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Remove I/O priority. It is harmful when used with the new file code.

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HAVE_IO_PRIORITY was defined for native targets with dircache.

It is already effectively disabled for the most part since dircache no
longer lowers its thread's I/O priority. It existed primarily for the
aforementioned configuration.

Change-Id: Ia04935305397ba14df34647c8ea29c2acaea92aa
This commit is contained in:
Michael Sevakis 2014-08-30 11:28:50 -04:00
parent 5d31d3c3bc
commit 5b08f1a5b9
9 changed files with 0 additions and 121 deletions
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18
firmware/kernel/thread.c
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@ -367,10 +367,6 @@ static void new_thread_base_init(struct thread_entry *thread,
#ifdef HAVE_SCHEDULER_BOOSTCTRL
thread->cpu_boost = 0;
#endif
#ifdef HAVE_IO_PRIORITY
/* Default to high (foreground) priority */
thread->io_priority = IO_PRIORITY_IMMEDIATE;
#endif
}
/*---------------------------------------------------------------------------
@ -1421,20 +1417,6 @@ int thread_get_priority(unsigned int thread_id)
}
#endif /* HAVE_PRIORITY_SCHEDULING */
#ifdef HAVE_IO_PRIORITY
int thread_get_io_priority(unsigned int thread_id)
{
struct thread_entry *thread = __thread_id_entry(thread_id);
return thread->io_priority;
}
void thread_set_io_priority(unsigned int thread_id,int io_priority)
{
struct thread_entry *thread = __thread_id_entry(thread_id);
thread->io_priority = io_priority;
}
#endif
/*---------------------------------------------------------------------------
* Starts a frozen thread - similar semantics to wakeup_thread except that
* the thread is on no scheduler or wakeup queue at all. It exists simply by