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Remove debugging code that was not used once since commit.

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Suggested by:	bde
MFC after:	1 week
This commit is contained in:
Konstantin Belousov 2010-05-01 13:15:35 +00:00
parent 727c128897
commit 6a5baa54fd
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=207463
1 changed files with 1 additions and 85 deletions
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86
sys/amd64/amd64/trap.c
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@ -172,52 +172,6 @@ SYSCTL_INT(_machdep, OID_AUTO, prot_fault_translation, CTLFLAG_RW,
extern char *syscallnames[];
/* #define DEBUG 1 */
#ifdef DEBUG
static void
report_seg_fault(const char *segn, struct trapframe *frame)
{
struct proc_ldt *pldt;
struct trapframe *pf;
pldt = curproc->p_md.md_ldt;
printf("%d: %s load fault %lx %p %d\n",
curproc->p_pid, segn, frame->tf_err,
pldt != NULL ? pldt->ldt_base : NULL,
pldt != NULL ? pldt->ldt_refcnt : 0);
kdb_backtrace();
pf = (struct trapframe *)frame->tf_rsp;
printf("rdi %lx\n", pf->tf_rdi);
printf("rsi %lx\n", pf->tf_rsi);
printf("rdx %lx\n", pf->tf_rdx);
printf("rcx %lx\n", pf->tf_rcx);
printf("r8 %lx\n", pf->tf_r8);
printf("r9 %lx\n", pf->tf_r9);
printf("rax %lx\n", pf->tf_rax);
printf("rbx %lx\n", pf->tf_rbx);
printf("rbp %lx\n", pf->tf_rbp);
printf("r10 %lx\n", pf->tf_r10);
printf("r11 %lx\n", pf->tf_r11);
printf("r12 %lx\n", pf->tf_r12);
printf("r13 %lx\n", pf->tf_r13);
printf("r14 %lx\n", pf->tf_r14);
printf("r15 %lx\n", pf->tf_r15);
printf("fs %x\n", pf->tf_fs);
printf("gs %x\n", pf->tf_gs);
printf("es %x\n", pf->tf_es);
printf("ds %x\n", pf->tf_ds);
printf("tno %x\n", pf->tf_trapno);
printf("adr %lx\n", pf->tf_addr);
printf("flg %x\n", pf->tf_flags);
printf("err %lx\n", pf->tf_err);
printf("rip %lx\n", pf->tf_rip);
printf("cs %lx\n", pf->tf_cs);
printf("rfl %lx\n", pf->tf_rflags);
printf("rsp %lx\n", pf->tf_rsp);
printf("ss %lx\n", pf->tf_ss);
}
#endif
/*
* Exception, fault, and trap interface to the FreeBSD kernel.
* This common code is called from assembly language IDT gate entry
@ -314,9 +268,7 @@ trap(struct trapframe *frame)
*/
printf("kernel trap %d with interrupts disabled\n",
type);
#ifdef DEBUG
report_seg_fault("hlt", frame);
#endif
/*
* We shouldn't enable interrupts while holding a
* spin lock or servicing an NMI.
@ -535,33 +487,21 @@ trap(struct trapframe *frame)
goto out;
}
if (frame->tf_rip == (long)ld_ds) {
#ifdef DEBUG
report_seg_fault("ds", frame);
#endif
frame->tf_rip = (long)ds_load_fault;
frame->tf_ds = _udatasel;
goto out;
}
if (frame->tf_rip == (long)ld_es) {
#ifdef DEBUG
report_seg_fault("es", frame);
#endif
frame->tf_rip = (long)es_load_fault;
frame->tf_es = _udatasel;
goto out;
}
if (frame->tf_rip == (long)ld_fs) {
#ifdef DEBUG
report_seg_fault("fs", frame);
#endif
frame->tf_rip = (long)fs_load_fault;
frame->tf_fs = _ufssel;
goto out;
}
if (frame->tf_rip == (long)ld_gs) {
#ifdef DEBUG
report_seg_fault("gs", frame);
#endif
frame->tf_rip = (long)gs_load_fault;
frame->tf_gs = _ugssel;
goto out;
@ -667,30 +607,6 @@ trap(struct trapframe *frame)
ksi.ksi_addr = (void *)addr;
trapsignal(td, &ksi);
#ifdef DEBUG
{
register_t rg,rgk, rf;
if (type <= MAX_TRAP_MSG) {
uprintf("fatal process exception: %s",
trap_msg[type]);
if ((type == T_PAGEFLT) || (type == T_PROTFLT))
uprintf(", fault VA = 0x%lx", frame->tf_addr);
uprintf("\n");
}
rf = rdmsr(0xc0000100);
rg = rdmsr(0xc0000101);
rgk = rdmsr(0xc0000102);
uprintf("pid %d TRAP %d rip %lx err %lx addr %lx cs %lx ss %lx ds %x "
"es %x fs %x fsbase %lx %lx gs %x gsbase %lx %lx %lx\n",
curproc->p_pid, type, frame->tf_rip, frame->tf_err,
frame->tf_addr,
frame->tf_cs, frame->tf_ss, frame->tf_ds, frame->tf_es,
frame->tf_fs, td->td_pcb->pcb_fsbase, rf,
frame->tf_gs, td->td_pcb->pcb_gsbase, rg, rgk);
}
#endif
user:
userret(td, frame);
mtx_assert(&Giant, MA_NOTOWNED);