RISC-V: enable dynamic ftrace for RV32I

The RISC-V mcount function is now capable of supporting RV32I so make it
available in the kernel config.

Signed-off-by: Jamie Iles <jamie@jamieiles.com>
Link: https://lore.kernel.org/r/20221115200832.706370-5-jamie@jamieiles.com
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>

diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig
index 6b48a3a..5ae4f7c 100644 (file)
--- a/arch/riscv/Kconfig
+++ b/arch/riscv/Kconfig
@@ -129,6 +129,11 @@ config RISCV
        select TRACE_IRQFLAGS_SUPPORT
        select UACCESS_MEMCPY if !MMU
        select ZONE_DMA32 if 64BIT
+       select HAVE_DYNAMIC_FTRACE if !XIP_KERNEL && MMU && $(cc-option,-fpatchable-function-entry=8)
+       select HAVE_DYNAMIC_FTRACE_WITH_REGS if HAVE_DYNAMIC_FTRACE
+       select HAVE_FTRACE_MCOUNT_RECORD if !XIP_KERNEL
+       select HAVE_FUNCTION_GRAPH_TRACER
+       select HAVE_FUNCTION_TRACER if !XIP_KERNEL
 
 config ARCH_MMAP_RND_BITS_MIN
        default 18 if 64BIT
@@ -274,11 +279,6 @@ config ARCH_RV64I
        bool "RV64I"
        select 64BIT
        select ARCH_SUPPORTS_INT128 if CC_HAS_INT128
-       select HAVE_DYNAMIC_FTRACE if !XIP_KERNEL && MMU && $(cc-option,-fpatchable-function-entry=8)
-       select HAVE_DYNAMIC_FTRACE_WITH_REGS if HAVE_DYNAMIC_FTRACE
-       select HAVE_FTRACE_MCOUNT_RECORD if !XIP_KERNEL
-       select HAVE_FUNCTION_GRAPH_TRACER
-       select HAVE_FUNCTION_TRACER if !XIP_KERNEL
        select SWIOTLB if MMU
 
 endchoice