Module: xenomai-jki
Branch: queues/ftrace
Commit: 403c9c88ea61d81ae6ec6cfeae87dbdf46cc90a3
URL:
http://git.xenomai.org/?p=xenomai-jki.git;a=commit;h=403c9c88ea61d81ae6ec6cfeae87dbdf46cc90a3
Author: Jan Kiszka <jan.kis...@siemens.com>
Date: Wed Jan 9 14:07:52 2013 +0100
nucleus: Use separate SIGDEBUG reason code for rescnt imbalance
If user space caused an imbalance of the resource counter that the
kernel tracks for XNOTHER threads, report this error via a separate
SIGDEBUG reason code to avoid confusions.
Signed-off-by: Jan Kiszka <jan.kis...@siemens.com>
---
include/asm-generic/syscall.h | 1 +
ksrc/nucleus/synch.c | 2 +-
2 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/include/asm-generic/syscall.h b/include/asm-generic/syscall.h
index a9cdc87..38658da 100644
--- a/include/asm-generic/syscall.h
+++ b/include/asm-generic/syscall.h
@@ -61,6 +61,7 @@ typedef struct xnsysinfo {
#define SIGDEBUG_MIGRATE_PRIOINV 4
#define SIGDEBUG_NOMLOCK 5
#define SIGDEBUG_WATCHDOG 6
+#define SIGDEBUG_RESCNT_IMBALANCE 7
#ifdef __KERNEL__
diff --git a/ksrc/nucleus/synch.c b/ksrc/nucleus/synch.c
index e10be47..0926045 100644
--- a/ksrc/nucleus/synch.c
+++ b/ksrc/nucleus/synch.c
@@ -689,7 +689,7 @@ xnsynch_release_thread(struct xnsynch *synch, struct
xnthread *lastowner)
if (xnthread_test_state(lastowner, XNOTHER)) {
if (xnthread_get_rescnt(lastowner) == 0)
xnshadow_send_sig(lastowner, SIGDEBUG,
- SIGDEBUG_MIGRATE_PRIOINV, 1);
+ SIGDEBUG_RESCNT_IMBALANCE, 1);
else
xnthread_dec_rescnt(lastowner);
}
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