Displaying 10 results from an estimated 10 matches for "6fc91d534af1".
2019 Jun 11
2
[PATCH v4 4/8] s390/airq: use DMA memory for adapter interrupts
...> return -ENOMEM;
Sorry about not noticing that in the last iteration; but you may return
an error here if airq_iv_cache could not be allocated...
> return 0;
> }
> -subsys_initcall(airq_init);
(...)
> 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();
...but don't check the return code her...
2019 Jun 11
2
[PATCH v4 4/8] s390/airq: use DMA memory for adapter interrupts
...> return -ENOMEM;
Sorry about not noticing that in the last iteration; but you may return
an error here if airq_iv_cache could not be allocated...
> return 0;
> }
> -subsys_initcall(airq_init);
(...)
> 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();
...but don't check the return code her...
2019 Jun 11
0
[PATCH v4 4/8] s390/airq: use DMA memory for adapter interrupts
...that in the last iteration; but you may return
> an error here if airq_iv_cache could not be allocated...
>
> > return 0;
> > }
> > -subsys_initcall(airq_init);
>
> (...)
>
> > 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();
>
&g...
2019 Jun 11
2
[PATCH v4 4/8] s390/airq: use DMA memory for adapter interrupts
...; an error here if airq_iv_cache could not be allocated...
> >
> > > return 0;
> > > }
> > > -subsys_initcall(airq_init);
> >
> > (...)
> >
> > > 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;
>...
2019 Jun 11
2
[PATCH v4 4/8] s390/airq: use DMA memory for adapter interrupts
...; an error here if airq_iv_cache could not be allocated...
> >
> > > return 0;
> > > }
> > > -subsys_initcall(airq_init);
> >
> > (...)
> >
> > > 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;
>...
2019 Jun 06
0
[PATCH v4 4/8] s390/airq: use DMA memory for adapter interrupts
...bchannel *sch, struct tcw *tcw, u8 lpm, u8 key);
int cio_tm_intrg(struct subchannel *sch);
+extern int __init airq_init(void);
+
/* Use with care. */
#ifdef CONFIG_CCW_CONSOLE
extern struct subchannel *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. */
--
2.1...
2019 Jun 06
0
[PATCH v4 2/8] s390/cio: introduce DMA pools to cio
...te(struct device *dma_dev, int nr_pages);
+
/* Function from drivers/s390/cio/chsc.c */
int chsc_sstpc(void *page, unsigned int op, u16 ctrl, u64 *clock_delta);
int chsc_sstpi(void *page, void *result, size_t size);
diff --git a/drivers/s390/cio/css.c b/drivers/s390/cio/css.c
index aea502922646..6fc91d534af1 100644
--- a/drivers/s390/cio/css.c
+++ b/drivers/s390/cio/css.c
@@ -20,6 +20,8 @@
#include <linux/reboot.h>
#include <linux/suspend.h>
#include <linux/proc_fs.h>
+#include <linux/genalloc.h>
+#include <linux/dma-mapping.h>
#include <asm/isc.h>
#include <...
2019 Jun 12
0
[PATCH v4 4/8] s390/airq: use DMA memory for adapter interrupts
...allocated...
> > >
> > > > return 0;
> > > > }
> > > > -subsys_initcall(airq_init);
> > >
> > > (...)
> > >
> > > > 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)
> > > >...
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