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199 assert(false, "Should not happen"); |
199 assert(false, "Should not happen"); |
200 return OS_ERR; |
200 return OS_ERR; |
201 } |
201 } |
202 } |
202 } |
203 |
203 |
204 |
204 // The mapping from OS priority back to Java priority may be inexact because |
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205 // Java priorities can map M:1 with native priorities. If you want the definite |
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206 // Java priority then use JavaThread::java_priority() |
205 OSReturn os::get_priority(const Thread* const thread, ThreadPriority& priority) { |
207 OSReturn os::get_priority(const Thread* const thread, ThreadPriority& priority) { |
206 int p; |
208 int p; |
207 int os_prio; |
209 int os_prio; |
208 OSReturn ret = get_native_priority(thread, &os_prio); |
210 OSReturn ret = get_native_priority(thread, &os_prio); |
209 if (ret != OS_OK) return ret; |
211 if (ret != OS_OK) return ret; |
210 |
212 |
211 for (p = MaxPriority; p > MinPriority && java_to_os_priority[p] > os_prio; p--) ; |
213 if (java_to_os_priority[MaxPriority] > java_to_os_priority[MinPriority]) { |
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214 for (p = MaxPriority; p > MinPriority && java_to_os_priority[p] > os_prio; p--) ; |
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215 } else { |
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216 // niceness values are in reverse order |
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217 for (p = MaxPriority; p > MinPriority && java_to_os_priority[p] < os_prio; p--) ; |
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218 } |
212 priority = (ThreadPriority)p; |
219 priority = (ThreadPriority)p; |
213 return OS_OK; |
220 return OS_OK; |
214 } |
221 } |
215 |
222 |
216 |
223 |