arm64: Allow to enable PREEMPT_RT.

It is really time.

arm64 has all the required architecture related changes, that have been
identified over time, in order to enable PREEMPT_RT. With the recent
printk changes, the last known road block has been addressed.

Allow to enable PREEMPT_RT on arm64.

Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Will Deacon <will@kernel.org>
Link: https://lore.kernel.org/all/20240906111841.562402-3-bigeasy@linutronix.de
This commit is contained in:
Sebastian Andrzej Siewior 2024-09-06 12:59:05 +02:00 committed by Thomas Gleixner
parent d2d6422f8b
commit d8fccd9ca5

View File

@ -100,6 +100,7 @@ config ARM64
select ARCH_SUPPORTS_NUMA_BALANCING
select ARCH_SUPPORTS_PAGE_TABLE_CHECK
select ARCH_SUPPORTS_PER_VMA_LOCK
select ARCH_SUPPORTS_RT
select ARCH_WANT_BATCHED_UNMAP_TLB_FLUSH
select ARCH_WANT_COMPAT_IPC_PARSE_VERSION if COMPAT
select ARCH_WANT_DEFAULT_BPF_JIT