* [PATCH v2] libxl: check HVM direct boot parameters
@ 2015-01-19 16:13 Wei Liu
2015-01-19 17:41 ` Ian Campbell
0 siblings, 1 reply; 2+ messages in thread
From: Wei Liu @ 2015-01-19 16:13 UTC (permalink / raw)
To: xen-devel
Cc: Chunyan Liu, Ian Jackson, Wei Liu, Ian Campbell, Stefano Stabellini
We should honour -initrd and -append iff -kernel is specified, because
that's how QEMU works.
Check direct boot parameters in libxl__domain_build_info_setdefault.
Return failure if kernel is missing while ramdisk (-initrd) and / or
cmdline (-append) is present.
Signed-off-by: Wei Liu <wei.liu2@citrix.com>
Cc: Ian Campbell <ian.campbell@citrix.com>
Cc: Ian Jackson <ian.jackson@eu.citrix.com>
Cc: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Cc: Chunyan Liu <cyliu@suse.com>
Acked-by: Ian Campbell <ian.campbell@citrix.com>
---
v2: use LOG and fix formatting
---
tools/libxl/libxl_create.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/tools/libxl/libxl_create.c b/tools/libxl/libxl_create.c
index 6f87d1c..98687bd 100644
--- a/tools/libxl/libxl_create.c
+++ b/tools/libxl/libxl_create.c
@@ -170,6 +170,14 @@ int libxl__domain_build_info_setdefault(libxl__gc *gc,
break;
default:abort();
}
+
+ /* Check HVM direct boot parameters, we should honour ->ramdisk and
+ * ->cmdline iff ->kernel is set.
+ */
+ if (!b_info->kernel && (b_info->ramdisk || b_info->cmdline)) {
+ LOG(ERROR, "direct boot parameters specified but kernel missing");
+ return ERROR_INVAL;
+ }
}
if (b_info->type == LIBXL_DOMAIN_TYPE_HVM &&
--
1.7.10.4
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH v2] libxl: check HVM direct boot parameters
2015-01-19 16:13 [PATCH v2] libxl: check HVM direct boot parameters Wei Liu
@ 2015-01-19 17:41 ` Ian Campbell
0 siblings, 0 replies; 2+ messages in thread
From: Ian Campbell @ 2015-01-19 17:41 UTC (permalink / raw)
To: Wei Liu; +Cc: Stefano Stabellini, Ian Jackson, Chunyan Liu, xen-devel
On Mon, 2015-01-19 at 16:13 +0000, Wei Liu wrote:
> We should honour -initrd and -append iff -kernel is specified, because
> that's how QEMU works.
>
> Check direct boot parameters in libxl__domain_build_info_setdefault.
> Return failure if kernel is missing while ramdisk (-initrd) and / or
> cmdline (-append) is present.
>
> Signed-off-by: Wei Liu <wei.liu2@citrix.com>
> Cc: Ian Campbell <ian.campbell@citrix.com>
> Cc: Ian Jackson <ian.jackson@eu.citrix.com>
> Cc: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
> Cc: Chunyan Liu <cyliu@suse.com>
> Acked-by: Ian Campbell <ian.campbell@citrix.com>
and applied, thanks for the fast turnaround!
Ian.
^ permalink raw reply [flat|nested] 2+ messages in thread
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