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Added timeout constant B_ABSOLUTE_REAL_TIME_TIMEOUT which specifies a

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timeout relative to the Epoch.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@25434 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Ingo Weinhold
2008-05-10 21:34:51 +00:00
parent b932012815
commit 4d3680aaef
2 changed files with 19 additions and 5 deletions
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src/system/kernel/thread.cpp
+9 -2
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@@ -30,6 +30,7 @@
#include <kimage.h>
#include <kscheduler.h>
#include <ksignal.h>
#include <real_time_clock.h>
#include <smp.h>
#include <syscalls.h>
#include <syscall_restart.h>
@@ -2271,8 +2272,14 @@ thread_block_with_timeout_locked(uint32 timeoutFlags, bigtime_t timeout)
// avoids nasty race conditions and deadlock problems that could
// otherwise occur between our cancel_timer() and a concurrently
// executing thread_block_timeout().
uint32 timerFlags = (timeoutFlags & B_RELATIVE_TIMEOUT)
? B_ONE_SHOT_RELATIVE_TIMER : B_ONE_SHOT_ABSOLUTE_TIMER;
uint32 timerFlags;
if ((timeoutFlags & B_RELATIVE_TIMEOUT) != 0) {
timerFlags = B_ONE_SHOT_RELATIVE_TIMER;
} else {
timerFlags = B_ONE_SHOT_ABSOLUTE_TIMER;
if ((timeoutFlags & B_TIMEOUT_REAL_TIME_BASE) != 0)
timeout -= rtc_boot_time();
}
timerFlags |= B_TIMER_ACQUIRE_THREAD_LOCK;
// install the timer