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author | Guo Ren | 2019-01-12 09:16:27 +0100 |
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committer | Palmer Dabbelt | 2019-01-24 02:51:53 +0100 |
commit | 28198c4639b39899a728ac89aea29d2a7a72562f (patch) | |
tree | d29e49f5c983f4a1c93327b6f65099851840d67a /arch/riscv/mm | |
parent | tty/serial: use uart_console_write in the RISC-V SBL early console (diff) | |
download | kernel-qcow2-linux-28198c4639b39899a728ac89aea29d2a7a72562f.tar.gz kernel-qcow2-linux-28198c4639b39899a728ac89aea29d2a7a72562f.tar.xz kernel-qcow2-linux-28198c4639b39899a728ac89aea29d2a7a72562f.zip |
riscv: fixup max_low_pfn with PFN_DOWN.
max_low_pfn should be pfn_size not byte_size.
Signed-off-by: Guo Ren <ren_guo@c-sky.com>
Signed-off-by: Mao Han <mao_han@c-sky.com>
Signed-off-by: Palmer Dabbelt <palmer@sifive.com>
Diffstat (limited to 'arch/riscv/mm')
-rw-r--r-- | arch/riscv/mm/init.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/riscv/mm/init.c b/arch/riscv/mm/init.c index 1d9bfaff60bc..658ebf645f42 100644 --- a/arch/riscv/mm/init.c +++ b/arch/riscv/mm/init.c @@ -28,7 +28,8 @@ static void __init zone_sizes_init(void) unsigned long max_zone_pfns[MAX_NR_ZONES] = { 0, }; #ifdef CONFIG_ZONE_DMA32 - max_zone_pfns[ZONE_DMA32] = PFN_DOWN(min(4UL * SZ_1G, max_low_pfn)); + max_zone_pfns[ZONE_DMA32] = PFN_DOWN(min(4UL * SZ_1G, + (unsigned long) PFN_PHYS(max_low_pfn))); #endif max_zone_pfns[ZONE_NORMAL] = max_low_pfn; |