Change in coreboot[master]: cpu/intel/microcode: Add caching layer around intel_microcode_find

[Arthur Heymans (Code Review)]

Attention is currently required from: Patrick Rudolph.
Arthur Heymans has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/49896 )

Change subject: cpu/intel/microcode: Add caching layer around intel_microcode_find
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Patch Set 4:

(1 comment)

File src/cpu/intel/microcode/microcode.c:

https://review.coreboot.org/c/coreboot/+/49896/comment/67c5e491_462a0cfd 
PS4, Line 122: const struct microcode *ucode_updates;
any reason to not make this a static variable and return it if non zero?