From: Damien Le Moal damien.lemoal@wdc.com
[ Upstream commit aa2734202acc506d09c8e641db4da161f902df27 ]
Compilation errors trigger if ARCH_SPARSEMEM_ENABLE is enabled for a nommu kernel. Since the sparsemem model does not make sense anyway for the nommu case, do not allow selecting this option to always use the flatmem model.
Signed-off-by: Damien Le Moal damien.lemoal@wdc.com Reviewed-by: Anup Patel anup@brainfault.org Reviewed-by: Palmer Dabbelt palmerdabbelt@google.com Signed-off-by: Palmer Dabbelt palmerdabbelt@google.com Signed-off-by: Sasha Levin sashal@kernel.org --- arch/riscv/Kconfig | 1 + 1 file changed, 1 insertion(+)
diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig index ade9699aa0dd6..a0fa4be94a68e 100644 --- a/arch/riscv/Kconfig +++ b/arch/riscv/Kconfig @@ -101,6 +101,7 @@ config ARCH_FLATMEM_ENABLE
config ARCH_SPARSEMEM_ENABLE def_bool y + depends on MMU select SPARSEMEM_VMEMMAP_ENABLE
config ARCH_SELECT_MEMORY_MODEL