Re: [PATCH v3 1/3] msix/hmp: add hmp interface to dump MSI-X info

2021-07-14 Thread Dongli Zhang
Hi Markus, On 7/14/21 2:42 AM, Markus Armbruster wrote: > Dongli Zhang writes: > >> Hi Markus, >> >> On 7/13/21 10:46 PM, Markus Armbruster wrote: >>> Dongli Zhang writes: >>> This patch is to add the HMP interface to dump MSI-X table and PBA, in order to help diagnose the loss of

Re: [PATCH v3 1/3] msix/hmp: add hmp interface to dump MSI-X info

2021-07-14 Thread Markus Armbruster
Dongli Zhang writes: > Hi Markus, > > On 7/13/21 10:46 PM, Markus Armbruster wrote: >> Dongli Zhang writes: >> >>> This patch is to add the HMP interface to dump MSI-X table and PBA, in >>> order to help diagnose the loss of IRQ issue in VM (e.g., if an MSI-X >>> vector is erroneously masked

Re: [PATCH v3 1/3] msix/hmp: add hmp interface to dump MSI-X info

2021-07-14 Thread Dongli Zhang
Hi Markus, On 7/13/21 10:46 PM, Markus Armbruster wrote: > Dongli Zhang writes: > >> This patch is to add the HMP interface to dump MSI-X table and PBA, in >> order to help diagnose the loss of IRQ issue in VM (e.g., if an MSI-X >> vector is erroneously masked permanently). Here is the example

Re: [PATCH v3 1/3] msix/hmp: add hmp interface to dump MSI-X info

2021-07-13 Thread Markus Armbruster
Dongli Zhang writes: > This patch is to add the HMP interface to dump MSI-X table and PBA, in > order to help diagnose the loss of IRQ issue in VM (e.g., if an MSI-X > vector is erroneously masked permanently). Here is the example with > vhost-scsi: > > (qemu) info msix

[PATCH v3 1/3] msix/hmp: add hmp interface to dump MSI-X info

2021-07-13 Thread Dongli Zhang
This patch is to add the HMP interface to dump MSI-X table and PBA, in order to help diagnose the loss of IRQ issue in VM (e.g., if an MSI-X vector is erroneously masked permanently). Here is the example with vhost-scsi: (qemu) info msix /machine/peripheral/vscsi0 Msg L.Addr Msg U.Addr Msg Data