Re: [Xen-devel] [PATCH v3 2/2] argo: correctly report pending message length

2019-06-12 Thread Andrew Cooper
On 12/06/2019 20:58, Christopher Clark wrote: > On Wed, Jun 12, 2019 at 5:35 AM Nicholas Tsirakis > wrote: >> When a message is requeue'd in Xen's internal queue, the queue >> entry contains the length of the message so that Xen knows to >> send a VIRQ to the respective domain when enough space fr

Re: [Xen-devel] [PATCH v3 2/2] argo: correctly report pending message length

2019-06-12 Thread Christopher Clark
On Wed, Jun 12, 2019 at 5:35 AM Nicholas Tsirakis wrote: > > When a message is requeue'd in Xen's internal queue, the queue > entry contains the length of the message so that Xen knows to > send a VIRQ to the respective domain when enough space frees up > in the ring. Due to a small bug, however,

Re: [Xen-devel] [PATCH v3 2/2] argo: correctly report pending message length

2019-06-12 Thread Nicholas Tsirakis
On Wed, Jun 12, 2019 at 8:47 AM Andrew Cooper wrote: > > On 12/06/2019 13:34, Nicholas Tsirakis wrote: > > When a message is requeue'd in Xen's internal queue, the queue > > entry contains the length of the message so that Xen knows to > > send a VIRQ to the respective domain when enough space fre

Re: [Xen-devel] [PATCH v3 2/2] argo: correctly report pending message length

2019-06-12 Thread Andrew Cooper
On 12/06/2019 13:34, Nicholas Tsirakis wrote: > When a message is requeue'd in Xen's internal queue, the queue > entry contains the length of the message so that Xen knows to > send a VIRQ to the respective domain when enough space frees up > in the ring. Due to a small bug, however, Xen doesn't po

[Xen-devel] [PATCH v3 2/2] argo: correctly report pending message length

2019-06-12 Thread Nicholas Tsirakis
When a message is requeue'd in Xen's internal queue, the queue entry contains the length of the message so that Xen knows to send a VIRQ to the respective domain when enough space frees up in the ring. Due to a small bug, however, Xen doesn't populate the length of the msg if a given write fails, s