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ksud: report module mounted event to kernel

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weishu
2024-01-08 12:11:54 +08:00
parent 506385cfad
commit 757e69b15e
2 changed files with 8 additions and 0 deletions
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3
userspace/ksud/src/event.rs
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@@ -152,6 +152,9 @@ pub fn on_post_data_fs() -> Result<()> {
mount::AutoMountExt4::try_new(target_update_img, module_dir, false) mount::AutoMountExt4::try_new(target_update_img, module_dir, false)
.with_context(|| "mount module image failed".to_string())?; .with_context(|| "mount module image failed".to_string())?;
// tell kernel that we've mount the module, so that it can do some optimization
crate::ksu::report_module_mounted();
// if we are in safe mode, we should disable all modules // if we are in safe mode, we should disable all modules
if safe_mode { if safe_mode {
warn!("safe mode, skip post-fs-data scripts and disable all modules!"); warn!("safe mode, skip post-fs-data scripts and disable all modules!");

5
userspace/ksud/src/ksu.rs
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@@ -29,6 +29,7 @@ pub const CMD_CHECK_SAFEMODE: u64 = 9;
const EVENT_POST_FS_DATA: u64 = 1; const EVENT_POST_FS_DATA: u64 = 1;
const EVENT_BOOT_COMPLETED: u64 = 2; const EVENT_BOOT_COMPLETED: u64 = 2;
const EVENT_MODULE_MOUNTED: u64 = 3;
#[cfg(any(target_os = "linux", target_os = "android"))] #[cfg(any(target_os = "linux", target_os = "android"))]
pub fn grant_root() -> Result<()> { pub fn grant_root() -> Result<()> {
@@ -339,3 +340,7 @@ pub fn report_post_fs_data() {
pub fn report_boot_complete() { pub fn report_boot_complete() {
report_event(EVENT_BOOT_COMPLETED); report_event(EVENT_BOOT_COMPLETED);
} }
pub fn report_module_mounted() {
report_event(EVENT_MODULE_MOUNTED);
}