From: Heiko Carstens <heiko.carstens@xxxxxxxxxx> The default values for SD_MC_INIT cause an additional cpu usage of up to 40% on some network benchmarks compared to the plain SD_CPU_INIT values. So just define SD_MC_INIT to SD_CPU_INIT. More tuning needs to be done. Signed-off-by: Heiko Carstens <heiko.carstens@xxxxxxxxxx> Signed-off-by: Martin Schwidefsky <schwidefsky@xxxxxxxxxx> --- arch/s390/include/asm/topology.h | 2 ++ 1 file changed, 2 insertions(+) Index: quilt-2.6/arch/s390/include/asm/topology.h =================================================================== --- quilt-2.6.orig/arch/s390/include/asm/topology.h +++ quilt-2.6/arch/s390/include/asm/topology.h @@ -30,6 +30,8 @@ static inline void s390_init_cpu_topolog }; #endif +#define SD_MC_INIT SD_CPU_INIT + #include <asm-generic/topology.h> #endif /* _ASM_S390_TOPOLOGY_H */ -- blue skies, Martin. "Reality continues to ruin my life." - Calvin. -- To unsubscribe from this list: send the line "unsubscribe linux-s390" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
