[IA64] IA64 Kexec/kdump

Changes and updates.

1. Remove fake rendz path and related code according to discuss with Khalid Aziz.
2. fc.i offset fix in relocate_kernel.S.
3. iospic shutdown code eoi and mask race fix from Fujitsu.
4. Warm boot hook in machine_kexec to SN SAL code from Jack Steiner.
5. Send slave to SAL slave loop patch from Jay Lan.
6. Kdump on non-recoverable MCA event patch from Jay Lan
7. Use CTL_UNNUMBERED in kdump_on_init sysctl.

Signed-off-by: Zou Nan hai <nanhai.zou@intel.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>

1 files changed, 5 insertions, 0 deletions

diff --git a/arch/ia64/kernel/mca.c b/arch/ia64/kernel/mca.c
index 6bedd97570ca..87c1c4f42872 100644
--- a/arch/ia64/kernel/mca.c
+++ b/arch/ia64/kernel/mca.c
@@ -82,6 +82,7 @@
 #include <asm/system.h>
 #include <asm/sal.h>
 #include <asm/mca.h>
+#include <asm/kexec.h>
 
 #include <asm/irq.h>
 #include <asm/hw_irq.h>
@@ -1238,6 +1239,10 @@ ia64_mca_handler(struct pt_regs *regs, struct switch_stack *sw,
         } else {
                 /* Dump buffered message to console */
                 ia64_mlogbuf_finish(1);
+#ifdef CONFIG_CRASH_DUMP
+                atomic_set(&kdump_in_progress, 1);
+                monarch_cpu = -1;
+#endif
         }
         if (notify_die(DIE_MCA_MONARCH_LEAVE, "MCA", regs, (long)&nd, 0, recover)
                         == NOTIFY_STOP)