Re: backlight: oops in __mutex_lock_slowpath during head /sys/class/graphics/fb0/* in 2.6.18
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From: Olaf Hering <hidden>
Date: 2006-09-22 11:27:17
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On Thu, Sep 21, Michael Hanselmann wrote:
What about the patch below? Does it work for you?
Appears to work. tangerine:~ # head /sys/class/graphics/fb0/* ==> /sys/class/graphics/fb0/bits_per_pixel <== 8 ==> /sys/class/graphics/fb0/bl_curve <== head: error reading `/sys/class/graphics/fb0/bl_curve': No such device ==> /sys/class/graphics/fb0/blank <== ==> /sys/class/graphics/fb0/console <== ==> /sys/class/graphics/fb0/cursor <== ==> /sys/class/graphics/fb0/dev <== 29:0 ==> /sys/class/graphics/fb0/mode <== ==> /sys/class/graphics/fb0/modes <== U:832x624p-74 ==> /sys/class/graphics/fb0/name <== valkyrie ==> /sys/class/graphics/fb0/pan <== 0,0 ==> /sys/class/graphics/fb0/rotate <== 0 ==> /sys/class/graphics/fb0/state <== 0 ==> /sys/class/graphics/fb0/stride <== 832 ==> /sys/class/graphics/fb0/subsystem <== head: error reading `/sys/class/graphics/fb0/subsystem': Is a directory head: cannot open `/sys/class/graphics/fb0/uevent' for reading: Permission denied ==> /sys/class/graphics/fb0/virtual_size <== 832,624