From d7a8671e7e86bd832966053116a838f55ee6fbdb Mon Sep 17 00:00:00 2001
From: bunnie <bunnie@kosagi.com>
Date: Tue, 21 May 2024 01:07:59 +0800
Subject: [PATCH] allow a process to identify itself

this makes debugging code a lot more ergonomic. I don't think
this impacts security...
---
 kernel/src/arch/riscv/process.rs | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/kernel/src/arch/riscv/process.rs b/kernel/src/arch/riscv/process.rs
index 45908d123..4b7793984 100644
--- a/kernel/src/arch/riscv/process.rs
+++ b/kernel/src/arch/riscv/process.rs
@@ -543,6 +543,11 @@ impl Process {
         }
         None
     }
+
+    /// This is used by debugging routines to sanity check state, which are typically #[cfg]'d out
+    /// but with complicated overlapping rules that constantly change. Hence, the #[allow(dead_code)].
+    #[allow(dead_code)]
+    pub fn pid(&self) -> PID { self.pid }
 }
 
 impl Thread {