DragonOS-Community/DragonOS
1
1
Fork 0
mirror of https://github.com/DragonOS-Community/DragonOS.git synced 2025-06-08 18:26:48 +00:00
Code Issues Releases Wiki Activity

refactor(x86_64/process): 简化TSSManager初始化方式 (#1179)

Browse Source 
移除TSSManager::new()构造函数，改为直接初始化静态变量

Signed-off-by: longjin <longjin@DragonOS.org>
This commit is contained in:
LoGin 2025-05-27 14:03:09 +08:00 committed by GitHub
parent ef9c935732
commit e9d82983e1
No known key found for this signature in database
GPG Key ID: B5690EEEBB952194
1 changed files with 3 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
kernel/src/arch/x86_64/process/table.rs
View File

@ -16,7 +16,9 @@ pub const USER_DS: SegmentSelector = SegmentSelector::new(5, Ring::Ring3);
/// 如果改这里，记得改syscall_64里面写死的常量 /// 如果改这里，记得改syscall_64里面写死的常量
pub const USER_CS: SegmentSelector = SegmentSelector::new(6, Ring::Ring3); pub const USER_CS: SegmentSelector = SegmentSelector::new(6, Ring::Ring3);
static mut TSS_MANAGER: TSSManager = TSSManager::new(); static mut TSS_MANAGER: TSSManager = TSSManager {
tss: [TaskStateSegment::new(); PerCpu::MAX_CPU_NUM as usize],
};
extern "C" { extern "C" {
static mut GDT_Table: [u64; 512]; static mut GDT_Table: [u64; 512];
@ -36,12 +38,6 @@ pub struct TSSManager {
} }
impl TSSManager { impl TSSManager {
const fn new() -> Self {
return Self {
tss: [TaskStateSegment::new(); PerCpu::MAX_CPU_NUM as usize],
};
}
/// 获取当前CPU的TSS /// 获取当前CPU的TSS
pub unsafe fn current_tss() -> &'static mut TaskStateSegment { pub unsafe fn current_tss() -> &'static mut TaskStateSegment {
&mut TSS_MANAGER.tss[smp_get_processor_id().data() as usize] &mut TSS_MANAGER.tss[smp_get_processor_id().data() as usize]