[coreboot-gerrit] Change in coreboot[master]: arch/x86,cpu/x86: Disable the %gs and %fs segments

[Karthik Ramasubramanian (Code Review)]

Attention is currently required from: Raul Rangel, Nico Huber, Julius Werner, Arthur Heymans, Felix Held.
Karthik Ramasubramanian has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/57860 )

Change subject: arch/x86,cpu/x86: Disable the %gs and %fs segments
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Patch Set 4:

(1 comment)

File src/cpu/x86/entry32.S:

https://review.coreboot.org/c/coreboot/+/57860/comment/90588a00_89632d42 
PS4, Line 40: %eax, %eax
xor %ax, %ax?

It does not feel like making any difference. But still felt clearing more than required. Same in some other files in this change.