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SubjectRe: 64-syscall args on 32-bit vs syscall()
On 03/15/2010 01:35 PM, Benjamin Herrenschmidt wrote:
> On Mon, 2010-03-15 at 12:41 -0700, H. Peter Anvin wrote:
>> I don't see why syscall() can't change the type for its first argument
>> -- it seems to be exactly what symbol versioning is for.
>>
>> Doesn't change the fact that it is fundamentally broken, of course.
>
> No need to change the type of the first arg and go for symbol
> versionning if you do something like I proposed earlier, there will be
> no conflict between syscall() and __syscall() and both variants can
> exist.
>

Basically symbol versioning done "by hand", actually using symbol
versioning is better, IMNSHO.

-hpa


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