[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] [PATCH v2 4/4] xen/arm: don't set the internal Xen timer if virt_timer is masked
Changes in v2: - do not disable interrupts in virt_timer_save because they are already disabled during the entirety of ctxt_switch_from by a previous patch. Signed-off-by: Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx> --- xen/arch/arm/vtimer.c | 3 ++- 1 files changed, 2 insertions(+), 1 deletions(-) diff --git a/xen/arch/arm/vtimer.c b/xen/arch/arm/vtimer.c index fec363b..5d650d7 100644 --- a/xen/arch/arm/vtimer.c +++ b/xen/arch/arm/vtimer.c @@ -87,7 +87,8 @@ int virt_timer_save(struct vcpu *v) v->arch.virt_timer.ctl = READ_CP32(CNTV_CTL); WRITE_CP32(v->arch.virt_timer.ctl & ~CNTx_CTL_ENABLE, CNTV_CTL); v->arch.virt_timer.cval = READ_CP64(CNTV_CVAL); - if ( v->arch.virt_timer.ctl & CNTx_CTL_ENABLE ) + if ( (v->arch.virt_timer.ctl & CNTx_CTL_ENABLE) && + !(v->arch.virt_timer.ctl & CNTx_CTL_MASK)) { set_timer(&v->arch.virt_timer.timer, ticks_to_ns(v->arch.virt_timer.cval + v->arch.virt_timer.offset - boot_count)); -- 1.7.2.5 _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
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