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[PATCH 05/24] xen/arm: empty implementation of grant_table arch specific functions

 

 

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stefano.stabellini at eu

Jul 26, 2012, 8:33 AM

Post #1 of 3 (97 views)
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[PATCH 05/24] xen/arm: empty implementation of grant_table arch specific functions

Signed-off-by: Stefano Stabellini <stefano.stabellini [at] eu>
---
arch/arm/xen/Makefile | 2 +-
arch/arm/xen/grant-table.c | 53 ++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 54 insertions(+), 1 deletions(-)
create mode 100644 arch/arm/xen/grant-table.c

diff --git a/arch/arm/xen/Makefile b/arch/arm/xen/Makefile
index b9d6acc..4384103 100644
--- a/arch/arm/xen/Makefile
+++ b/arch/arm/xen/Makefile
@@ -1 +1 @@
-obj-y := enlighten.o hypercall.o
+obj-y := enlighten.o hypercall.o grant-table.o
diff --git a/arch/arm/xen/grant-table.c b/arch/arm/xen/grant-table.c
new file mode 100644
index 0000000..0a4ee80
--- /dev/null
+++ b/arch/arm/xen/grant-table.c
@@ -0,0 +1,53 @@
+/******************************************************************************
+ * grant_table.c
+ * ARM specific part
+ *
+ * Granting foreign access to our memory reservation.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License version 2
+ * as published by the Free Software Foundation; or, when distributed
+ * separately from the Linux kernel or incorporated into other
+ * software packages, subject to the following license:
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this source file (the "Software"), to deal in the Software without
+ * restriction, including without limitation the rights to use, copy, modify,
+ * merge, publish, distribute, sublicense, and/or sell copies of the Software,
+ * and to permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ */
+
+#include <xen/interface/xen.h>
+#include <xen/page.h>
+#include <xen/grant_table.h>
+
+int arch_gnttab_map_shared(unsigned long *frames, unsigned long nr_gframes,
+ unsigned long max_nr_gframes,
+ void **__shared)
+{
+ return -1;
+}
+
+void arch_gnttab_unmap(void *shared, unsigned long nr_gframes)
+{
+ return;
+}
+
+int arch_gnttab_map_status(uint64_t *frames, unsigned long nr_gframes,
+ unsigned long max_nr_gframes,
+ grant_status_t **__shared)
+{
+ return -1;
+}
--
1.7.2.5


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konrad.wilk at oracle

Aug 1, 2012, 7:16 AM

Post #2 of 3 (95 views)
Permalink
Re: [PATCH 05/24] xen/arm: empty implementation of grant_table arch specific functions [In reply to]

On Thu, Jul 26, 2012 at 04:33:47PM +0100, Stefano Stabellini wrote:
> Signed-off-by: Stefano Stabellini <stefano.stabellini [at] eu>
> ---
> arch/arm/xen/Makefile | 2 +-
> arch/arm/xen/grant-table.c | 53 ++++++++++++++++++++++++++++++++++++++++++++
> 2 files changed, 54 insertions(+), 1 deletions(-)
> create mode 100644 arch/arm/xen/grant-table.c
>
> diff --git a/arch/arm/xen/Makefile b/arch/arm/xen/Makefile
> index b9d6acc..4384103 100644
> --- a/arch/arm/xen/Makefile
> +++ b/arch/arm/xen/Makefile
> @@ -1 +1 @@
> -obj-y := enlighten.o hypercall.o
> +obj-y := enlighten.o hypercall.o grant-table.o
> diff --git a/arch/arm/xen/grant-table.c b/arch/arm/xen/grant-table.c
> new file mode 100644
> index 0000000..0a4ee80
> --- /dev/null
> +++ b/arch/arm/xen/grant-table.c
> @@ -0,0 +1,53 @@
> +/******************************************************************************
> + * grant_table.c
> + * ARM specific part
> + *
> + * Granting foreign access to our memory reservation.
> + *
> + * This program is free software; you can redistribute it and/or
> + * modify it under the terms of the GNU General Public License version 2
> + * as published by the Free Software Foundation; or, when distributed
> + * separately from the Linux kernel or incorporated into other
> + * software packages, subject to the following license:
> + *
> + * Permission is hereby granted, free of charge, to any person obtaining a copy
> + * of this source file (the "Software"), to deal in the Software without
> + * restriction, including without limitation the rights to use, copy, modify,
> + * merge, publish, distribute, sublicense, and/or sell copies of the Software,
> + * and to permit persons to whom the Software is furnished to do so, subject to
> + * the following conditions:
> + *
> + * The above copyright notice and this permission notice shall be included in
> + * all copies or substantial portions of the Software.
> + *
> + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
> + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
> + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
> + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
> + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
> + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
> + * IN THE SOFTWARE.
> + */
> +
> +#include <xen/interface/xen.h>
> +#include <xen/page.h>
> +#include <xen/grant_table.h>
> +
> +int arch_gnttab_map_shared(unsigned long *frames, unsigned long nr_gframes,
> + unsigned long max_nr_gframes,
> + void **__shared)
> +{
> + return -1;

-ENOSYS
> +}
> +
> +void arch_gnttab_unmap(void *shared, unsigned long nr_gframes)
> +{
> + return;
> +}
> +
> +int arch_gnttab_map_status(uint64_t *frames, unsigned long nr_gframes,
> + unsigned long max_nr_gframes,
> + grant_status_t **__shared)
> +{
> + return -1;

Same here -ENOSYS
> +}
> --
> 1.7.2.5

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stefano.stabellini at eu

Aug 1, 2012, 8:46 AM

Post #3 of 3 (93 views)
Permalink
Re: [PATCH 05/24] xen/arm: empty implementation of grant_table arch specific functions [In reply to]

On Wed, 1 Aug 2012, Konrad Rzeszutek Wilk wrote:
> On Thu, Jul 26, 2012 at 04:33:47PM +0100, Stefano Stabellini wrote:
> > Signed-off-by: Stefano Stabellini <stefano.stabellini [at] eu>
> > ---
> > arch/arm/xen/Makefile | 2 +-
> > arch/arm/xen/grant-table.c | 53 ++++++++++++++++++++++++++++++++++++++++++++
> > 2 files changed, 54 insertions(+), 1 deletions(-)
> > create mode 100644 arch/arm/xen/grant-table.c
> >
> > diff --git a/arch/arm/xen/Makefile b/arch/arm/xen/Makefile
> > index b9d6acc..4384103 100644
> > --- a/arch/arm/xen/Makefile
> > +++ b/arch/arm/xen/Makefile
> > @@ -1 +1 @@
> > -obj-y := enlighten.o hypercall.o
> > +obj-y := enlighten.o hypercall.o grant-table.o
> > diff --git a/arch/arm/xen/grant-table.c b/arch/arm/xen/grant-table.c
> > new file mode 100644
> > index 0000000..0a4ee80
> > --- /dev/null
> > +++ b/arch/arm/xen/grant-table.c
> > @@ -0,0 +1,53 @@
> > +/******************************************************************************
> > + * grant_table.c
> > + * ARM specific part
> > + *
> > + * Granting foreign access to our memory reservation.
> > + *
> > + * This program is free software; you can redistribute it and/or
> > + * modify it under the terms of the GNU General Public License version 2
> > + * as published by the Free Software Foundation; or, when distributed
> > + * separately from the Linux kernel or incorporated into other
> > + * software packages, subject to the following license:
> > + *
> > + * Permission is hereby granted, free of charge, to any person obtaining a copy
> > + * of this source file (the "Software"), to deal in the Software without
> > + * restriction, including without limitation the rights to use, copy, modify,
> > + * merge, publish, distribute, sublicense, and/or sell copies of the Software,
> > + * and to permit persons to whom the Software is furnished to do so, subject to
> > + * the following conditions:
> > + *
> > + * The above copyright notice and this permission notice shall be included in
> > + * all copies or substantial portions of the Software.
> > + *
> > + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
> > + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
> > + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
> > + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
> > + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
> > + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
> > + * IN THE SOFTWARE.
> > + */
> > +
> > +#include <xen/interface/xen.h>
> > +#include <xen/page.h>
> > +#include <xen/grant_table.h>
> > +
> > +int arch_gnttab_map_shared(unsigned long *frames, unsigned long nr_gframes,
> > + unsigned long max_nr_gframes,
> > + void **__shared)
> > +{
> > + return -1;
>
> -ENOSYS
> > +}
> > +
> > +void arch_gnttab_unmap(void *shared, unsigned long nr_gframes)
> > +{
> > + return;
> > +}
> > +
> > +int arch_gnttab_map_status(uint64_t *frames, unsigned long nr_gframes,
> > + unsigned long max_nr_gframes,
> > + grant_status_t **__shared)
> > +{
> > + return -1;
>
> Same here -ENOSYS

OK, I'll do that

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