Re: [Qemu-devel] [question] e1000 interrupt storm happened becauseof its correspondingioapic-irr bit always set

2014-08-26 Thread Zhang Haoyu
Hi, all I use a qemu-1.4.1/qemu-2.0.0 to run win7 guest, and encounter e1000 NIC interrupt storm, because if (!ent-fields.mask (ioapic-irr (1 i))) is always true in __kvm_ioapic_update_eoi(). Any ideas? We meet this several times: search the autoneg patches for an example of

Re: [Qemu-devel] [question] e1000 interrupt storm happened becauseof its correspondingioapic-irr bit always set

2014-08-26 Thread Jason Wang
On 08/26/2014 05:28 PM, Zhang Haoyu wrote: Hi, all I use a qemu-1.4.1/qemu-2.0.0 to run win7 guest, and encounter e1000 NIC interrupt storm, because if (!ent-fields.mask (ioapic-irr (1 i))) is always true in __kvm_ioapic_update_eoi(). Any ideas? We meet this several times: search

Re: [Qemu-devel] [question] e1000 interrupt storm happened becauseof its correspondingioapic-irr bit always set

2014-08-25 Thread Zhang Haoyu
Hi, all I use a qemu-1.4.1/qemu-2.0.0 to run win7 guest, and encounter e1000 NIC interrupt storm, because if (!ent-fields.mask (ioapic-irr (1 i))) is always true in __kvm_ioapic_update_eoi(). Any ideas? We meet this several times: search the autoneg patches for an example of