The following commit has been merged into the sched/rt branch of tip: Commit-ID: 41639286fd0b2538de8cfe3e99db18ed0df520cd Gitweb: https://git.kernel.org/tip/41639286fd0b2538de8cfe3e99db18ed0df520cd Author: Sebastian Andrzej Siewior <bigeasy@xxxxxxxxxxxxx> AuthorDate: Fri, 06 Sep 2024 12:59:06 +02:00 Committer: Thomas Gleixner <tglx@xxxxxxxxxxxxx> CommitterDate: Mon, 09 Sep 2024 19:24:11 +02:00 riscv: Allow to enable PREEMPT_RT. It is really time. riscv 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 riscv. Signed-off-by: Sebastian Andrzej Siewior <bigeasy@xxxxxxxxxxxxx> Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx> Tested-by: Nam Cao <namcao@xxxxxxxxxxxxx> # Visionfive 2 Link: https://lore.kernel.org/all/20240906111841.562402-4-bigeasy@xxxxxxxxxxxxx --- arch/riscv/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig index 0f3cd7c..b03f6d2 100644 --- a/arch/riscv/Kconfig +++ b/arch/riscv/Kconfig @@ -64,6 +64,7 @@ config RISCV select ARCH_SUPPORTS_LTO_CLANG_THIN if LLD_VERSION >= 140000 select ARCH_SUPPORTS_PAGE_TABLE_CHECK if MMU select ARCH_SUPPORTS_PER_VMA_LOCK if MMU + select ARCH_SUPPORTS_RT select ARCH_SUPPORTS_SHADOW_CALL_STACK if HAVE_SHADOW_CALL_STACK select ARCH_USE_CMPXCHG_LOCKREF if 64BIT select ARCH_USE_MEMTEST
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