ACPI: add boot option acpi=copy_dsdt to fix corrupt DSDT
authorLin Ming <ming.m.lin@intel.com>
Thu, 8 Apr 2010 06:34:27 +0000 (14:34 +0800)
committerLen Brown <len.brown@intel.com>
Tue, 20 Apr 2010 14:43:16 +0000 (10:43 -0400)
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 <ming.m.lin@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>

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