http://bugzilla.kernel.org/show_bug.cgi?id=8477
Summary: /proc/acpi/battery/BAT0 disappeared
Kernel Version: 2.6.21 with suspend2 patch applied
Status: NEW
Severity: normal
Owner: [EMAIL PROTECTED]
Submitter: [EMAIL PROTECTED]
Most recent kernel where this bug did *NOT* occur: 2.6.20.6
Distribution: self compiled
Hardware Environment: Intel Centrino Laptop
Software Environment:
Problem Description:
/proc/acpi/battery/BAT0 (my laptop battery) is no longer available
since i use 2.6.21 - the only change i made in kernel configuration
is that i enabled the tickless option. With all versions before (including
2.6.20.6) it
worked flawlessy.
the relevant config options i use are:
#
# ACPI (Advanced Configuration and Power Interface) Support
#
CONFIG_ACPI=y
CONFIG_ACPI_SLEEP=y
CONFIG_ACPI_SLEEP_PROC_FS=y
# CONFIG_ACPI_SLEEP_PROC_SLEEP is not set
CONFIG_ACPI_PROCFS=y
CONFIG_ACPI_AC=y
CONFIG_ACPI_BATTERY=y
CONFIG_ACPI_BUTTON=y
CONFIG_ACPI_VIDEO=m
CONFIG_ACPI_FAN=y
# CONFIG_ACPI_DOCK is not set
CONFIG_ACPI_PROCESSOR=y
CONFIG_ACPI_THERMAL=y
CONFIG_ACPI_ASUS=y
# CONFIG_ACPI_IBM is not set
# CONFIG_ACPI_TOSHIBA is not set
CONFIG_ACPI_BLACKLIST_YEAR=0
# CONFIG_ACPI_DEBUG is not set
CONFIG_ACPI_EC=y
CONFIG_ACPI_POWER=y
CONFIG_ACPI_SYSTEM=y
CONFIG_X86_PM_TIMER=y
# CONFIG_ACPI_CONTAINER is not set
# CONFIG_ACPI_SBS is not set
#
# APM (Advanced Power Management) BIOS Support
#
# CONFIG_APM is not set
Steps to reproduce:
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