martin
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47869c118a
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Unlock correct mutex in an error path.
PR kern/48592 from Kengo NAKAHARA.
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2014-02-12 20:20:15 +00:00 |
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jruoho
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67fcddd627
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Revert the revision 1.5 in cpufreq(9). Instead, document that the KPI can
not be used before interrupts have been enabled. Suggested by macallan@.
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2011-10-27 05:25:07 +00:00 |
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christos
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b00fe7a7a8
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back to using timespec, but convert to microseconds to prevent overflow.
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2011-10-25 18:26:09 +00:00 |
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jruoho
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a724a75283
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Use microsecond rather than nanosecond resolution when sampling latencies.
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2011-10-25 11:35:49 +00:00 |
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jruoho
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5d9e77ad94
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Do not use xcall(9) in cpufreq_register(9), as it requires kthreads to be
running and may impose hacks like config_interrupts(9) in the backend.
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2011-10-20 06:48:24 +00:00 |
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jruoho
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7f1b62e468
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Remove redundant assignment.
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2011-09-30 04:10:54 +00:00 |
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jruoho
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dd10cec68c
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Fix bugs noted by alnsn@. Namely, preallocate the global structure in
order to avoid locking issues during deregistration.
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2011-09-30 04:01:21 +00:00 |
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jruoho
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8f43552059
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Initialize cpufreq(9) normally from main().
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2011-09-28 15:52:47 +00:00 |
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jruoho
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a179648071
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Add a simple cpufreq(9).
This is slightly improved version presented on tech-kern@ with proper
locking and few additional functions, mainly required for ioctl(9)/cpuctl(8).
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2011-09-28 10:55:46 +00:00 |
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