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| author | Atish Patra <atish.patra@wdc.com> | 2020-12-18 16:13:56 -0800 |
|---|---|---|
| committer | Palmer Dabbelt <palmerdabbelt@google.com> | 2020-12-21 21:02:14 -0800 |
| commit | de043da0b9e71147ca610ed542d34858aadfc61c (patch) | |
| tree | df0bafd5de234744423ec2bacbfca4f459216c49 /arch | |
| parent | e2ae634014d3a8839a99f8897b3f6346a133a33b (diff) | |
| download | linux-de043da0b9e71147ca610ed542d34858aadfc61c.tar.bz2 | |
RISC-V: Fix usage of memblock_enforce_memory_limit
memblock_enforce_memory_limit accepts the maximum memory size not the
maximum address that can be handled by kernel. Fix the function invocation
accordingly.
Fixes: 1bd14a66ee52 ("RISC-V: Remove any memblock representing unusable memory area")
Cc: stable@vger.kernel.org
Reported-by: Bin Meng <bin.meng@windriver.com>
Tested-by: Bin Meng <bin.meng@windriver.com>
Acked-by: Mike Rapoport <rppt@linux.ibm.com>
Signed-off-by: Atish Patra <atish.patra@wdc.com>
Signed-off-by: Palmer Dabbelt <palmerdabbelt@google.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/riscv/mm/init.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/riscv/mm/init.c b/arch/riscv/mm/init.c index 13ba533f462b..bf5379135e39 100644 --- a/arch/riscv/mm/init.c +++ b/arch/riscv/mm/init.c @@ -176,7 +176,7 @@ void __init setup_bootmem(void) * Make sure that any memory beyond mem_start + (-PAGE_OFFSET) is removed * as it is unusable by kernel. */ - memblock_enforce_memory_limit(mem_start - PAGE_OFFSET); + memblock_enforce_memory_limit(-PAGE_OFFSET); /* Reserve from the start of the kernel to the end of the kernel */ memblock_reserve(vmlinux_start, vmlinux_end - vmlinux_start); |