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| author | Heiko Carstens <heiko.carstens@de.ibm.com> | 2009-03-18 13:27:33 +0100 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2009-03-18 13:28:12 +0100 |
| commit | f55d63854e426e95d7858c2662c2353262a5af70 (patch) | |
| tree | 626d95bcb9ae76c66641bb26cdd99235929958ca /arch/s390/kernel/mcount.S | |
| parent | [S390] __div64_31 broken for CONFIG_MARCH_G5 (diff) | |
| download | linux-f55d63854e426e95d7858c2662c2353262a5af70.tar.xz linux-f55d63854e426e95d7858c2662c2353262a5af70.zip | |
[S390] topology: define SD_MC_INIT to fix performance regression
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@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390/kernel/mcount.S')
0 files changed, 0 insertions, 0 deletions