Messages in this thread Patch in this message | | | From | Atish Patra <> | Subject | [v4 PATCH 3/8] RISC-V: Remove NR_CPUs check during hartid search from DT | Date | Tue, 12 Feb 2019 03:10:07 -0800 |
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In non-smp configuration, hartid can be higher that NR_CPUS. riscv_of_processor_hartid should not be compared to hartid to NR_CPUS in that case. Moreover, this function checks all the DT properties of a hart node. NR_CPUS comparison seems out of place.
Signed-off-by: Atish Patra <atish.patra@wdc.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Anup Patel <anup@brainfault.org> --- arch/riscv/kernel/cpu.c | 4 ---- 1 file changed, 4 deletions(-)
diff --git a/arch/riscv/kernel/cpu.c b/arch/riscv/kernel/cpu.c index d1d9bfd5..cf2fca12 100644 --- a/arch/riscv/kernel/cpu.c +++ b/arch/riscv/kernel/cpu.c @@ -34,10 +34,6 @@ int riscv_of_processor_hartid(struct device_node *node) pr_warn("Found CPU without hart ID\n"); return -ENODEV; } - if (hart >= NR_CPUS) { - pr_info("Found hart ID %d, which is above NR_CPUs. Disabling this hart\n", hart); - return -ENODEV; - } if (!of_device_is_available(node)) { pr_info("CPU with hartid=%d is not available\n", hart); -- 2.7.4
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