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

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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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David S. Miller 2016-10-24 18:58:05 -07:00

parent cb736fdbb2

commit 9570770480

3 changed files with 231 additions and 79 deletions

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8

arch/sparc/lib/NG4copy_from_user.S

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8

arch/sparc/lib/NG4copy_to_user.S

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294

arch/sparc/lib/NG4memcpy.S

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