[Xen-ia64-devel] [PATCH] add unwind info to xen_event_callback

[Isaku Yamahata <yamahata@xxxxxxxxxxxxx>]

[IA64]: add unwind info to xen_event_callback

Unwind info for xen_event_callback is missing.
This patch adds it.

Signed-off-by: Isaku Yamahata <yamahata@xxxxxxxxxxxxx>

diff --git a/arch/ia64/xen/xenivt.S b/arch/ia64/xen/xenivt.S
--- a/arch/ia64/xen/xenivt.S
+++ b/arch/ia64/xen/xenivt.S
@@ -2109,6 +2109,8 @@ END(dispatch_to_ia32_handler)
 #ifdef CONFIG_XEN
        .section .text,"ax"
 GLOBAL_ENTRY(xen_event_callback)
+       .prologue
+       .body
        mov r31=pr              // prepare to save predicates
        ;;
        SAVE_MIN_WITH_COVER     // uses r31; defines r2 and r3
@@ -2122,6 +2124,7 @@ GLOBAL_ENTRY(xen_event_callback)
        srlz.i                  // ensure everybody knows psr.ic is back on
        ;;
        SAVE_REST
+       PT_REGS_UNWIND_INFO(0)
        ;;
 1:
        alloc r14=ar.pfs,0,0,1,0 // must be first in an insn group


-- 
yamahata

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