[PATCH 4.15 027/202] [Variant 3/Meltdown] arm64: entry: Hook up entry trampoline to exception vectors

4.15-stable review patch. If anyone has any objections, please let me know. -- From: Will Deacon Commit 4bf3286d29f3 upstream. Hook up the entry trampoline to our exception vectors so that all exceptions from and returns to EL0 go via the trampoline,

[PATCH 4.15 027/202] [Variant 3/Meltdown] arm64: entry: Hook up entry trampoline to exception vectors

4.15-stable review patch. If anyone has any objections, please let me know. -- From: Will Deacon Commit 4bf3286d29f3 upstream. Hook up the entry trampoline to our exception vectors so that all exceptions from and returns to EL0 go via the trampoline, which swizzles the