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-rw-r--r--arch/x86/kernel/cpu/common.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c
index d43cad74f16..b667148dfad 100644
--- a/arch/x86/kernel/cpu/common.c
+++ b/arch/x86/kernel/cpu/common.c
@@ -1044,6 +1044,8 @@ DEFINE_PER_CPU(char *, irq_stack_ptr) =
1044 1044
1045DEFINE_PER_CPU(unsigned int, irq_count) = -1; 1045DEFINE_PER_CPU(unsigned int, irq_count) = -1;
1046 1046
1047DEFINE_PER_CPU(struct task_struct *, fpu_owner_task);
1048
1047/* 1049/*
1048 * Special IST stacks which the CPU switches to when it calls 1050 * Special IST stacks which the CPU switches to when it calls
1049 * an IST-marked descriptor entry. Up to 7 stacks (hardware 1051 * an IST-marked descriptor entry. Up to 7 stacks (hardware