Update examples and ci

Author: adamrk

.github/workflows/ci.yaml

@@ -165,7 +165,11 @@ jobs:
             -smp 2 \
             -nographic \
             -no-reboot \
-            -append '${{ env.QEMU_APPEND }} rust_example.my_i32=123321 rust_example.my_str=🦀mod rust_example_2.my_i32=234432' \
+            -append '${{ env.QEMU_APPEND }} \
+              rust_example.my_i32=123321 \
+              rust_example.my_str=🦀mod \
+              rust_example_2.my_i32=234432 \
+              rust_example_2.my_array=1,2,3' \
             | sed s:$'\r'$:: \
             | tee qemu-stdout.log
 
@@ -191,6 +195,11 @@ jobs:
           grep '] \[3]   my_str:     🦀mod$'           qemu-stdout.log
           grep '] \[4]   my_str:     default str val$' qemu-stdout.log
 
+          grep      ']   my_array:   [0, 1]$'    qemu-stdout.log
+          grep '] \[2]   my_array:   [1, 2, 3]$' qemu-stdout.log
+          grep '] \[3]   my_array:   [0, 1]$'    qemu-stdout.log
+          grep '] \[4]   my_array:   [1, 2, 3]$' qemu-stdout.log
+
           grep '] \[3] Rust Example (exit)$' qemu-stdout.log
           grep '] \[4] Rust Example (exit)$' qemu-stdout.log
 

.github/workflows/qemu-init.sh

@@ -1,7 +1,7 @@
 #!/bin/sh
 
 busybox insmod rust_example_3.ko my_i32=345543 my_str=🦀mod
-busybox insmod rust_example_4.ko my_i32=456654 my_usize=84
+busybox insmod rust_example_4.ko my_i32=456654 my_usize=84 my_array=1,2,3
 busybox  rmmod rust_example_3.ko
 busybox  rmmod rust_example_4.ko
 

drivers/char/rust_example.rs

@@ -43,6 +43,11 @@ module! {
             permissions: 0o644,
             description: b"Example of usize",
         },
+        my_array: ArrayParam<i32, 3> {
+            default: [0, 1],
+            permissions: 0,
+            description: b"Example of array",
+        },
     },
 }
 
@@ -79,6 +84,7 @@ impl KernelModule for RustExample {
                 core::str::from_utf8(my_str.read(&lock))?
             );
             println!("  my_usize:   {}", my_usize.read(&lock));
+            println!("  my_array:   {:?}", my_array.read());
         }
 
         // Test mutexes.

drivers/char/rust_example_2.rs

@@ -33,6 +33,11 @@ module! {
             permissions: 0o644,
             description: b"Example of usize",
         },
+        my_array: ArrayParam<i32, 3> {
+            default: [0, 1],
+            permissions: 0,
+            description: b"Example of array",
+        },
     },
 }
 
@@ -54,6 +59,7 @@ impl KernelModule for RustExample2 {
                 core::str::from_utf8(my_str.read(&lock))?
             );
             println!("[2]   my_usize:   {}", my_usize.read(&lock));
+            println!("[2]   my_array:   {:?}", my_array.read());
         }
 
         // Including this large variable on the stack will trigger

drivers/char/rust_example_3.rs

@@ -33,6 +33,11 @@ module! {
             permissions: 0o644,
             description: b"Example of usize",
         },
+        my_array: ArrayParam<i32, 3> {
+            default: [0, 1],
+            permissions: 0,
+            description: b"Example of array",
+        },
     },
 }
 
@@ -54,6 +59,7 @@ impl KernelModule for RustExample3 {
                 core::str::from_utf8(my_str.read(&lock))?
             );
             println!("[3]   my_usize:   {}", my_usize.read(&lock));
+            println!("[3]   my_array:   {:?}", my_array.read());
         }
 
         // Including this large variable on the stack will trigger

drivers/char/rust_example_4.rs

@@ -33,6 +33,11 @@ module! {
             permissions: 0o644,
             description: b"Example of usize",
         },
+        my_array: ArrayParam<i32, 3> {
+            default: [0, 1],
+            permissions: 0,
+            description: b"Example of array",
+        },
     },
 }
 
@@ -54,6 +59,7 @@ impl KernelModule for RustExample4 {
                 core::str::from_utf8(my_str.read(&lock))?
             );
             println!("[4]   my_usize:   {}", my_usize.read(&lock));
+            println!("[4]   my_array:   {:?}", my_array.read());
         }
 
         // Including this large variable on the stack will trigger