Displaying 15 results from an estimated 15 matches for "out_unregister_pmn".
2019 Jun 11
2
[PATCH v4 4/8] s390/airq: use DMA memory for adapter interrupts
...iff --git a/drivers/s390/cio/css.c b/drivers/s390/cio/css.c
> index 6fc91d534af1..7901c8ed3597 100644
> --- a/drivers/s390/cio/css.c
> +++ b/drivers/s390/cio/css.c
> @@ -1182,6 +1182,7 @@ static int __init css_bus_init(void)
> ret = cio_dma_pool_init();
> if (ret)
> goto out_unregister_pmn;
> + airq_init();
...but don't check the return code here. Probably a pathological case,
but shouldn't you handle that error as well?
> css_init_done = 1;
>
> /* Enable default isc for I/O subchannels. */
2019 Jun 11
2
[PATCH v4 4/8] s390/airq: use DMA memory for adapter interrupts
...iff --git a/drivers/s390/cio/css.c b/drivers/s390/cio/css.c
> index 6fc91d534af1..7901c8ed3597 100644
> --- a/drivers/s390/cio/css.c
> +++ b/drivers/s390/cio/css.c
> @@ -1182,6 +1182,7 @@ static int __init css_bus_init(void)
> ret = cio_dma_pool_init();
> if (ret)
> goto out_unregister_pmn;
> + airq_init();
...but don't check the return code here. Probably a pathological case,
but shouldn't you handle that error as well?
> css_init_done = 1;
>
> /* Enable default isc for I/O subchannels. */
2019 Jun 12
1
[PATCH v5 4/8] s390/airq: use DMA memory for adapter interrupts
...iff --git a/drivers/s390/cio/css.c b/drivers/s390/cio/css.c
> index e0f19f1e82a0..1b867c941b86 100644
> --- a/drivers/s390/cio/css.c
> +++ b/drivers/s390/cio/css.c
> @@ -1184,6 +1184,7 @@ static int __init css_bus_init(void)
> ret = cio_dma_pool_init();
> if (ret)
> goto out_unregister_pmn;
> + airq_init();
Ignoring the return code here does not really hurt right now, but we
probably want to change that if we want to consider failures in css
initialization to be fatal.
> css_init_done = 1;
>
> /* Enable default isc for I/O subchannels. */
On the whole, not really...
2019 Jun 06
0
[PATCH v4 2/8] s390/cio: introduce DMA pools to cio
...__init css_bus_init(void)
if (ret)
goto out_unregister;
ret = register_pm_notifier(&css_power_notifier);
- if (ret) {
- unregister_reboot_notifier(&css_reboot_notifier);
- goto out_unregister;
- }
+ if (ret)
+ goto out_unregister_rn;
+ ret = cio_dma_pool_init();
+ if (ret)
+ goto out_unregister_pmn;
css_init_done = 1;
/* Enable default isc for I/O subchannels. */
isc_register(IO_SCH_ISC);
return 0;
+out_unregister_pmn:
+ unregister_pm_notifier(&css_power_notifier);
+out_unregister_rn:
+ unregister_reboot_notifier(&css_reboot_notifier);
out_unregister:
while (i-- > 0)...
2019 Jun 12
0
[PATCH v5 2/8] s390/cio: introduce DMA pools to cio
...__init css_bus_init(void)
if (ret)
goto out_unregister;
ret = register_pm_notifier(&css_power_notifier);
- if (ret) {
- unregister_reboot_notifier(&css_reboot_notifier);
- goto out_unregister;
- }
+ if (ret)
+ goto out_unregister_rn;
+ ret = cio_dma_pool_init();
+ if (ret)
+ goto out_unregister_pmn;
css_init_done = 1;
/* Enable default isc for I/O subchannels. */
isc_register(IO_SCH_ISC);
return 0;
+out_unregister_pmn:
+ unregister_pm_notifier(&css_power_notifier);
+out_unregister_rn:
+ unregister_reboot_notifier(&css_reboot_notifier);
out_unregister:
while (i-- > 0)...
2019 Jun 11
0
[PATCH v4 4/8] s390/airq: use DMA memory for adapter interrupts
...b/drivers/s390/cio/css.c
> > index 6fc91d534af1..7901c8ed3597 100644
> > --- a/drivers/s390/cio/css.c
> > +++ b/drivers/s390/cio/css.c
> > @@ -1182,6 +1182,7 @@ static int __init css_bus_init(void)
> > ret = cio_dma_pool_init();
> > if (ret)
> > goto out_unregister_pmn;
> > + airq_init();
>
> ...but don't check the return code here. Probably a pathological case,
> but shouldn't you handle that error as well?
>
Tricky business... The problem is that the airq stuff ain't 'private' to
the CIO subsystem (e.g. zPCI). I'm af...
2019 Jun 11
2
[PATCH v4 4/8] s390/airq: use DMA memory for adapter interrupts
...> index 6fc91d534af1..7901c8ed3597 100644
> > > --- a/drivers/s390/cio/css.c
> > > +++ b/drivers/s390/cio/css.c
> > > @@ -1182,6 +1182,7 @@ static int __init css_bus_init(void)
> > > ret = cio_dma_pool_init();
> > > if (ret)
> > > goto out_unregister_pmn;
> > > + airq_init();
> >
> > ...but don't check the return code here. Probably a pathological case,
> > but shouldn't you handle that error as well?
> >
>
> Tricky business... The problem is that the airq stuff ain't 'private' to
&g...
2019 Jun 11
2
[PATCH v4 4/8] s390/airq: use DMA memory for adapter interrupts
...> index 6fc91d534af1..7901c8ed3597 100644
> > > --- a/drivers/s390/cio/css.c
> > > +++ b/drivers/s390/cio/css.c
> > > @@ -1182,6 +1182,7 @@ static int __init css_bus_init(void)
> > > ret = cio_dma_pool_init();
> > > if (ret)
> > > goto out_unregister_pmn;
> > > + airq_init();
> >
> > ...but don't check the return code here. Probably a pathological case,
> > but shouldn't you handle that error as well?
> >
>
> Tricky business... The problem is that the airq stuff ain't 'private' to
&g...
2019 Jun 06
0
[PATCH v4 4/8] s390/airq: use DMA memory for adapter interrupts
...channel *cio_probe_console(void);
diff --git a/drivers/s390/cio/css.c b/drivers/s390/cio/css.c
index 6fc91d534af1..7901c8ed3597 100644
--- a/drivers/s390/cio/css.c
+++ b/drivers/s390/cio/css.c
@@ -1182,6 +1182,7 @@ static int __init css_bus_init(void)
ret = cio_dma_pool_init();
if (ret)
goto out_unregister_pmn;
+ airq_init();
css_init_done = 1;
/* Enable default isc for I/O subchannels. */
--
2.17.1
2019 Jun 12
0
[PATCH v5 4/8] s390/airq: use DMA memory for adapter interrupts
...channel *cio_probe_console(void);
diff --git a/drivers/s390/cio/css.c b/drivers/s390/cio/css.c
index e0f19f1e82a0..1b867c941b86 100644
--- a/drivers/s390/cio/css.c
+++ b/drivers/s390/cio/css.c
@@ -1184,6 +1184,7 @@ static int __init css_bus_init(void)
ret = cio_dma_pool_init();
if (ret)
goto out_unregister_pmn;
+ airq_init();
css_init_done = 1;
/* Enable default isc for I/O subchannels. */
--
2.17.1
2019 Jun 12
0
[PATCH v4 4/8] s390/airq: use DMA memory for adapter interrupts
...8ed3597 100644
> > > > --- a/drivers/s390/cio/css.c
> > > > +++ b/drivers/s390/cio/css.c
> > > > @@ -1182,6 +1182,7 @@ static int __init css_bus_init(void)
> > > > ret = cio_dma_pool_init();
> > > > if (ret)
> > > > goto out_unregister_pmn;
> > > > + airq_init();
> > >
> > > ...but don't check the return code here. Probably a pathological case,
> > > but shouldn't you handle that error as well?
> > >
> >
> > Tricky business... The problem is that the airq stuf...
2019 Jun 06
15
[PATCH v4 0/8] s390: virtio: support protected virtualization
Enhanced virtualization protection technology may require the use of
bounce buffers for I/O. While support for this was built into the virtio
core, virtio-ccw wasn't changed accordingly.
Some background on technology (not part of this series) and the
terminology used.
* Protected Virtualization (PV):
Protected Virtualization guarantees, that non-shared memory of a guest
that operates in PV
2019 Jun 06
15
[PATCH v4 0/8] s390: virtio: support protected virtualization
Enhanced virtualization protection technology may require the use of
bounce buffers for I/O. While support for this was built into the virtio
core, virtio-ccw wasn't changed accordingly.
Some background on technology (not part of this series) and the
terminology used.
* Protected Virtualization (PV):
Protected Virtualization guarantees, that non-shared memory of a guest
that operates in PV
2019 Jun 12
21
[PATCH v5 0/8] s390: virtio: support protected virtualization
Enhanced virtualization protection technology may require the use of
bounce buffers for I/O. While support for this was built into the virtio
core, virtio-ccw wasn't changed accordingly.
Some background on technology (not part of this series) and the
terminology used.
* Protected Virtualization (PV):
Protected Virtualization guarantees, that non-shared memory of a guest
that operates in PV
2019 Jun 12
21
[PATCH v5 0/8] s390: virtio: support protected virtualization
Enhanced virtualization protection technology may require the use of
bounce buffers for I/O. While support for this was built into the virtio
core, virtio-ccw wasn't changed accordingly.
Some background on technology (not part of this series) and the
terminology used.
* Protected Virtualization (PV):
Protected Virtualization guarantees, that non-shared memory of a guest
that operates in PV