From 51a9f78625d9e31afb8f54dedb13b798eb0ead3f Mon Sep 17 00:00:00 2001
From: SamrutGadde <samrut.gadde@gmail.com>
Date: Wed, 1 May 2024 19:09:00 -0500
Subject: [PATCH] hypervisor: aarch64: Use thiserror for errors

Updated error enums in hypervisor under aarch64 to use thiserror crate

Signed-off-by: SamrutGadde <samrut.gadde@gmail.com>
---
 hypervisor/src/arch/aarch64/gic.rs | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/hypervisor/src/arch/aarch64/gic.rs b/hypervisor/src/arch/aarch64/gic.rs
index c18fc2c5c..ecead2dd8 100644
--- a/hypervisor/src/arch/aarch64/gic.rs
+++ b/hypervisor/src/arch/aarch64/gic.rs
@@ -5,15 +5,19 @@
 use crate::{CpuState, GicState, HypervisorDeviceError, HypervisorVmError};
 use std::any::Any;
 use std::result;
+use thiserror::Error;
 
 /// Errors thrown while setting up the VGIC.
-#[derive(Debug)]
+#[derive(Debug, Error)]
 pub enum Error {
     /// Error while calling KVM ioctl for setting up the global interrupt controller.
+    #[error("Failed creating GIC device: {0}")]
     CreateGic(HypervisorVmError),
     /// Error while setting device attributes for the GIC.
+    #[error("Failed setting device attributes for the GIC: {0}")]
     SetDeviceAttribute(HypervisorDeviceError),
     /// Error while getting device attributes for the GIC.
+    #[error("Failed getting device attributes for the GIC: {0}")]
     GetDeviceAttribute(HypervisorDeviceError),
 }
 pub type Result<T> = result::Result<T, Error>;