print kernel stacktrace for exceptions in kernel

fpu alignment check feature, checksum feature
2011-07-22 11:03:45 +00:00
parent 7ee78ffb82
commit eff1369cab
11 changed files with 59 additions and 11 deletions
@@ -56,8 +56,10 @@ PUBLIC int do_sigreturn(struct proc * caller, message * m_ptr)
 #if (_MINIX_CHIP == _CHIP_INTEL)
  if(sc.sc_flags & MF_FPU_INITIALIZED)
  {
+	fpu_verifychecksum(rp);
 	memcpy(rp->p_fpu_state.fpu_save_area_p, &sc.sc_fpu_state,
 		FPU_XFP_SIZE);
+	fpu_makechecksum(rp);
 	rp->p_misc_flags |=  MF_FPU_INITIALIZED; /* Restore math usage flag. */
 	/* force reloading FPU */
 	release_fpu(rp);