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-rw-r--r--arch/sparc64/kernel/etrap.S4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/sparc64/kernel/etrap.S b/arch/sparc64/kernel/etrap.S
index 4b2bf9eb447..b49d3b60bc0 100644
--- a/arch/sparc64/kernel/etrap.S
+++ b/arch/sparc64/kernel/etrap.S
@@ -53,7 +53,11 @@ etrap_irq:
stx %g3, [%g2 + STACKFRAME_SZ + PT_V9_TPC]
rd %y, %g3
stx %g1, [%g2 + STACKFRAME_SZ + PT_V9_TNPC]
+ rdpr %tt, %g1
st %g3, [%g2 + STACKFRAME_SZ + PT_V9_Y]
+ sethi %hi(PT_REGS_MAGIC), %g3
+ or %g3, %g1, %g1
+ st %g1, [%g2 + STACKFRAME_SZ + PT_V9_MAGIC]
rdpr %cansave, %g1
brnz,pt %g1, etrap_save