This regression was reported following an upgrade from 3.2.23 to 3.2.32. On Tue, 2012-11-06 at 01:31 -0800, ryan wrote: > Package: src:linux > Version: 3.2.32-1 > Severity: normal > > Dear Maintainer, > > After an update to linux-image-3.2.0-4-amd64 from linux-image-3.2.0-3-amd64, > I noticed boots were taking longer. > I saw "Waiting for /dev to be fully populated", so I disabled quiet boot... > I saw loading the module asus_laptop (asus-laptop.ko) was taking well over 11 > seconds. > I tried booting my prior kernel 3.2.0-3-amd64 (3.2.23-1), and it was rapid, > with no pause at all: > Nov 5 22:33:12 lt kernel: [ 1.907061] input: Power Button as > /devices/LNXSYSTM:00/LNXPWRBN:00/input/input3 > Nov 5 22:33:12 lt kernel: [ 1.907156] ACPI: Power Button [PWRF] > Nov 5 22:33:12 lt kernel: [ 1.912961] ACPI: AC Adapter [AC0] (on-line) > Nov 5 22:33:12 lt kernel: [ 1.913853] usbcore: registered new interface > driver usbfs > Nov 5 22:33:12 lt kernel: [ 1.913959] usbcore: registered new interface > driver hub > Nov 5 22:33:12 lt kernel: [ 1.919356] [drm] Initialized drm 1.1.0 20060810 > Nov 5 22:33:12 lt kernel: [ 1.921039] asus_laptop: Asus Laptop Support > version 0.42 > Nov 5 22:33:12 lt kernel: [ 1.921330] asus_laptop: UL30A model detected > Nov 5 22:33:12 lt kernel: [ 1.922105] asus_laptop: Backlight controlled > by ACPI video driver > Nov 5 22:33:12 lt kernel: [ 1.922265] input: Asus Laptop extra buttons as > /devices/platform/asus_laptop/input/input4 > Nov 5 22:33:12 lt kernel: [ 1.932089] usbcore: registered new device > driver usb [...]
With the new version the result is: > [ 49.212691] asus_laptop: Asus Laptop Support version 0.42 > [ 49.213050] asus_laptop: UL30A model detected > [ 61.516586] asus_laptop: HWRS returned 80 > [ 140.393870] asus_laptop: Backlight controlled by ACPI video driver > [ 140.394023] input: Asus Laptop extra button as > /devices/platform/asus_laptop/input/input11 [...] This is presumably due to fixing the typo in the name 'HWRS'. Seems like a BIOS bug, but is there anything that can be done about it? Would it make sense to restrict which models this method is used on? Ben. -- Ben Hutchings The program is absolutely right; therefore, the computer must be wrong.
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