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Commit e4ea6dd8 authored by Daniel Kiss's avatar Daniel Kiss Committed by Elliott Hughes
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Zygote: Add Arm pointer authentication keychange support. 

After fork the pointer authentication keys remain the same therefore
all children of Zygote would use the same keys. Patch changes the keys
after the fork in the child process.

Test: Boot PAuth enabled build on FVP.

Change-Id: Idef451eaf88f52d9fdccc735f24917b0c3ce1fb0
parent 65530b75
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