#include "syscall_user.h"
#include "tt.h"
+/* XXX Bogus */
+#define ERESTARTSYS 512
+#define ERESTARTNOINTR 513
+#define ERESTARTNOHAND 514
void syscall_handler_tt(int sig, union uml_pt_regs *regs)
{
SC_START_SYSCALL(sc);
index = record_syscall_start(syscall);
- syscall_trace(regs, 0);
+ syscall_trace(regs, 1);
result = execute_syscall(regs);
/* regs->sc may have changed while the system call ran (there may
UPT_SC(regs) = sc;
SC_SET_SYSCALL_RETURN(sc, result);
+ if((result == -ERESTARTNOHAND) || (result == -ERESTARTSYS) ||
+ (result == -ERESTARTNOINTR))
+ do_signal(result);
- syscall_trace(regs, 1);
+ syscall_trace(regs, 0);
record_syscall_end(index, result);
}
-int do_syscall(void *task, int pid, int local_using_sysemu)
+int do_syscall(void *task, int pid)
{
unsigned long proc_regs[FRAME_SIZE];
union uml_pt_regs *regs;
regs = TASK_REGS(task);
UPT_SYSCALL_NR(regs) = syscall;
- if(syscall < 0)
- return(0);
+ if(syscall < 1) return(0);
if((syscall != __NR_sigreturn) &&
((unsigned long *) PT_IP(proc_regs) >= &_stext) &&
((unsigned long *) PT_IP(proc_regs) <= &_etext))
tracer_panic("I'm tracing myself and I can't get out");
- if(local_using_sysemu)
- return(1);
-
if(ptrace(PTRACE_POKEUSER, pid, PT_SYSCALL_NR_OFFSET,
__NR_getpid) < 0)
tracer_panic("do_syscall : Nullifying syscall failed, "