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syscallog: add global_syscall_logging global argument

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Matheus
2026-04-11 22:00:51 -03:00
parent a187e0eaf8
commit b02461e24f
1 changed files with 4 additions and 2 deletions
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kernel-src/arch/x86-64/syscalllog.c
+4 -2
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@@ -2,6 +2,7 @@
#include <arch/e9.h> #include <arch/e9.h>
#include <arch/cpu.h> #include <arch/cpu.h>
#include <kernel/vmmcache.h> #include <kernel/vmmcache.h>
#include <kernel/kernel_args.h>
#ifdef SYSCALL_LOGGING #ifdef SYSCALL_LOGGING
@@ -227,6 +228,7 @@ static char *args[] = {
#ifdef SYSCALL_LOGGING #ifdef SYSCALL_LOGGING
static spinlock_t lock; static spinlock_t lock;
DEFINE_KERNEL_ARGUMENT(global_syscall_logging, bool)
#endif #endif
extern size_t freepagecount; extern size_t freepagecount;
__attribute__((no_caller_saved_registers)) void arch_syscall_log(int syscall, uint64_t a1, uint64_t a2, uint64_t a3, uint64_t a4, uint64_t a5, uint64_t a6) { __attribute__((no_caller_saved_registers)) void arch_syscall_log(int syscall, uint64_t a1, uint64_t a2, uint64_t a3, uint64_t a4, uint64_t a5, uint64_t a6) {
@@ -236,7 +238,7 @@ __attribute__((no_caller_saved_registers)) void arch_syscall_log(int syscall, ui
thread_t *thread = current_thread(); thread_t *thread = current_thread();
proc_t *proc = thread->proc; proc_t *proc = thread->proc;
if (!(proc->flags & PROC_FLAG_SYSTRACE)) if (!(proc->flags & PROC_FLAG_SYSTRACE) && GET_KERNEL_ARGUMENT(global_syscall_logging, bool) == false)
return; return;
snprintf(argbuff, 768, syscall < SYSCALL_COUNT ? args[syscall] : "N/A", a1, a2, a3, a4, a5, a6); snprintf(argbuff, 768, syscall < SYSCALL_COUNT ? args[syscall] : "N/A", a1, a2, a3, a4, a5, a6);
@@ -256,7 +258,7 @@ __attribute__((no_caller_saved_registers)) void arch_syscall_log_return(uint64_t
thread_t *thread = current_thread(); thread_t *thread = current_thread();
proc_t *proc = thread->proc; proc_t *proc = thread->proc;
if (!(proc->flags & PROC_FLAG_SYSTRACE)) if (!(proc->flags & PROC_FLAG_SYSTRACE) && GET_KERNEL_ARGUMENT(global_syscall_logging, bool) == false)
return; return;
snprintf(printbuff, 1024, "\e[94msyscall return: pid %d tid %d: %lu %s (%lu cached pages, %lu free pages)\n\e[0m", proc->pid, thread->tid, ret, strerror(errno), vmmcache_cachedpages, freepagecount); snprintf(printbuff, 1024, "\e[94msyscall return: pid %d tid %d: %lu %s (%lu cached pages, %lu free pages)\n\e[0m", proc->pid, thread->tid, ret, strerror(errno), vmmcache_cachedpages, freepagecount);