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Printing the trap info even if kernel crashes is handy.

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This commit is contained in:
Tomas Hruby 2009-08-29 19:38:11 +00:00
parent 50473107c2
commit b1aaee6dcc
1 changed files with 2 additions and 5 deletions
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7
kernel/arch/i386/exception.c
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@ -164,16 +164,13 @@ struct proc *t;
kprintf("\n%s\n", ep->msg); kprintf("\n%s\n", ep->msg);
kprintf("k_reenter = %d ", k_reenter); kprintf("k_reenter = %d ", k_reenter);
kprintf("vec_nr= %d, trap_errno= 0x%x, eip= 0x%x, cs= 0x%x, eflags= 0x%x\n",
vec_nr, trap_errno, old_eip, old_cs, old_eflags);
/* TODO should we enable this only when compiled for some debug mode? */ /* TODO should we enable this only when compiled for some debug mode? */
if (saved_proc) { if (saved_proc) {
kprintf("process %d (%s), ", proc_nr(saved_proc), saved_proc->p_name); kprintf("process %d (%s), ", proc_nr(saved_proc), saved_proc->p_name);
kprintf("pc = %u:0x%x\n", (unsigned) saved_proc->p_reg.cs, kprintf("pc = %u:0x%x\n", (unsigned) saved_proc->p_reg.cs,
(unsigned) saved_proc->p_reg.pc); (unsigned) saved_proc->p_reg.pc);
kprintf("vec_nr= %d, trap_errno= 0x%lx, eip= 0x%lx, "
"cs= 0x%x, eflags= 0x%lx\n",
vec_nr, (unsigned long)trap_errno,
(unsigned long)old_eip, old_cs,
(unsigned long)old_eflags);
proc_stacktrace(saved_proc); proc_stacktrace(saved_proc);
minix_panic("exception in a kernel task", saved_proc->p_endpoint); minix_panic("exception in a kernel task", saved_proc->p_endpoint);