 state, 3 denotes D3 state, but in current implementation, a user can set a fan to D1 state by any char excluding '1', '2' and '3'. For example: [EMAIL PROTECTED] acpi]# cat /proc/acpi/fan/C31B/state status: off [EMAIL PROTECTED] acpi]# echo "" > /proc/acpi/fan/C31B/state [EMAIL PROTECTED] acpi]# cat /proc/acpi/fan/C31B/state status: on [EMAIL PROTECTED] acpi]# echo "3" > /proc/acpi/fan/C31B/state [EMAIL PROTECTED] acpi]# cat /proc/acpi/fan/C31B/state status: off [EMAIL PROTECTED] acpi]# echo "xxxxx" > /proc/acpi/fan/C31B/state [EMAIL PROTECTED] acpi]# cat /proc/acpi/fan/C31B/state status: on Obviously, such inputs as "" and "xxxxx" are invalid for fan state. Steps to reproduce: [EMAIL PROTECTED] acpi]# cat /proc/acpi/fan/C31B/state status: off [EMAIL PROTECTED] acpi]# echo "" > /proc/acpi/fan/C31B/state [EMAIL PROTECTED] acpi]# cat /proc/acpi/fan/C31B/state status: on [EMAIL PROTECTED] acpi]# echo "3" > /proc/acpi/fan/C31B/state [EMAIL PROTECTED] acpi]# cat /proc/acpi/fan/C31B/state status: off [EMAIL PROTECTED] acpi]# echo "xxxxx" > /proc/acpi/fan/C31B/state [EMAIL PROTECTED] acpi]# cat /proc/acpi/fan/C31B/state status: on [EMAIL PROTECTED] acpi]# echo "3" > /proc/acpi/fan/C31B/state [EMAIL PROTECTED] acpi]# cat /proc/acpi/fan/C31B/state status: off [EMAIL PROTECTED] acpi]# echo "3x" > /proc/acpi/fan/C31B/state [EMAIL PROTECTED] acpi]# cat /proc/acpi/fan/C31B/state status: off [EMAIL PROTECTED] acpi]# echo "-1x" > /proc/acpi/fan/C31B/state [EMAIL PROTECTED] acpi]# cat /proc/acpi/fan/C31B/state status: on [EMAIL PROTECTED] acpi]# -- Configure bugmail: http://bugzilla.kernel.org/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are on the CC list for the bug, or are watching someone who is. ------------------------------------------------------------------------- This SF.net email is sponsored by: Microsoft Defy all challenges. Microsoft(R) Visual Studio 2005. http://clk.atdmt.com/MRT/go/vse0120000070mrt/direct/01/ _______________________________________________ acpi-bugzilla mailing list acpi-bugzilla@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/acpi-bugzilla