Comment 47 for bug 1094800

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Michael Marineau (mike-marineau) wrote : Re: Toshiba z930 fails to resume after second suspend on kernel >=3.4

Turns out this has already been fixed in ACPICA so expect it in a mainline kernel near you soon. The fix is to simply not use the sleep registers unless the related reduced hardware flag is set, even if the sleep registers exist.

https://github.com/acpica/acpica/commit/34f226fa2643f1d2e6527ea4edb24947cfe1fb6a

http://article.gmane.org/gmane.linux.acpi.devel/61011