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(parent: 7181969) | patch
sparc64: Convert U3copy_{from,to}_user to accurate exception reporting.
authorDavid S. Miller <davem@davemloft.net>
Tue, 25 Oct 2016 04:20:35 +0000 (21:20 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Mon, 21 Nov 2016 09:06:42 +0000 (10:06 +0100)
commit1c7e17b1c4d60cc5aa575460f7efb73686dd3b39
tree5b4ce577a04c9daf6ea4c150b09c39200d170826tree | snapshot
parent7181969338f8b5f209f069e3db8d042325ff1b02commit | diff
sparc64: Convert U3copy_{from,to}_user to accurate exception reporting.

[ Upstream commit ee841d0aff649164080e445e84885015958d8ff4 ]

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/U3copy_from_user.S diff | blob | history
arch/sparc/lib/U3copy_to_user.S diff | blob | history
arch/sparc/lib/U3memcpy.S diff | blob | history
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