# define UNW_DEBUG_ON(n) unw_debug_level >= n
/* Do not code a printk level, not all debug lines end in newline */
# define UNW_DPRINT(n, ...) if (UNW_DEBUG_ON(n)) printk(__VA_ARGS__)
+# undef inline
# define inline
#else /* !UNW_DEBUG */
# define UNW_DEBUG_ON(n) 0
# endif
} unw = {
.tables = &unw.kernel_table,
- .lock = SPIN_LOCK_UNLOCKED,
+ .lock = __SPIN_LOCK_UNLOCKED(unw.lock),
.save_order = {
UNW_REG_RP, UNW_REG_PFS, UNW_REG_PSP, UNW_REG_PR,
UNW_REG_UNAT, UNW_REG_LC, UNW_REG_FPSR, UNW_REG_PRI_UNAT_GR
int
unw_unwind_to_user (struct unw_frame_info *info)
{
- unsigned long ip, sp, pr = 0;
+ unsigned long ip, sp, pr = info->pr;
- while (unw_unwind(info) >= 0) {
+ do {
unw_get_sp(info, &sp);
if ((long)((unsigned long)info->task + IA64_STK_OFFSET - sp)
< IA64_PT_REGS_SIZE) {
__FUNCTION__, ip);
return -1;
}
- }
+ } while (unw_unwind(info) >= 0);
unw_get_ip(info, &ip);
UNW_DPRINT(0, "unwind.%s: failed to unwind to user-level (ip=0x%lx)\n",
__FUNCTION__, ip);
STAT(unw.stat.api.init_time += ia64_get_itc() - start; local_irq_restore(flags));
}
-void
-unw_init_from_interruption (struct unw_frame_info *info, struct task_struct *t,
- struct pt_regs *pt, struct switch_stack *sw)
-{
- unsigned long sof;
-
- init_frame_info(info, t, sw, pt->r12);
- info->cfm_loc = &pt->cr_ifs;
- info->unat_loc = &pt->ar_unat;
- info->pfs_loc = &pt->ar_pfs;
- sof = *info->cfm_loc & 0x7f;
- info->bsp = (unsigned long) ia64_rse_skip_regs((unsigned long *) info->regstk.top, -sof);
- info->ip = pt->cr_iip + ia64_psr(pt)->ri;
- info->pt = (unsigned long) pt;
- UNW_DPRINT(3, "unwind.%s:\n"
- " bsp 0x%lx\n"
- " sof 0x%lx\n"
- " ip 0x%lx\n",
- __FUNCTION__, info->bsp, sof, info->ip);
- find_save_locs(info);
-}
-
void
unw_init_frame_info (struct unw_frame_info *info, struct task_struct *t, struct switch_stack *sw)
{