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| author | Heiko Carstens <heiko.carstens@de.ibm.com> | 2008-12-25 13:39:23 +0100 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2008-12-25 13:39:14 +0100 |
| commit | 2b1a61f0a8c714c96277bf16a823a84bafa1397d (patch) | |
| tree | a874b7717e33cb408bfd7edff115e8dba83040c2 /Documentation/kernel-parameters.txt | |
| parent | 9fee8db222a344b9ee407fad9c652ed823690788 (diff) | |
| download | lwn-2b1a61f0a8c714c96277bf16a823a84bafa1397d.tar.gz lwn-2b1a61f0a8c714c96277bf16a823a84bafa1397d.zip | |
[S390] cpu topology: introduce kernel parameter
Introduce a topology=[on|off] kernel parameter which allows to switch
cpu topology on/off. Default will be off, since it looks like that for
some workloards this doesn't behave very well (on s390).
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'Documentation/kernel-parameters.txt')
| -rw-r--r-- | Documentation/kernel-parameters.txt | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index c9115c1b672c..09ede6c90ad7 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt @@ -2252,6 +2252,14 @@ and is between 256 and 4096 characters. It is defined in the file See comment before function dc390_setup() in drivers/scsi/tmscsim.c. + topology= [S390] + Format: {off | on} + Specify if the kernel should make use of the cpu + topology informations if the hardware supports these. + The scheduler will make use of these informations and + e.g. base its process migration decisions on it. + Default is off. + tp720= [HW,PS2] trix= [HW,OSS] MediaTrix AudioTrix Pro |