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sparc64: Convert NG2copy_{from,to}_user to accurate exception reporting.
authorDavid S. Miller <davem@davemloft.net>
Tue, 25 Oct 2016 03:46:44 +0000 (20:46 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Mon, 21 Nov 2016 09:06:42 +0000 (10:06 +0100)
commit7181969338f8b5f209f069e3db8d042325ff1b02
tree50ecb91998f174b9061671766940d2c168aff20atree | snapshot
parentbfc8be6593097cb074d3912ba2f27565cfbb7d6ecommit | diff
sparc64: Convert NG2copy_{from,to}_user to accurate exception reporting.

[ Upstream commit e93704e4464fdc191f73fce35129c18de2ebf95d ]

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>
arch/sparc/lib/NG2copy_from_user.S diff | blob | history
arch/sparc/lib/NG2copy_to_user.S diff | blob | history
arch/sparc/lib/NG2memcpy.S diff | blob | history
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