lkml.org 
[lkml]   [2017]   [Nov]   [30]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [Xen-devel] [PATCH] Xen/pciback: Implement PCI slot or bus reset with 'do_flr' SysFS attribute
>>> On 29.11.17 at 20:44, <govinda.tatti@oracle.com> wrote:
> So, we will use the following sequence to reset the requested
> device/function.
>
> - FLR (as first option)
> - BUS/SLOT reset (as fall-back option) if FLR is not supported or any
> issue with FLR

It looks to me as if the slot reset could also fail despite the probe
having succeeded. In such a case it might be better to try a bus
reset, i.e. the sequence would become
- FLR
- slot reset if FLR failed
- bus reset if slot reset failed

Jan

\
 
 \ /
  Last update: 2017-11-30 09:30    [W:0.631 / U:0.268 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site