| Message ID | 20240522170107.289532-6-clg@redhat.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | s390x/ccw: Error reporting cleanups | expand |
>-----Original Message----- >From: Cédric Le Goater <clg@redhat.com> >Subject: [PATCH 5/7] vfio/ccw: Use the 'Error **errp' argument of >vfio_ccw_realize() > >The local error variable is kept for vfio_ccw_register_irq_notifier() >because it is not considered as a failing condition. We will change >how error reporting is done in following changes. > >Remove the error_propagate() call. > >Cc: Zhenzhong Duan <zhenzhong.duan@intel.com> >Signed-off-by: Cédric Le Goater <clg@redhat.com> Reviewed-by: Zhenzhong Duan <zhenzhong.duan@intel.com> Thanks Zhenzhong >--- > hw/vfio/ccw.c | 12 +++++------- > 1 file changed, 5 insertions(+), 7 deletions(-) > >diff --git a/hw/vfio/ccw.c b/hw/vfio/ccw.c >index >9a8e052711fe2f7c067c52808b2af30d0ebfee0c..a468fa2342b97e0ee36bd5f >b8443025cc90a0453 100644 >--- a/hw/vfio/ccw.c >+++ b/hw/vfio/ccw.c >@@ -582,8 +582,8 @@ static void vfio_ccw_realize(DeviceState *dev, Error >**errp) > > /* Call the class init function for subchannel. */ > if (cdc->realize) { >- if (!cdc->realize(cdev, vcdev->vdev.sysfsdev, &err)) { >- goto out_err_propagate; >+ if (!cdc->realize(cdev, vcdev->vdev.sysfsdev, errp)) { >+ return; > } > } > >@@ -596,17 +596,17 @@ static void vfio_ccw_realize(DeviceState *dev, >Error **errp) > goto out_attach_dev_err; > } > >- if (!vfio_ccw_get_region(vcdev, &err)) { >+ if (!vfio_ccw_get_region(vcdev, errp)) { > goto out_region_err; > } > >- if (!vfio_ccw_register_irq_notifier(vcdev, VFIO_CCW_IO_IRQ_INDEX, >&err)) { >+ if (!vfio_ccw_register_irq_notifier(vcdev, VFIO_CCW_IO_IRQ_INDEX, >errp)) { > goto out_io_notifier_err; > } > > if (vcdev->crw_region) { > if (!vfio_ccw_register_irq_notifier(vcdev, VFIO_CCW_CRW_IRQ_INDEX, >- &err)) { >+ errp)) { > goto out_irq_notifier_err; > } > } >@@ -634,8 +634,6 @@ out_attach_dev_err: > if (cdc->unrealize) { > cdc->unrealize(cdev); > } >-out_err_propagate: >- error_propagate(errp, err); > } > > static void vfio_ccw_unrealize(DeviceState *dev) >-- >2.45.1
On 5/22/24 1:01 PM, Cédric Le Goater wrote: > The local error variable is kept for vfio_ccw_register_irq_notifier() > because it is not considered as a failing condition. We will change > how error reporting is done in following changes. > > Remove the error_propagate() call. > > Cc: Zhenzhong Duan <zhenzhong.duan@intel.com> > Signed-off-by: Cédric Le Goater <clg@redhat.com> Reviewed-by: Anthony Krowiak <akrowiak@linux.ibm.com> > --- > hw/vfio/ccw.c | 12 +++++------- > 1 file changed, 5 insertions(+), 7 deletions(-) > > diff --git a/hw/vfio/ccw.c b/hw/vfio/ccw.c > index 9a8e052711fe2f7c067c52808b2af30d0ebfee0c..a468fa2342b97e0ee36bd5fb8443025cc90a0453 100644 > --- a/hw/vfio/ccw.c > +++ b/hw/vfio/ccw.c > @@ -582,8 +582,8 @@ static void vfio_ccw_realize(DeviceState *dev, Error **errp) > > /* Call the class init function for subchannel. */ > if (cdc->realize) { > - if (!cdc->realize(cdev, vcdev->vdev.sysfsdev, &err)) { > - goto out_err_propagate; > + if (!cdc->realize(cdev, vcdev->vdev.sysfsdev, errp)) { > + return; > } > } > > @@ -596,17 +596,17 @@ static void vfio_ccw_realize(DeviceState *dev, Error **errp) > goto out_attach_dev_err; > } > > - if (!vfio_ccw_get_region(vcdev, &err)) { > + if (!vfio_ccw_get_region(vcdev, errp)) { > goto out_region_err; > } > > - if (!vfio_ccw_register_irq_notifier(vcdev, VFIO_CCW_IO_IRQ_INDEX, &err)) { > + if (!vfio_ccw_register_irq_notifier(vcdev, VFIO_CCW_IO_IRQ_INDEX, errp)) { > goto out_io_notifier_err; > } > > if (vcdev->crw_region) { > if (!vfio_ccw_register_irq_notifier(vcdev, VFIO_CCW_CRW_IRQ_INDEX, > - &err)) { > + errp)) { > goto out_irq_notifier_err; > } > } > @@ -634,8 +634,6 @@ out_attach_dev_err: > if (cdc->unrealize) { > cdc->unrealize(cdev); > } > -out_err_propagate: > - error_propagate(errp, err); > } > > static void vfio_ccw_unrealize(DeviceState *dev)
diff --git a/hw/vfio/ccw.c b/hw/vfio/ccw.c index 9a8e052711fe2f7c067c52808b2af30d0ebfee0c..a468fa2342b97e0ee36bd5fb8443025cc90a0453 100644 --- a/hw/vfio/ccw.c +++ b/hw/vfio/ccw.c @@ -582,8 +582,8 @@ static void vfio_ccw_realize(DeviceState *dev, Error **errp) /* Call the class init function for subchannel. */ if (cdc->realize) { - if (!cdc->realize(cdev, vcdev->vdev.sysfsdev, &err)) { - goto out_err_propagate; + if (!cdc->realize(cdev, vcdev->vdev.sysfsdev, errp)) { + return; } } @@ -596,17 +596,17 @@ static void vfio_ccw_realize(DeviceState *dev, Error **errp) goto out_attach_dev_err; } - if (!vfio_ccw_get_region(vcdev, &err)) { + if (!vfio_ccw_get_region(vcdev, errp)) { goto out_region_err; } - if (!vfio_ccw_register_irq_notifier(vcdev, VFIO_CCW_IO_IRQ_INDEX, &err)) { + if (!vfio_ccw_register_irq_notifier(vcdev, VFIO_CCW_IO_IRQ_INDEX, errp)) { goto out_io_notifier_err; } if (vcdev->crw_region) { if (!vfio_ccw_register_irq_notifier(vcdev, VFIO_CCW_CRW_IRQ_INDEX, - &err)) { + errp)) { goto out_irq_notifier_err; } } @@ -634,8 +634,6 @@ out_attach_dev_err: if (cdc->unrealize) { cdc->unrealize(cdev); } -out_err_propagate: - error_propagate(errp, err); } static void vfio_ccw_unrealize(DeviceState *dev)
The local error variable is kept for vfio_ccw_register_irq_notifier() because it is not considered as a failing condition. We will change how error reporting is done in following changes. Remove the error_propagate() call. Cc: Zhenzhong Duan <zhenzhong.duan@intel.com> Signed-off-by: Cédric Le Goater <clg@redhat.com> --- hw/vfio/ccw.c | 12 +++++------- 1 file changed, 5 insertions(+), 7 deletions(-)