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keep track of IRQ context and don't do thread migration there

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This commit is contained in:
Balazs Gerofi
2015-07-23 16:55:46 +09:00
parent 54eb345847
commit 3988b0fc61
3 changed files with 7 additions and 1 deletions
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5
arch/x86/kernel/cpu.c
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@ -610,6 +610,9 @@ extern void tlb_flush_handler(int vector);
void handle_interrupt(int vector, struct x86_user_context *regs)
{
struct ihk_mc_interrupt_handler *h;
struct cpu_local_var *v = get_this_cpu_local_var();
v->in_interrupt = 1;
lapic_ack();
@ -680,6 +683,8 @@ void handle_interrupt(int vector, struct x86_user_context *regs)
check_signal(0, regs, 0);
check_need_resched();
v->in_interrupt = 0;
}
void gpe_handler(struct x86_user_context *regs)