Re: [PATCH] Do not drop kernel cmdline for xen pv domains

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Daniel P. Berrange wrote:
> On Wed, Jul 06, 2011 at 07:36:26PM -0600, Jim Fehlig wrote:
>   
>> Kernel cmdline args can be passed to xen pv domains even when a
>> bootloader is specified.  The current config-to-sxpr mapping
>> ignores cmdline when bootloader is present.
>>
>> Since the xend sub-driver is used with many xen toolstack versions,
>> this patch takes conservative approach of adding an else block to
>> existing !def->os.bootloader, and only appends sxpr if def->os.cmdline
>> is non-NULL.
>> ---
>>  src/xenxs/xen_sxpr.c |    6 ++++++
>>  1 files changed, 6 insertions(+), 0 deletions(-)
>>
>> diff --git a/src/xenxs/xen_sxpr.c b/src/xenxs/xen_sxpr.c
>> index 13ca015..bd770bc 100644
>> --- a/src/xenxs/xen_sxpr.c
>> +++ b/src/xenxs/xen_sxpr.c
>> @@ -2261,6 +2261,12 @@ xenFormatSxpr(virConnectPtr conn,
>>          }
>>  
>>          virBufferAddLit(&buf, "))");
>> +    } else {
>> +        /* PV domains accept kernel cmdline args */
>> +        if (def->os.cmdline) {
>> +            virBufferEscapeSexpr(&buf, "(image (linux (args '%s')))",
>> +                                 def->os.cmdline);
>> +        }
>>      }
>>     
>
>
> ACK, assuming the test cases still pass - I'm surprised this
> doesn't require any testcase fixes
>   

Shame on me for not running make check.

As you suspected, xml2sexpr disk-block-shareable test failed.  I'll fix
it up, and new testcases for this patch, and post a v2.

Regards,
Jim

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