From 3f9b766a3e19eb9dde9779adc1ea91474c3efbb5 Mon Sep 17 00:00:00 2001
From: Ian Moffett <ian@osmora.org>
Date: Fri, 24 May 2024 13:23:34 -0400
Subject: kernel: cpu: Add cpu_count() for reading 'ncpu'

Signed-off-by: Ian Moffett <ian@osmora.org>
---
 sys/include/sys/cpu.h | 1 +
 sys/kern/kern_cpu.c   | 6 ++++++
 2 files changed, 7 insertions(+)

diff --git a/sys/include/sys/cpu.h b/sys/include/sys/cpu.h
index 6697811..f22cba4 100644
--- a/sys/include/sys/cpu.h
+++ b/sys/include/sys/cpu.h
@@ -34,6 +34,7 @@
 
 #define cpu_index(ci) ci->idx
 
+size_t cpu_count(void);
 void cpu_attach(struct cpu_info *ci);
 struct cpu_info *cpu_get(size_t i);
 
diff --git a/sys/kern/kern_cpu.c b/sys/kern/kern_cpu.c
index 97a7aa4..1779244 100644
--- a/sys/kern/kern_cpu.c
+++ b/sys/kern/kern_cpu.c
@@ -68,3 +68,9 @@ cpu_get(size_t i)
 
     return ci_list[i];
 }
+
+size_t
+cpu_count(void)
+{
+    return ncpu;
+}
-- 
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