Messages in this thread Patch in this message | | | From | Chenxi Mao <> | Subject | [PATCH 1/1] riscv: Select ARCH_SUPPORTS_ATOMIC_RMW by default | Date | Tue, 2 Jun 2020 08:54:28 +0800 |
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Enable ARCH_SUPPORTS_ATOMIC_RMW by default to support osq_lock in mutex/rwsem locks. --- arch/riscv/Kconfig | 1 + 1 file changed, 1 insertion(+)
diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig index a31e1a41913a..cbdc605d20d9 100644 --- a/arch/riscv/Kconfig +++ b/arch/riscv/Kconfig @@ -68,6 +68,7 @@ config RISCV select ARCH_HAS_GCOV_PROFILE_ALL select HAVE_COPY_THREAD_TLS select HAVE_ARCH_KASAN if MMU && 64BIT + select ARCH_SUPPORTS_ATOMIC_RMW config ARCH_MMAP_RND_BITS_MIN default 18 if 64BIT -- 2.25.1
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