Re: [RFC PATCH] asm/generic: introduce if_nospec and nospec_barrier

Linus Torvalds writes: On Thu, Jan 4, 2018 at 2:20 PM, Linus Torvalds
<torvalds@linux-foundation.org> wrote:

[...]

__u._val; })
That
That
__u._val = base[_i & _mask];
__u._val = base[_i & _mask];
thing would have to be READ_ONCE() to make it all ok for the special cases without locking etc.
cases without locking etc.
Linus
Linus
Linus