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Leonmmcoset
2026-04-22 19:51:26 +08:00
parent e5ff77ccb4
commit 6b5a19a19d
5 changed files with 37 additions and 0 deletions
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8
clks/kernel/runtime/exec.c
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@@ -11,10 +11,13 @@
#include <clks/types.h>
#include <clks/tty.h>
/* Process runtime core: this is where tiny mistakes become giant explosions. */
typedef u64 (*clks_exec_entry_fn)(void);
#define CLKS_EXEC_RUN_STACK_BYTES (1024ULL * 1024ULL)
#define CLKS_EXEC_MAX_PROCS 64U
/* 64 is a compromise: enough to be useful, small enough to not eat RAM for breakfast. */
#define CLKS_EXEC_MAX_DEPTH 16U
#define CLKS_EXEC_PATH_MAX 192U
#define CLKS_EXEC_ARG_LINE_MAX 256U
@@ -206,6 +209,7 @@ static void clks_exec_serial_write_hex64(u64 value) {
}
static void clks_exec_log_info_serial(const char *message) {
/* Serial logs stay because they save our ass when TTY is dead. */
if (CLKS_CFG_EXEC_SERIAL_LOG == 0) {
(void)message;
return;
@@ -886,6 +890,7 @@ static i32 clks_exec_proc_find_slot_by_pid(u64 pid) {
static i32 clks_exec_proc_alloc_slot(void) {
u32 i;
/* First pass: find free slot. Second pass: recycle corpses. Brutal but effective. */
for (i = 0U; i < CLKS_EXEC_MAX_PROCS; i++) {
if (clks_exec_proc_table[i].used == CLKS_FALSE) {
return (i32)i;
@@ -1569,6 +1574,7 @@ static clks_bool clks_exec_dispatch_pending_once(void) {
return CLKS_FALSE;
}
/* One pending process per tick keeps latency sane and avoids scheduler chaos. */
for (i = 0U; i < CLKS_EXEC_MAX_PROCS; i++) {
if (clks_exec_proc_table[i].used == CLKS_TRUE && clks_exec_proc_table[i].state == CLKS_EXEC_PROC_PENDING) {
u64 ignored_status = (u64)-1;
@@ -1600,6 +1606,7 @@ static clks_bool clks_exec_run_path_internal(const char *path, const char *argv_
*out_pid = (u64)-1;
}
/* Count every request, even bad ones, so metrics don't lie to our face. */
clks_exec_requests++;
if (path == CLKS_NULL || path[0] != '/') {
@@ -2701,6 +2708,7 @@ u64 clks_exec_yield(void) {
void clks_exec_tick(u64 tick) {
(void)tick;
/* Background pump: boring, repetitive, absolutely necessary. */
(void)clks_exec_dispatch_pending_once();
}