tree 5b9888c1ac974cfd9eff1df2eb3b59234f5fc6f7
parent 1731d90d8a558ecb20cdee0c2c001ae8e15c251d
author David S. Miller <davem@davemloft.net> 1477360685 -0700
committer Greg Kroah-Hartman <gregkh@linuxfoundation.org> 1479719201 +0100

sparc64: Convert NG4copy_{from,to}_user to accurate exception reporting.

[ Upstream commit 95707704800988093a9b9a27e0f2f67f5b4bf2fa ]

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>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>