Messages in this thread | | | Subject | Re: [REGRESSION] 998ef75ddb and aio-dio-invalidate-failure w/ data=journal | From | "H. Peter Anvin" <> | Date | Mon, 05 Oct 2015 13:49:41 -0700 |
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On October 5, 2015 1:22:44 PM PDT, Linus Torvalds <torvalds@linux-foundation.org> wrote: >We could probably do them outside the loop, rather than tightly around >the actual move instructions. Peter (hpa), is there some sane >interface to try to do that?
There are... in particular the get_user_try/catch mechanism, used among other things by the signal handing, as well as the copy functions (I don't have the original code in front of me so I don't have the context which would be appropriate.)
-- Sent from my Android device with K-9 Mail. Please excuse my brevity.
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