Re: [PSEUDOPATCH] rename is_compat_task

From: Al Viro
Date: Mon Dec 07 2015 - 18:43:04 EST


On Tue, Dec 08, 2015 at 12:16:51AM +0100, Arnd Bergmann wrote:

> As far as I know, x86 is the special case here, on all other architectures,
> this actually checks the task, and it's impossible to call a system call
> of the other kind.

sparc uses
ta 0x10
for 32bit syscalls and
ta 0x6d
for 64bit ones. And yes, the same process can call both just fine.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/