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Merge "A new API "androidGetThreadPriority""

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This commit is contained in:
Andreas Huber
2011-09-16 10:50:43 -07:00
committed by Android (Google) Code Review
parent 5dd1916c24 bcba155942
commit d679098937
2 changed files with 8 additions and 0 deletions
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4
include/utils/threads.h
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@@ -143,6 +143,10 @@ extern int androidSetThreadSchedulingGroup(pid_t tid, int grp);
// in either case errno is set. Thread ID zero means current thread. // in either case errno is set. Thread ID zero means current thread.
extern int androidSetThreadPriority(pid_t tid, int prio); extern int androidSetThreadPriority(pid_t tid, int prio);
// Get the current priority of a particular thread. Returns one of the
// ANDROID_PRIORITY constants or a negative result in case of error.
extern int androidGetThreadPriority(pid_t tid);
// Get the current scheduling group of a particular thread. Normally returns // Get the current scheduling group of a particular thread. Normally returns
// one of the ANDROID_TGROUP constants other than ANDROID_TGROUP_DEFAULT. // one of the ANDROID_TGROUP constants other than ANDROID_TGROUP_DEFAULT.
// Returns ANDROID_TGROUP_DEFAULT if no pthread support (e.g. on host) or if // Returns ANDROID_TGROUP_DEFAULT if no pthread support (e.g. on host) or if

4
libs/utils/Threads.cpp
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@@ -368,6 +368,10 @@ int androidSetThreadPriority(pid_t tid, int pri)
return rc; return rc;
} }
int androidGetThreadPriority(pid_t tid) {
return getpriority(PRIO_PROCESS, tid);
}
int androidGetThreadSchedulingGroup(pid_t tid) int androidGetThreadSchedulingGroup(pid_t tid)
{ {
int ret = ANDROID_TGROUP_DEFAULT; int ret = ANDROID_TGROUP_DEFAULT;