Change in coreboot[master]: cpu/x86/entry16.S: Make Intel CBnT TOCTOU safe

[Arthur Heymans (Code Review)]

Attention is currently required from: Christian Walter, Angel Pons, Kyösti Mälkki, Patrick Rudolph.
Arthur Heymans has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/54010 )

Change subject: cpu/x86/entry16.S: Make Intel CBnT TOCTOU safe
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Patch Set 2:

(3 comments)

File src/include/cpu/intel/msr.h:

https://review.coreboot.org/c/coreboot/+/54010/comment/9a2b6025_5b31bcc4 
PS2, Line 17:
> For consistency with the other definitions, could you please indent these with tabs?

Done

https://review.coreboot.org/c/coreboot/+/54010/comment/1aecd798_fb17d15e 
PS2, Line 18:
> nit: the bitfield macros for the other MSRs have an additional space after `#define`

Done

https://review.coreboot.org/c/coreboot/+/54010/comment/1ebf1055_b6777fc0 
PS2, Line 23: (1 << 32)
> Isn't this shift undefined behavior?

Done