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| author | Jisheng Zhang <jszhang@kernel.org> | 2021-12-06 18:03:52 +0300 |
|---|---|---|
| committer | Palmer Dabbelt <palmer@rivosinc.com> | 2022-01-19 20:56:33 +0300 |
| commit | fe036db7d8a93cfbfd254f76e0ecf81aecbbf6b4 (patch) | |
| tree | 64e955fc06966a954f3f3f556e4c0cec4c49768a /arch/riscv | |
| parent | 3274a6ef3b1bd9faef940c40ef201723d5d3d056 (diff) | |
| download | linux-fe036db7d8a93cfbfd254f76e0ecf81aecbbf6b4.tar.xz | |
riscv: mm: init: try IS_ENABLED(CONFIG_XIP_KERNEL) instead of #ifdef
Try our best to replace the conditional compilation using
"#ifdef CONFIG_XIP_KERNEL" with "IS_ENABLED(CONFIG_XIP_KERNEL)", to
simplify the code and to increase compile coverage.
Signed-off-by: Jisheng Zhang <jszhang@kernel.org>
Reviewed-by: Alexandre Ghiti <alex@ghiti.fr>
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
Diffstat (limited to 'arch/riscv')
| -rw-r--r-- | arch/riscv/mm/init.c | 16 |
1 files changed, 7 insertions, 9 deletions
diff --git a/arch/riscv/mm/init.c b/arch/riscv/mm/init.c index f96acd26801f..b20d6d2e184c 100644 --- a/arch/riscv/mm/init.c +++ b/arch/riscv/mm/init.c @@ -161,13 +161,13 @@ early_param("mem", early_mem); static void __init setup_bootmem(void) { phys_addr_t vmlinux_end = __pa_symbol(&_end); - phys_addr_t vmlinux_start = __pa_symbol(&_start); phys_addr_t max_mapped_addr; - phys_addr_t phys_ram_end; + phys_addr_t phys_ram_end, vmlinux_start; -#ifdef CONFIG_XIP_KERNEL - vmlinux_start = __pa_symbol(&_sdata); -#endif + if (IS_ENABLED(CONFIG_XIP_KERNEL)) + vmlinux_start = __pa_symbol(&_sdata); + else + vmlinux_start = __pa_symbol(&_start); memblock_enforce_memory_limit(memory_limit); @@ -183,11 +183,9 @@ static void __init setup_bootmem(void) */ memblock_reserve(vmlinux_start, vmlinux_end - vmlinux_start); - phys_ram_end = memblock_end_of_DRAM(); -#ifndef CONFIG_XIP_KERNEL - phys_ram_base = memblock_start_of_DRAM(); -#endif + if (!IS_ENABLED(CONFIG_XIP_KERNEL)) + phys_ram_base = memblock_start_of_DRAM(); /* * memblock allocator is not aware of the fact that last 4K bytes of * the addressable memory can not be mapped because of IS_ERR_VALUE |