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| author | Paul Mackerras <paulus@samba.org> | 2012-05-28 13:03:47 +1000 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-05-27 21:00:07 -0700 |
| commit | 1629372caaaf7ef744d3b983be56b99468a68ff8 (patch) | |
| tree | 8d3cc2b69ba7b2626b2fe1b3de3ce2a19e45f524 /arch/powerpc/Kconfig | |
| parent | 69ea6405980f217557b6a58f70ff60d8d88519a5 (diff) | |
| download | lwn-1629372caaaf7ef744d3b983be56b99468a68ff8.tar.gz lwn-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/Kconfig | 2 |
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 |