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Commit | Line | Data |
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00e5a55c BS |
1 | From: npiggin@suse.de |
2 | Subject: disable smtnice | |
3 | References: 163880 | |
4 | Patch-mainline: obsolete | |
5 | ||
6 | SLES9 has SMT nice disabled for different reasons, but in | |
7 | sles10, it creates significant contention on the runq | |
8 | locks. Any scheduler intensive benchmark is slow with | |
9 | smt nice enabled. This patch turns it off. | |
10 | ||
11 | Acked-by: mason@suse.de | |
12 | Acked-by: okir@suse.de | |
13 | ||
14 | --- | |
15 | include/linux/topology.h | 3 +-- | |
16 | 1 file changed, 1 insertion(+), 2 deletions(-) | |
17 | ||
18 | --- a/include/linux/topology.h | |
19 | +++ b/include/linux/topology.h | |
20 | @@ -99,8 +99,7 @@ void arch_update_cpu_topology(void); | |
21 | | SD_BALANCE_FORK \ | |
22 | | SD_BALANCE_EXEC \ | |
23 | | SD_WAKE_AFFINE \ | |
24 | - | SD_WAKE_IDLE \ | |
25 | - | SD_SHARE_CPUPOWER, \ | |
26 | + | SD_WAKE_IDLE, \ | |
27 | .last_balance = jiffies, \ | |
28 | .balance_interval = 1, \ | |
29 | } |