[PATCH] drm/xe: Add fault injection for xe_sync_entry_parse

[Dandamudi, Priyanka]

> -----Original Message-----
> From: K V P, Satyanarayana <satyanarayana.k.v.p at intel.com>
> Sent: 14 February 2025 03:46 PM
> To: Dandamudi, Priyanka <priyanka.dandamudi at intel.com>; Dandamudi,
> Priyanka <priyanka.dandamudi at intel.com>; Dugast, Francois
> <francois.dugast at intel.com>; intel-xe at lists.freedesktop.org
> Cc: K V P, Satyanarayana <satyanarayana.k.v.p at intel.com>
> Subject: RE: [PATCH] drm/xe: Add fault injection for xe_sync_entry_parse
> 
> Hi
> > -----Original Message-----
> > From: Intel-xe <intel-xe-bounces at lists.freedesktop.org> On Behalf Of
> > priyanka.dandamudi at intel.com
> > Sent: Wednesday, February 12, 2025 3:02 PM
> > To: Dandamudi, Priyanka <priyanka.dandamudi at intel.com>; Dugast,
> > Francois <francois.dugast at intel.com>; intel-xe at lists.freedesktop.org
> > Subject: [PATCH] drm/xe: Add fault injection for xe_sync_entry_parse
> >
> > From: Priyanka Dandamudi <priyanka.dandamudi at intel.com>
> >
> > Add fault injection for xe_sync_entry_parse to allow it to fail while
> > executing xe_vm_bind_ioctl().
> > This need to be added as it cannot be reached by injecting error
> > through IOCTL arguments.
> >
> > Signed-off-by: Priyanka Dandamudi <priyanka.dandamudi at intel.com>
> > ---
> >  drivers/gpu/drm/xe/xe_sync.c | 1 +
> >  1 file changed, 1 insertion(+)
> >
> > diff --git a/drivers/gpu/drm/xe/xe_sync.c
> > b/drivers/gpu/drm/xe/xe_sync.c index 42f5bebd09e5..f87276df18f2 100644
> > --- a/drivers/gpu/drm/xe/xe_sync.c
> > +++ b/drivers/gpu/drm/xe/xe_sync.c
> > @@ -210,6 +210,7 @@ int xe_sync_entry_parse(struct xe_device *xe,
> > struct xe_file *xef,
> >
> >  	return 0;
> >  }
> > +ALLOW_ERROR_INJECTION(xe_sync_entry_parse, ERRNO);
> >
> fail_function.
> -Satya.
I already sent IGT test to validate this change.
https://patchwork.freedesktop.org/series/144708/
--Priyanka
> >  int xe_sync_entry_add_deps(struct xe_sync_entry *sync, struct
> > xe_sched_job
> > *job)
> >  {
> > --
> > 2.34.1