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-rw-r--r--arch/sparc64/kernel/sun4v_ivec.S6
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/sparc64/kernel/sun4v_ivec.S b/arch/sparc64/kernel/sun4v_ivec.S
index 16d306445912..e2f8e1b4882a 100644
--- a/arch/sparc64/kernel/sun4v_ivec.S
+++ b/arch/sparc64/kernel/sun4v_ivec.S
@@ -98,13 +98,17 @@ sun4v_dev_mondo:
TRAP_LOAD_IRQ_WORK_PA(%g1, %g4)
+ /* For VIRQs, cookie is encoded as ~bucket_phys_addr */
+ brlz,pt %g3, 1f
+ xnor %g3, %g0, %g4
+
/* Get __pa(&ivector_table[IVEC]) into %g4. */
sethi %hi(ivector_table_pa), %g4
ldx [%g4 + %lo(ivector_table_pa)], %g4
sllx %g3, 4, %g3
add %g4, %g3, %g4
- ldx [%g1], %g2
+1: ldx [%g1], %g2
stxa %g2, [%g4] ASI_PHYS_USE_EC
stx %g4, [%g1]