Re: About gcc builtin atomics
Mikael Pettersson dixit:
>- having a vsyscall page at a fixed location (vdso is too horrible), and
>- updating a long word in it in each switch_to()
sounds ok to me
>- SMP is initially prohibited, the get_thread_area entry needs to be a
> proper function, so that a future SMP-capable system can be allowed,
Do we need *MP on m68k at all?
>I could probably implement something like that, but I'm not sure how
>the kernel maintainers would feel about a per-process vsyscall page...
Not a kernel maintainer, but isn’t that the whole point, to have the
page per-process so no kernel mode round-trips are required?
bye,
//mirabilos
--
13:37⎜«Natureshadow» Deep inside, I hate mirabilos. I mean, he's a good
guy. But he's always right! In every fsckin' situation, he's right. Even
with his deeply perverted taste in software and borked ambition towards
broken OSes - in the end, he's damn right about it :(! […] works in mksh
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