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-rw-r--r--arch/ia64/include/asm/mca.h5
-rw-r--r--arch/ia64/kernel/mca.c11
2 files changed, 13 insertions, 3 deletions
diff --git a/arch/ia64/include/asm/mca.h b/arch/ia64/include/asm/mca.h
index c171cdf..43f96ab 100644
--- a/arch/ia64/include/asm/mca.h
+++ b/arch/ia64/include/asm/mca.h
@@ -106,6 +106,11 @@ struct ia64_sal_os_state {
unsigned long os_status; /* OS status to SAL, enum below */
unsigned long context; /* 0 if return to same context
1 if return to new context */
+
+ /* I-resources */
+ unsigned long iip;
+ unsigned long ipsr;
+ unsigned long ifs;
};
enum {
diff --git a/arch/ia64/kernel/mca.c b/arch/ia64/kernel/mca.c
index 496ac7a..32f2639 100644
--- a/arch/ia64/kernel/mca.c
+++ b/arch/ia64/kernel/mca.c
@@ -888,9 +888,10 @@ ia64_mca_modify_comm(const struct task_struct *previous_current)
}
static void
-finish_pt_regs(struct pt_regs *regs, const pal_min_state_area_t *ms,
+finish_pt_regs(struct pt_regs *regs, struct ia64_sal_os_state *sos,
unsigned long *nat)
{
+ const pal_min_state_area_t *ms = sos->pal_min_state;
const u64 *bank;
/* If ipsr.ic then use pmsa_{iip,ipsr,ifs}, else use
@@ -904,6 +905,10 @@ finish_pt_regs(struct pt_regs *regs, const pal_min_state_area_t *ms,
regs->cr_iip = ms->pmsa_xip;
regs->cr_ipsr = ms->pmsa_xpsr;
regs->cr_ifs = ms->pmsa_xfs;
+
+ sos->iip = ms->pmsa_iip;
+ sos->ipsr = ms->pmsa_ipsr;
+ sos->ifs = ms->pmsa_ifs;
}
regs->pr = ms->pmsa_pr;
regs->b0 = ms->pmsa_br0;
@@ -1079,7 +1084,7 @@ ia64_mca_modify_original_stack(struct pt_regs *regs,
memcpy(old_regs, regs, sizeof(*regs));
old_regs->loadrs = loadrs;
old_unat = old_regs->ar_unat;
- finish_pt_regs(old_regs, ms, &old_unat);
+ finish_pt_regs(old_regs, sos, &old_unat);
/* Next stack a struct switch_stack. mca_asm.S built a partial
* switch_stack, copy it and fill in the blanks using pt_regs and
@@ -1150,7 +1155,7 @@ no_mod:
mprintk(KERN_INFO "cpu %d, %s %s, original stack not modified\n",
smp_processor_id(), type, msg);
old_unat = regs->ar_unat;
- finish_pt_regs(regs, ms, &old_unat);
+ finish_pt_regs(regs, sos, &old_unat);
return previous_current;
}
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