Module: xenomai-head
Branch: master
Commit: 5e8ebc44dc20764572b707a9b13e4a9e89e3fd1f
URL:
http://git.xenomai.org/?p=xenomai-head.git;a=commit;h=5e8ebc44dc20764572b707a9b13e4a9e89e3fd1f
Author: Andreas Glatz <andreasgl...@ruggedcom.com>
Date: Thu Nov 19 15:04:34 2009 +0100
nucleus: do not lose base priority in nested PIP boosts
---
ksrc/nucleus/synch.c | 6 ++++--
1 files changed, 4 insertions(+), 2 deletions(-)
diff --git a/ksrc/nucleus/synch.c b/ksrc/nucleus/synch.c
index 1a9bbb4..91de768 100644
--- a/ksrc/nucleus/synch.c
+++ b/ksrc/nucleus/synch.c
@@ -656,8 +656,10 @@ void xnsynch_requeue_sleeper(struct xnthread *thread)
__setbits(synch->status, XNSYNCH_CLAIMED);
insertpqf(&owner->claimq, &synch->link,
w_cprio(thread));
- owner->bprio = owner->cprio;
- xnthread_set_state(owner, XNBOOST);
+ if (!xnthread_test_state(owner, XNBOOST)) {
+ owner->bprio = owner->cprio;
+ xnthread_set_state(owner, XNBOOST);
+ }
}
/*
* Renice the owner thread, progressing in the PI
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