From: George Guo <guodongtai@kylinos.cn>
Add select HAVE_CMPXCHG_DOUBLE and select HAVE_ALIGNED_STRUCT_PAGE in Kconfig
to enable 128-bit atomic cmpxchg support on LoongArch.
Signed-off-by: George Guo <guodongtai@kylinos.cn>
---
arch/loongarch/Kconfig | 2 ++
1 file changed, 2 insertions(+)
diff --git a/arch/loongarch/Kconfig b/arch/loongarch/Kconfig
index 5b1116733d881bc2b1b43fb93f20367add4dbc54..6fb2c253969f9ddece5478920423d7326c3ec046 100644
--- a/arch/loongarch/Kconfig
+++ b/arch/loongarch/Kconfig
@@ -114,6 +114,7 @@ config LOONGARCH
select GENERIC_TIME_VSYSCALL
select GPIOLIB
select HAS_IOPORT
+ select HAVE_ALIGNED_STRUCT_PAGE
select HAVE_ARCH_AUDITSYSCALL
select HAVE_ARCH_JUMP_LABEL
select HAVE_ARCH_JUMP_LABEL_RELATIVE
@@ -140,6 +141,7 @@ config LOONGARCH
select HAVE_DYNAMIC_FTRACE_WITH_DIRECT_CALLS
select HAVE_DYNAMIC_FTRACE_WITH_REGS
select HAVE_EBPF_JIT
+ select HAVE_CMPXCHG_DOUBLE
select HAVE_EFFICIENT_UNALIGNED_ACCESS if !ARCH_STRICT_ALIGN
select HAVE_EXIT_THREAD
select HAVE_GENERIC_TIF_BITS
--
2.48.1