Re: [Xen-devel] [PATCH] xen/events/fifo: Consume unprocessed events when a CPU dies

2015-12-02 Thread David Vrabel
On 19/06/15 16:15, Ross Lagerwall wrote: > When a CPU is offlined, there may be unprocessed events on a port for > that CPU. If the port is subsequently reused on a different CPU, it > could be in an unexpected state with the link bit set, resulting in > interrupts being missed. Fix this by consum

Re: [Xen-devel] [PATCH] xen/events/fifo: Consume unprocessed events when a CPU dies

2015-12-02 Thread David Vrabel
On 30/06/15 13:26, Boris Ostrovsky wrote: > On 06/30/2015 05:51 AM, Ross Lagerwall wrote: >> On 06/29/2015 02:32 PM, Boris Ostrovsky wrote: >>> On 06/29/2015 06:19 AM, Ross Lagerwall wrote: On 06/19/2015 05:06 PM, David Vrabel wrote: > On 19/06/15 17:02, Boris Ostrovsky wrote: >> On 06

Re: [Xen-devel] [PATCH] xen/events/fifo: Consume unprocessed events when a CPU dies

2015-06-30 Thread Boris Ostrovsky
On 06/30/2015 05:51 AM, Ross Lagerwall wrote: On 06/29/2015 02:32 PM, Boris Ostrovsky wrote: On 06/29/2015 06:19 AM, Ross Lagerwall wrote: On 06/19/2015 05:06 PM, David Vrabel wrote: On 19/06/15 17:02, Boris Ostrovsky wrote: On 06/19/2015 11:15 AM, Ross Lagerwall wrote: When a CPU is offlined

Re: [Xen-devel] [PATCH] xen/events/fifo: Consume unprocessed events when a CPU dies

2015-06-30 Thread Ross Lagerwall
On 06/29/2015 02:32 PM, Boris Ostrovsky wrote: On 06/29/2015 06:19 AM, Ross Lagerwall wrote: On 06/19/2015 05:06 PM, David Vrabel wrote: On 19/06/15 17:02, Boris Ostrovsky wrote: On 06/19/2015 11:15 AM, Ross Lagerwall wrote: When a CPU is offlined, there may be unprocessed events on a port fo

Re: [Xen-devel] [PATCH] xen/events/fifo: Consume unprocessed events when a CPU dies

2015-06-29 Thread Boris Ostrovsky
On 06/29/2015 06:19 AM, Ross Lagerwall wrote: On 06/19/2015 05:06 PM, David Vrabel wrote: On 19/06/15 17:02, Boris Ostrovsky wrote: On 06/19/2015 11:15 AM, Ross Lagerwall wrote: When a CPU is offlined, there may be unprocessed events on a port for that CPU. If the port is subsequently reused

Re: [Xen-devel] [PATCH] xen/events/fifo: Consume unprocessed events when a CPU dies

2015-06-29 Thread Ross Lagerwall
On 06/19/2015 05:06 PM, David Vrabel wrote: On 19/06/15 17:02, Boris Ostrovsky wrote: On 06/19/2015 11:15 AM, Ross Lagerwall wrote: When a CPU is offlined, there may be unprocessed events on a port for that CPU. If the port is subsequently reused on a different CPU, it could be in an unexpecte

Re: [Xen-devel] [PATCH] xen/events/fifo: Consume unprocessed events when a CPU dies

2015-06-19 Thread David Vrabel
On 19/06/15 17:02, Boris Ostrovsky wrote: > On 06/19/2015 11:15 AM, Ross Lagerwall wrote: >> When a CPU is offlined, there may be unprocessed events on a port for >> that CPU. If the port is subsequently reused on a different CPU, it >> could be in an unexpected state with the link bit set, result

Re: [Xen-devel] [PATCH] xen/events/fifo: Consume unprocessed events when a CPU dies

2015-06-19 Thread Boris Ostrovsky
On 06/19/2015 11:15 AM, Ross Lagerwall wrote: When a CPU is offlined, there may be unprocessed events on a port for that CPU. If the port is subsequently reused on a different CPU, it could be in an unexpected state with the link bit set, resulting in interrupts being missed. Fix this by consumi

[Xen-devel] [PATCH] xen/events/fifo: Consume unprocessed events when a CPU dies

2015-06-19 Thread Ross Lagerwall
When a CPU is offlined, there may be unprocessed events on a port for that CPU. If the port is subsequently reused on a different CPU, it could be in an unexpected state with the link bit set, resulting in interrupts being missed. Fix this by consuming any unprocessed events for a particular CPU w