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authorPaul Mackerras <paulus@samba.org>2012-05-28 13:03:47 +1000
committerLinus Torvalds <torvalds@linux-foundation.org>2012-05-27 21:00:07 -0700
commit1629372caaaf7ef744d3b983be56b99468a68ff8 (patch)
tree8d3cc2b69ba7b2626b2fe1b3de3ce2a19e45f524 /arch/powerpc/Kconfig
parent69ea6405980f217557b6a58f70ff60d8d88519a5 (diff)
downloadblackbird-op-linux-1629372caaaf7ef744d3b983be56b99468a68ff8.tar.gz
blackbird-op-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/powerpc/Kconfig')
-rw-r--r--arch/powerpc/Kconfig2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index 00b9874e2240..050cb371a69e 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -135,6 +135,8 @@ config PPC
select GENERIC_CMOS_UPDATE
select GENERIC_TIME_VSYSCALL
select GENERIC_CLOCKEVENTS
+ select GENERIC_STRNCPY_FROM_USER
+ select GENERIC_STRNLEN_USER
config EARLY_PRINTK
bool
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