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Added syscall tracing support.

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git-svn-id: file:///srv/svn/repos/haiku/trunk/current@11318 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Ingo Weinhold
2005-02-10 03:06:05 +00:00
parent a102c86e08
commit e23a6f58af
1 changed files with 8 additions and 0 deletions
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src/kernel/core/syscalls.c
+8
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@@ -180,9 +180,15 @@ _user_socket(int family, int type, int proto)
int32 int32
syscall_dispatcher(uint32 call_num, void *args, uint64 *call_ret) syscall_dispatcher(uint32 call_num, void *args, uint64 *call_ret)
{ {
bigtime_t startTime;
// dprintf("syscall_dispatcher: thread 0x%x call 0x%x, arg0 0x%x, arg1 0x%x arg2 0x%x arg3 0x%x arg4 0x%x\n", // dprintf("syscall_dispatcher: thread 0x%x call 0x%x, arg0 0x%x, arg1 0x%x arg2 0x%x arg3 0x%x arg4 0x%x\n",
// thread_get_current_thread_id(), call_num, arg0, arg1, arg2, arg3, arg4); // thread_get_current_thread_id(), call_num, arg0, arg1, arg2, arg3, arg4);
user_debug_pre_syscall(call_num, args);
startTime = system_time();
switch (call_num) { switch (call_num) {
// the cases are auto-generated // the cases are auto-generated
#include "syscall_dispatcher.h" #include "syscall_dispatcher.h"
@@ -191,6 +197,8 @@ syscall_dispatcher(uint32 call_num, void *args, uint64 *call_ret)
*call_ret = -1; *call_ret = -1;
} }
user_debug_post_syscall(call_num, args, *call_ret, startTime);
// dprintf("syscall_dispatcher: done with syscall 0x%x\n", call_num); // dprintf("syscall_dispatcher: done with syscall 0x%x\n", call_num);
return B_INVOKE_SCHEDULER; return B_INVOKE_SCHEDULER;