tree e662613f6ef4629ec8504502a87079c9b93117da
parent bd399063976c6c7a09beb4730ed1d93cadbcc739
author Borislav Petkov <borislav.petkov@amd.com> 1323091717 +0100
committer Borislav Petkov <borislav.petkov@amd.com> 1323091717 +0100

x86: Document rdmsr_safe restrictions

Recently, I got bitten by using rdmsr_safe too early in the boot
process. Document its shortcomings for future reference.

Link: http://lkml.kernel.org/r/4ED5B70F.606@lwfinger.net
Signed-off-by: Borislav Petkov <borislav.petkov@amd.com>