manager: Add require new kernel version.

manager/app/src/main/java/me/weishu/kernelsu/Natives.kt

@@ -12,6 +12,10 @@ object Natives {
     const val DEFAULT_ROOT_PROFILE_KEY = "_root_default_"
     const val DEFAULT_NON_ROOT_PROFILE_KEY = "_non_root_default_"
 
+    // minimal supported kernel version
+    // 10915: allowlist breaking change
+    const val MINIMAL_SUPPORTED_KERNEL = 10916
+
     init {
         System.loadLibrary("kernelsu")
     }
@@ -39,6 +43,9 @@ object Natives {
     external fun getAppProfile(key: String?, uid: Int): Profile
     external fun setAppProfile(profile: Profile?): Boolean
 
+    fun requireNewKernel(): Boolean {
+        return version < MINIMAL_SUPPORTED_KERNEL
+    }
 
     @Immutable
     @Parcelize

manager/app/src/main/java/me/weishu/kernelsu/ui/MainActivity.kt

@@ -66,9 +66,10 @@ class MainActivity : ComponentActivity() {
 @Composable
 private fun BottomBar(navController: NavHostController) {
     val isManager = Natives.becomeManager(ksuApp.packageName)
+    val fullFeatured = isManager && !Natives.requireNewKernel()
     NavigationBar(tonalElevation = 8.dp) {
         BottomBarDestination.values().forEach { destination ->
-            if (!isManager && destination.rootRequired) return@forEach
+            if (!fullFeatured && destination.rootRequired) return@forEach
             val isCurrentDestOnBackStack by navController.isRouteOnBackStackAsState(destination.direction)
             NavigationBarItem(
                 selected = isCurrentDestOnBackStack,

manager/app/src/main/java/me/weishu/kernelsu/ui/screen/Home.kt

@@ -59,6 +59,14 @@ fun HomeScreen(navigator: DestinationsNavigator) {
             val ksuVersion = if (isManager) Natives.version else null
 
             StatusCard(kernelVersion, ksuVersion)
+            if (Natives.requireNewKernel()) {
+                WarningCard(
+                    stringResource(id = R.string.require_kernel_version).format(
+                        ksuVersion,
+                        Natives.MINIMAL_SUPPORTED_KERNEL
+                    )
+                )
+            }
             InfoCard()
             DonateCard()
             LearnMoreCard()
@@ -159,7 +167,10 @@ private fun StatusCard(kernelVersion: KernelVersion, ksuVersion: Int?) {
                         )
                         Spacer(Modifier.height(4.dp))
                         Text(
-                            text = stringResource(R.string.home_superuser_count, getSuperuserCount()),
+                            text = stringResource(
+                                R.string.home_superuser_count,
+                                getSuperuserCount()
+                            ),
                             style = MaterialTheme.typography.bodyMedium
                         )
                         Spacer(Modifier.height(4.dp))
@@ -169,6 +180,7 @@ private fun StatusCard(kernelVersion: KernelVersion, ksuVersion: Int?) {
                         )
                     }
                 }
+
                 kernelVersion.isGKI() -> {
                     Icon(Icons.Outlined.Warning, stringResource(R.string.home_not_installed))
                     Column(Modifier.padding(start = 20.dp)) {
@@ -183,6 +195,7 @@ private fun StatusCard(kernelVersion: KernelVersion, ksuVersion: Int?) {
                         )
                     }
                 }
+
                 else -> {
                     Icon(Icons.Outlined.Block, stringResource(R.string.home_unsupported))
                     Column(Modifier.padding(start = 20.dp)) {
@@ -203,6 +216,29 @@ private fun StatusCard(kernelVersion: KernelVersion, ksuVersion: Int?) {
     }
 }
 
+@Composable
+fun WarningCard(message: String) {
+    ElevatedCard(
+        colors = CardDefaults.elevatedCardColors(
+            containerColor = MaterialTheme.colorScheme.error
+        )
+    ) {
+        Row(
+            modifier = Modifier
+                .fillMaxWidth()
+                .padding(24.dp),
+            verticalAlignment = Alignment.CenterVertically
+        ) {
+            Column() {
+                Text(
+                    text = message,
+                    style = MaterialTheme.typography.bodyMedium
+                )
+            }
+        }
+    }
+}
+
 @Composable
 fun LearnMoreCard() {
     val uriHandler = LocalUriHandler.current

manager/app/src/main/java/me/weishu/kernelsu/ui/screen/Module.kt

@@ -51,10 +51,9 @@ fun ModuleScreen(navigator: DestinationsNavigator) {
     }
 
     val isSafeMode = Natives.isSafeMode
-    val isKSUVersionInvalid = Natives.version < 0
     val hasMagisk = hasMagisk()
 
-    val hideInstallButton = isSafeMode || isKSUVersionInvalid || hasMagisk
+    val hideInstallButton = isSafeMode || hasMagisk
 
     Scaffold(topBar = {
         TopBar()
@@ -93,11 +92,6 @@ fun ModuleScreen(navigator: DestinationsNavigator) {
         ConfirmDialog()
 
         when {
-            isKSUVersionInvalid -> {
-                Box(modifier = Modifier.fillMaxSize(), contentAlignment = Alignment.Center) {
-                    Text(stringResource(R.string.require_kernel_version_8))
-                }
-            }
             hasMagisk -> {
                 Box(
                     modifier = Modifier

manager/app/src/main/res/values-zh-rCN/strings.xml

@@ -61,6 +61,7 @@
     <string name="home_support_title">支持开发</string>
     <string name="home_support_content">KernelSU 将保持免费和开源，向开发者捐赠以表示支持。</string>
     <string name="about_source_code"><![CDATA[在 %1$s 查看源码<br/>加入我们的 %2$s 频道<br/>加入我们的 <b><a href="https://pd.qq.com/s/8lipl1brp">QQ 频道</a></b>]]></string>
+    <string name="require_kernel_version">当前内核版本： %d 过低，管理器无法正常工作，请升级内核版本至 %d 或以上！</string>
     <string name="app_profile_title1">应用</string>
     <string name="app_profile_title0">全局</string>
     <string name="app_profile_allowlist">白名单</string>

manager/app/src/main/res/values/strings.xml

@@ -78,4 +78,5 @@
     <string name="profile_allow_root_request">Allow root request</string>
     <string name="failed_to_update_root_profile">Failed to update root profile for %s</string>
     <string name="failed_to_update_app_profile">Failed to update app profile for %s</string>
+    <string name="require_kernel_version">The current kernel version: %d is too low for the manager to function properly. Please upgrade to version %d or higher!</string>
 </resources>