Messages in this thread Patch in this message | | | From | Sasha Levin <> | Subject | [PATCH AUTOSEL 5.4 27/35] riscv: Force flat memory model with no-mmu | Date | Sun, 15 Mar 2020 22:34:03 -0400 |
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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 -- 2.20.1
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