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Kernel: Keep track of thread user and system time separately

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Bananymous
2026-08-19 21:32:36 +03:00
parent f0a114f4e5
commit 8cd9e6dfa8
4 changed files with 53 additions and 17 deletions
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kernel/include/kernel/Thread.h
+8 -2
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@@ -124,10 +124,14 @@ namespace Kernel
bool is_userspace() const { return m_is_userspace; }
uint64_t cpu_time_ns() const;
uint64_t cpu_time_total_ns() const;
void cpu_time_ns(uint64_t& user_ns, uint64_t& system_ns) const;
void set_cpu_time_start();
void set_cpu_time_stop();
void set_is_in_syscall(bool is_in_syscall);
bool is_in_syscall() const { return m_is_in_syscall; }
void update_processor_index_address();
void set_fsbase(vaddr_t base) { m_fsbase = base; }
@@ -200,8 +204,10 @@ namespace Kernel
static_assert(_SIGMAX < 64);
mutable SpinLock m_cpu_time_lock;
uint64_t m_cpu_time_ns { 0 };
uint64_t m_cpu_time_user_ns { 0 };
uint64_t m_cpu_time_system_ns { 0 };
uint64_t m_cpu_time_start_ns { UINT64_MAX };
BAN::Atomic<bool> m_is_in_syscall { false };
BAN::Atomic<uint32_t> m_spinlock_count { 0 };
BAN::Atomic<uint32_t> m_mutex_count { 0 };