From: Sebastian Andrzej Siewior Date: Fri, 6 Sep 2024 10:59:05 +0000 (+0200) Subject: arm64: Allow to enable PREEMPT_RT. X-Git-Tag: v6.12-rc1~119^2~1 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d8fccd9ca5f905533dc6c26cfd1f91beb8691c95;p=thirdparty%2Flinux.git 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 Signed-off-by: Thomas Gleixner Acked-by: Will Deacon Link: https://lore.kernel.org/all/20240906111841.562402-3-bigeasy@linutronix.de --- diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index ed15b876fa749..7da710b21f76e 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -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