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authorDavid Vrabel <david.vrabel@csr.com>2009-01-22 19:12:32 +0000
committerDavid Vrabel <david.vrabel@csr.com>2009-01-22 19:12:32 +0000
commitdff243f7cb3a2ebbb09093066c1bc4a90ff5b3a4 (patch)
tree1c63e7c2f879cd322ca785671b74b4ff796dd24c /kernel/irq/autoprobe.c
parenta5e6ced58d423cb09c4fc0087dcfdb0b5deb5e1c (diff)
parentf3b8436ad9a8ad36b3c9fa1fe030c7f38e5d3d0b (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6 into for-upstream
Diffstat (limited to 'kernel/irq/autoprobe.c')
-rw-r--r--kernel/irq/autoprobe.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/kernel/irq/autoprobe.c b/kernel/irq/autoprobe.c
index cc0f7321b8c..1de9700f416 100644
--- a/kernel/irq/autoprobe.c
+++ b/kernel/irq/autoprobe.c
@@ -10,6 +10,7 @@
#include <linux/module.h>
#include <linux/interrupt.h>
#include <linux/delay.h>
+#include <linux/async.h>
#include "internals.h"
@@ -34,6 +35,10 @@ unsigned long probe_irq_on(void)
unsigned int status;
int i;
+ /*
+ * quiesce the kernel, or at least the asynchronous portion
+ */
+ async_synchronize_full();
mutex_lock(&probing_active);
/*
* something may have generated an irq long ago and we want to