sparc64: Convert U1copy_{from,to}_user to accurate exception reporting.
authorDavid S. Miller <davem@davemloft.net>
Mon, 15 Aug 2016 23:07:50 +0000 (16:07 -0700)
committerDavid S. Miller <davem@davemloft.net>
Mon, 24 Oct 2016 18:32:12 +0000 (11:32 -0700)
Report the exact number of bytes which have not been successfully
copied when an exception occurs, using the running remaining length.

Signed-off-by: David S. Miller <davem@davemloft.net>

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