[coreboot-gerrit] Change in coreboot[master]: cpu/x86/smm: Add sinkhole mitigation to relocatable smmstub

[Arthur Heymans (Code Review)]

Arthur Heymans has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/37289 )

Change subject: cpu/x86/smm: Add sinkhole mitigation to relocatable smmstub
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Patch Set 3:

(1 comment)

https://review.coreboot.org/c/coreboot/+/37289/3/src/cpu/x86/smm/smm_stub.S 
File src/cpu/x86/smm/smm_stub.S:

https://review.coreboot.org/c/coreboot/+/37289/3/src/cpu/x86/smm/smm_stub.S@... 
PS3, Line 218: $0xfffffff0, %esp
stack is located above DEFAULT_SMM_SIZE, so the check needs to happen before accessing the stack.