[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] [PATCH v2 2/2] xen/arm: call vcpu_yield on WFE trap
No need to call vcpu_force_reschedule, is too expensive. Signed-off-by: Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx> --- xen/arch/arm/traps.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/xen/arch/arm/traps.c b/xen/arch/arm/traps.c index 3dfabd0..76a9586 100644 --- a/xen/arch/arm/traps.c +++ b/xen/arch/arm/traps.c @@ -1805,7 +1805,7 @@ asmlinkage void do_trap_hypervisor(struct cpu_user_regs *regs) } if ( hsr.wfi_wfe.ti ) { /* Yield the VCPU for WFE */ - vcpu_force_reschedule(current); + vcpu_yield(); } else { /* Block the VCPU for WFI */ vcpu_block_unless_event_pending(current); -- 1.7.10.4 _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
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