Message ID | 20250314095523.4096604-1-andrew.cooper3@citrix.com (mailing list archive) |
---|---|
State | New |
Headers | show |
Series | VT-d: Adjust diagnostics in set_msi_source_id() | expand |
On Fri, Mar 14, 2025 at 09:55:23AM +0000, Andrew Cooper wrote: > Use %pd, and state what the unknown is. As it's an enum, it's a signed type. > > Also drop one piece of trailing whitespace. > > Signed-off-by: Andrew Cooper <andrew.cooper3@citrix.com> Acked-by: Roger Pau Monné <roger.pau@citrix.com> > --- > CC: Jan Beulich <JBeulich@suse.com> > CC: Roger Pau Monné <roger.pau@citrix.com> > --- > xen/drivers/passthrough/vtd/intremap.c | 10 +++++----- > 1 file changed, 5 insertions(+), 5 deletions(-) > > diff --git a/xen/drivers/passthrough/vtd/intremap.c b/xen/drivers/passthrough/vtd/intremap.c > index 81394ef45299..9272a2511398 100644 > --- a/xen/drivers/passthrough/vtd/intremap.c > +++ b/xen/drivers/passthrough/vtd/intremap.c > @@ -485,15 +485,15 @@ static int set_msi_source_id(const struct pci_dev *pdev, > else > { > dprintk(XENLOG_WARNING VTDPREFIX, > - "d%d: no upstream bridge for %pp\n", > - pdev->domain->domain_id, &pdev->sbdf); > + "%pd: no upstream bridge for %pp\n", > + pdev->domain, &pdev->sbdf); > return -ENXIO; > } > break; > > default: > - dprintk(XENLOG_WARNING VTDPREFIX, "d%d: unknown(%u): %pp\n", > - pdev->domain->domain_id, pdev->type, &pdev->sbdf); > + dprintk(XENLOG_WARNING VTDPREFIX, "%pd: %pp unknown device type %d\n", > + pdev->domain, &pdev->sbdf, pdev->type); Would be nice to have a pdev_type_to_str() or similar helper. Thanks, Roger.
On 14/03/2025 10:15 am, Roger Pau Monné wrote: > On Fri, Mar 14, 2025 at 09:55:23AM +0000, Andrew Cooper wrote: >> Use %pd, and state what the unknown is. As it's an enum, it's a signed type. >> >> Also drop one piece of trailing whitespace. >> >> Signed-off-by: Andrew Cooper <andrew.cooper3@citrix.com> > Acked-by: Roger Pau Monné <roger.pau@citrix.com> Thanks. > >> --- >> CC: Jan Beulich <JBeulich@suse.com> >> CC: Roger Pau Monné <roger.pau@citrix.com> >> --- >> xen/drivers/passthrough/vtd/intremap.c | 10 +++++----- >> 1 file changed, 5 insertions(+), 5 deletions(-) >> >> diff --git a/xen/drivers/passthrough/vtd/intremap.c b/xen/drivers/passthrough/vtd/intremap.c >> index 81394ef45299..9272a2511398 100644 >> --- a/xen/drivers/passthrough/vtd/intremap.c >> +++ b/xen/drivers/passthrough/vtd/intremap.c >> @@ -485,15 +485,15 @@ static int set_msi_source_id(const struct pci_dev *pdev, >> else >> { >> dprintk(XENLOG_WARNING VTDPREFIX, >> - "d%d: no upstream bridge for %pp\n", >> - pdev->domain->domain_id, &pdev->sbdf); >> + "%pd: no upstream bridge for %pp\n", >> + pdev->domain, &pdev->sbdf); >> return -ENXIO; >> } >> break; >> >> default: >> - dprintk(XENLOG_WARNING VTDPREFIX, "d%d: unknown(%u): %pp\n", >> - pdev->domain->domain_id, pdev->type, &pdev->sbdf); >> + dprintk(XENLOG_WARNING VTDPREFIX, "%pd: %pp unknown device type %d\n", >> + pdev->domain, &pdev->sbdf, pdev->type); > Would be nice to have a pdev_type_to_str() or similar helper. In this case, I think we'd only get UNKNOWN out of it, based on what else the switch() handles. ~Andrew
diff --git a/xen/drivers/passthrough/vtd/intremap.c b/xen/drivers/passthrough/vtd/intremap.c index 81394ef45299..9272a2511398 100644 --- a/xen/drivers/passthrough/vtd/intremap.c +++ b/xen/drivers/passthrough/vtd/intremap.c @@ -485,15 +485,15 @@ static int set_msi_source_id(const struct pci_dev *pdev, else { dprintk(XENLOG_WARNING VTDPREFIX, - "d%d: no upstream bridge for %pp\n", - pdev->domain->domain_id, &pdev->sbdf); + "%pd: no upstream bridge for %pp\n", + pdev->domain, &pdev->sbdf); return -ENXIO; } break; default: - dprintk(XENLOG_WARNING VTDPREFIX, "d%d: unknown(%u): %pp\n", - pdev->domain->domain_id, pdev->type, &pdev->sbdf); + dprintk(XENLOG_WARNING VTDPREFIX, "%pd: %pp unknown device type %d\n", + pdev->domain, &pdev->sbdf, pdev->type); return -EOPNOTSUPP; } @@ -751,7 +751,7 @@ void disable_intremap(struct vtd_iommu *iommu) !(sts & DMA_GSTS_IRES), sts); /* If we are disabling Interrupt Remapping, make sure we dont stay in - * Extended Interrupt Mode, as this is unaffected by the Interrupt + * Extended Interrupt Mode, as this is unaffected by the Interrupt * Remapping flag in each DMAR Global Control Register. * Specifically, local apics in xapic mode do not like interrupts delivered * in x2apic mode. Any code turning interrupt remapping back on will set
Use %pd, and state what the unknown is. As it's an enum, it's a signed type. Also drop one piece of trailing whitespace. Signed-off-by: Andrew Cooper <andrew.cooper3@citrix.com> --- CC: Jan Beulich <JBeulich@suse.com> CC: Roger Pau Monné <roger.pau@citrix.com> --- xen/drivers/passthrough/vtd/intremap.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-)