x86, suspend, acpi: correct and add comments about Big Real Mode

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Explain that we set up the descriptors for Big Real Mode, and why we
do so.  In particular, one system that is known to fail without it is
the Lenovo X61.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>

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H. Peter Anvin 2008-07-14 11:44:26 -07:00

parent 3bf2e77453

commit 065cb3dfe2

1 changed files with 11 additions and 2 deletions

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arch/x86/kernel/acpi/sleep.c

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