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-rw-r--r--arch/ia64/kernel/unwind.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/arch/ia64/kernel/unwind.c b/arch/ia64/kernel/unwind.c
index 93d5a3b41f69..fe1426266b9b 100644
--- a/arch/ia64/kernel/unwind.c
+++ b/arch/ia64/kernel/unwind.c
@@ -60,6 +60,7 @@
# 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
@@ -145,7 +146,7 @@ static struct {
# 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
@@ -1943,9 +1944,9 @@ EXPORT_SYMBOL(unw_unwind);
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) {
@@ -1963,7 +1964,7 @@ unw_unwind_to_user (struct unw_frame_info *info)
__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);
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