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authorPaul Mackerras <paulus@samba.org>2012-05-28 05:03:47 +0200
committerLinus Torvalds <torvalds@linux-foundation.org>2012-05-28 06:00:07 +0200
commit1629372caaaf7ef744d3b983be56b99468a68ff8 (patch)
tree8d3cc2b69ba7b2626b2fe1b3de3ce2a19e45f524 /arch/openrisc/lib
parentlib: Fix generic strnlen_user for 32-bit big-endian machines (diff)
downloadlinux-1629372caaaf7ef744d3b983be56b99468a68ff8.tar.xz
linux-1629372caaaf7ef744d3b983be56b99468a68ff8.zip
powerpc: Use the new generic strncpy_from_user() and strnlen_user()
This is much the same as for SPARC except that we can do the find_zero() function more efficiently using the count-leading-zeroes instructions. Tested on 32-bit and 64-bit PowerPC. Signed-off-by: Paul Mackerras <paulus@samba.org> Acked-by: David S. Miller <davem@davemloft.net> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/openrisc/lib')
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