init, x86: Move mem_encrypt_init() into arch_cpu_finalize_init()

stable inclusion
from stable-v5.10.189
commit 18fcd72da1ed6166f1cbb03f713bed50c839fc22
category: bugfix
bugzilla: https://gitee.com/openeuler/intel-kernel/issues/I8LVBS
CVE: N/A
Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=18fcd72da1ed6166f1cbb03f713bed50c839fc22



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Intel-SIG: commit 18fcd72da1ed ("init, x86: Move mem_encrypt_init() into arch_cpu_finalize_init()")
Backport x86 related patches from 5.10.189 upstream

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commit 439e1757 upstream

Invoke the X86ism mem_encrypt_init() from X86 arch_cpu_finalize_init() and
remove the weak fallback from the core code.

No functional change.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/r/20230613224545.670360645@linutronix.de


Signed-off-by: Daniel Sneddon <daniel.sneddon@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Aichun Shi <aichun.shi@intel.com>