From 188297a70053a59fddcca7dc598ae4adfaef4199 Mon Sep 17 00:00:00 2001 From: Ian Moffett Date: Wed, 20 Aug 2025 00:35:47 -0400 Subject: kernel/amd64: Add preemptable flag to cpu_info Add a new 'preempt' field to cpu_info' to indicate if that specific processor is preemptable. Signed-off-by: Ian Moffett --- sys/include/arch/amd64/cpu.h | 1 + 1 file changed, 1 insertion(+) (limited to 'sys/include/arch') diff --git a/sys/include/arch/amd64/cpu.h b/sys/include/arch/amd64/cpu.h index 6ed675e..cf073fe 100644 --- a/sys/include/arch/amd64/cpu.h +++ b/sys/include/arch/amd64/cpu.h @@ -58,6 +58,7 @@ struct cpu_info { uint32_t apicid; uint32_t feat; uint32_t vendor; /* Vendor (see CPU_VENDOR_*) */ + uint8_t preempt : 1; /* CPU is preemptable */ uint8_t ipi_dispatch : 1; /* 1: IPIs being dispatched */ uint8_t ipi_id; ipi_pend_t ipi_pending[N_IPIVEC]; -- cgit v1.2.3