Re: [Xen-devel] [PATCH] Fix asmlinkage functions

[Keir Fraser <keir@xxxxxxx>]

On 20/06/2012 09:28, "M A Young" <m.a.young@xxxxxxxxxxxx> wrote:

> On Tue, 19 Jun 2012, Bastian Blank wrote:
> 
>> According to gcc-4.7, "void bla(void)" is incompatible with "asmlinkage
>> void bla(void)". As asmlinkage expands to __attribute__((regparm(0))),
>> it is correct.
>> 
>> The patch adds the missing asmlinkage to function declarations affected.
>> It is needed for 4.1 and 4.2.
>> 
>> Signed-off-by: Bastian Blank <waldi@xxxxxxxxxx>
> 
> This is only relevant for 4.1 . In 4.2 asmlinkage got flattened to a no-op
> in changeset 24511
> http://xenbits.xen.org/hg/staging/xen-unstable.hg/rev/a141f6d64916 . It
> would be a good idea to get this problem fixed for 4.1.3 but backporting
> the change from 4.2 might be a better idea.

Done, and for forthcoming 4.0.4-rc3 too.

> Michael Young
> 
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