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procstat&sysstat

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Leonmmcoset
2026-04-17 21:14:40 +08:00
parent d4c2c62543
commit 081b0d391a
10 changed files with 726 additions and 4 deletions
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87
clks/kernel/syscall.c
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@@ -32,6 +32,8 @@
#define CLKS_SYSCALL_KDBG_STACK_WINDOW_BYTES (128ULL * 1024ULL)
#define CLKS_SYSCALL_KERNEL_SYMBOL_FILE "/system/kernel.sym"
#define CLKS_SYSCALL_KERNEL_ADDR_BASE 0xFFFF800000000000ULL
#define CLKS_SYSCALL_STATS_MAX_ID CLKS_SYSCALL_STATS_RECENT_ID
#define CLKS_SYSCALL_STATS_RING_SIZE 256U
struct clks_syscall_frame {
u64 rax;
@@ -73,6 +75,12 @@ static clks_bool clks_syscall_last_frame_valid = CLKS_FALSE;
static clks_bool clks_syscall_symbols_checked = CLKS_FALSE;
static const char *clks_syscall_symbols_data = CLKS_NULL;
static u64 clks_syscall_symbols_size = 0ULL;
static u64 clks_syscall_stats_total = 0ULL;
static u64 clks_syscall_stats_id_count[CLKS_SYSCALL_STATS_MAX_ID + 1ULL];
static u64 clks_syscall_stats_recent_id_count[CLKS_SYSCALL_STATS_MAX_ID + 1ULL];
static u16 clks_syscall_stats_recent_ring[CLKS_SYSCALL_STATS_RING_SIZE];
static u32 clks_syscall_stats_recent_head = 0U;
static u32 clks_syscall_stats_recent_size = 0U;
#if defined(CLKS_ARCH_X86_64)
static inline void clks_syscall_outb(u16 port, u8 value) {
@@ -1492,6 +1500,75 @@ static void clks_syscall_serial_write_hex64(u64 value) {
}
}
static void clks_syscall_stats_reset(void) {
clks_syscall_stats_total = 0ULL;
clks_memset(clks_syscall_stats_id_count, 0, sizeof(clks_syscall_stats_id_count));
clks_memset(clks_syscall_stats_recent_id_count, 0, sizeof(clks_syscall_stats_recent_id_count));
clks_memset(clks_syscall_stats_recent_ring, 0, sizeof(clks_syscall_stats_recent_ring));
clks_syscall_stats_recent_head = 0U;
clks_syscall_stats_recent_size = 0U;
}
static void clks_syscall_stats_record(u64 id) {
u16 ring_id = 0xFFFFU;
clks_syscall_stats_total++;
if (id <= CLKS_SYSCALL_STATS_MAX_ID) {
clks_syscall_stats_id_count[id]++;
}
if (id <= 0xFFFFULL) {
ring_id = (u16)id;
}
if (clks_syscall_stats_recent_size >= CLKS_SYSCALL_STATS_RING_SIZE) {
u64 old_id = (u64)clks_syscall_stats_recent_ring[clks_syscall_stats_recent_head];
if (old_id <= CLKS_SYSCALL_STATS_MAX_ID && clks_syscall_stats_recent_id_count[old_id] > 0ULL) {
clks_syscall_stats_recent_id_count[old_id]--;
}
} else {
clks_syscall_stats_recent_size++;
}
clks_syscall_stats_recent_ring[clks_syscall_stats_recent_head] = ring_id;
if (id <= CLKS_SYSCALL_STATS_MAX_ID) {
clks_syscall_stats_recent_id_count[id]++;
}
clks_syscall_stats_recent_head++;
if (clks_syscall_stats_recent_head >= CLKS_SYSCALL_STATS_RING_SIZE) {
clks_syscall_stats_recent_head = 0U;
}
}
static u64 clks_syscall_stats_total_count(void) {
return clks_syscall_stats_total;
}
static u64 clks_syscall_stats_id(u64 id) {
if (id > CLKS_SYSCALL_STATS_MAX_ID) {
return 0ULL;
}
return clks_syscall_stats_id_count[id];
}
static u64 clks_syscall_stats_recent_window(void) {
return (u64)clks_syscall_stats_recent_size;
}
static u64 clks_syscall_stats_recent_id(u64 id) {
if (id > CLKS_SYSCALL_STATS_MAX_ID) {
return 0ULL;
}
return clks_syscall_stats_recent_id_count[id];
}
static void clks_syscall_trace_user_program(u64 id) {
clks_bool user_program_running =
(clks_exec_is_running() == CLKS_TRUE && clks_exec_current_path_is_user() == CLKS_TRUE)
@@ -1538,6 +1615,7 @@ void clks_syscall_init(void) {
clks_syscall_symbols_checked = CLKS_FALSE;
clks_syscall_symbols_data = CLKS_NULL;
clks_syscall_symbols_size = 0ULL;
clks_syscall_stats_reset();
clks_log(CLKS_LOG_INFO, "SYSCALL", "INT80 FRAMEWORK ONLINE");
}
@@ -1553,6 +1631,7 @@ u64 clks_syscall_dispatch(void *frame_ptr) {
clks_syscall_last_frame_valid = CLKS_TRUE;
id = frame->rax;
clks_syscall_stats_record(id);
clks_syscall_trace_user_program(id);
switch (id) {
@@ -1699,6 +1778,14 @@ u64 clks_syscall_dispatch(void *frame_ptr) {
return clks_syscall_kdbg_bt(frame->rbx);
case CLKS_SYSCALL_KDBG_REGS:
return clks_syscall_kdbg_regs(frame->rbx, frame->rcx);
case CLKS_SYSCALL_STATS_TOTAL:
return clks_syscall_stats_total_count();
case CLKS_SYSCALL_STATS_ID_COUNT:
return clks_syscall_stats_id(frame->rbx);
case CLKS_SYSCALL_STATS_RECENT_WINDOW:
return clks_syscall_stats_recent_window();
case CLKS_SYSCALL_STATS_RECENT_ID:
return clks_syscall_stats_recent_id(frame->rbx);
default:
return (u64)-1;
}