Linus Torvalds writes: (Summary) On Sun, Jan 28, 2018 at 10:38 AM, Andy Lutomirski <luto@kernel.org> wrote:
Ack, that should be done separately from the movement anyway. Ack, that should be done separately from the movement anyway. And yes, it's possible that once it's in the same cacheline with the thread flags, you can't even see the issue anyway. Although I *think* all those early fields are normally mostly read-only, so that "read before clear" may end up being a good idea regardless. Linus
Linus
Linus
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less on top of this patch.Ack, that should be done separately from the movement anyway. Ack, that should be done separately from the movement anyway. And yes, it's possible that once it's in the same cacheline with the thread flags, you can't even see the issue anyway. Although I *think* all those early fields are normally mostly read-only, so that "read before clear" may end up being a good idea regardless. Linus
Linus
Linus