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ACPI: add boot option acpi=copy_dsdt to fix corrupt DSDT
authorLin Ming <[email protected]>
Thu, 8 Apr 2010 06:34:27 +0000 (14:34 +0800)
committerLen Brown <[email protected]>
Tue, 20 Apr 2010 14:43:16 +0000 (10:43 -0400)
commitaa2110cb1a7510f9b834adfb39b05d4843a35d35
tree0dda563bb8a8251fb6f6b878f16598a3901f992ftree | snapshot
parent43323cb4c4b619414913f54fef9d492aabadd033commit | diff
ACPI: add boot option acpi=copy_dsdt to fix corrupt DSDT

Some BIOS on Toshiba machines corrupt the DSDT, so add a new
boot option acpi=copy_dsdt to workaround it.
Add warning message to ask users to use this option if corrupt DSDT detected.

Also build a DMI blacklist to check it and automatically copy DSDT.

https://bugzilla.kernel.org/show_bug.cgi?id=14679

Signed-off-by: Lin Ming <[email protected]>
Signed-off-by: Len Brown <[email protected]>
Documentation/kernel-parameters.txt diff | blob | blame | history
arch/x86/kernel/acpi/boot.c diff | blob | blame | history
drivers/acpi/acpica/tbutils.c diff | blob | blame | history
drivers/acpi/bus.c diff | blob | blame | history
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