Re: [Xen-devel] [PATCH 1/3] arm64: add grub_xen_boot env to indicate that we have xen_* commands

[Fu Wei <fu.wei@xxxxxxxxxx>]

Hi Andrei.

On 25 February 2016 at 02:12, Andrei Borzenkov <arvidjaar@xxxxxxxxx> wrote:
> 24.02.2016 21:01, fu.wei@xxxxxxxxxx ÐÐÑÐÑ:
>> From: Fu Wei <fu.wei@xxxxxxxxxx>
>>
>> Signed-off-by: Fu Wei <fu.wei@xxxxxxxxxx>
>> ---
>>  grub-core/loader/arm64/xen_boot.c | 8 ++++++++
>>  1 file changed, 8 insertions(+)
>>
>> diff --git a/grub-core/loader/arm64/xen_boot.c 
>> b/grub-core/loader/arm64/xen_boot.c
>> index 8ae43d7..ef03111 100644
>> --- a/grub-core/loader/arm64/xen_boot.c
>> +++ b/grub-core/loader/arm64/xen_boot.c
>> @@ -20,6 +20,7 @@
>>  #include <grub/charset.h>
>>  #include <grub/command.h>
>>  #include <grub/err.h>
>> +#include <grub/env.h>
>>  #include <grub/file.h>
>>  #include <grub/fdt.h>
>>  #include <grub/list.h>
>> @@ -490,10 +491,17 @@ GRUB_MOD_INIT (xen_boot)
>>      grub_register_command ("xen_module", grub_cmd_xen_module, 0,
>>                          N_("Load a xen module."));
>>    my_mod = mod;
>> +
>> +/* setup a env to indicate that
>> + * we have xen_* commands.
>> + */
>> +  grub_env_set ("grub_xen_boot", "y");
>> +  grub_env_export ("grub_xen_boot");
>>  }
>
> Please define feature for it, see grub-core/normal/main.c.

Thanks for your suggestion

>
>>
>>  GRUB_MOD_FINI (xen_boot)
>>  {
>>    grub_unregister_command (cmd_xen_hypervisor);
>>    grub_unregister_command (cmd_xen_module);
>> +  grub_env_unset ("grub_xen_boot");
>>  }
>>
>



-- 
Best regards,

Fu Wei
Software Engineer
Red Hat Software (Beijing) Co.,Ltd.Shanghai Branch
Ph: +86 21 61221326(direct)
Ph: +86 186 2020 4684 (mobile)
Room 1512, Regus One Corporate Avenue,Level 15,
One Corporate Avenue,222 Hubin Road,Huangpu District,
Shanghai,China 200021

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