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authorMing Lei <tom.leiming@gmail.com>2008-12-12 21:38:45 +0800
committerGreg Kroah-Hartman <gregkh@suse.de>2009-01-07 10:00:08 -0800
commit49367d8f1d9f26482cf7089489e90f0afd0a942c (patch)
treee0b8beb733f49772f258f90ce7af856a10fbdaac /include
parent3b23dd6f8a718e5339de4f7d86ce76a078b5f771 (diff)
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USB: mark "reject" field of struct urb as atomic_t
It is enough to protect accesses to reject field of urb by marking it as atomic_t,also it is the only reason of existence of usb_reject_lock,so remove the lock to make code more clean. Signed-off-by: Ming Lei <tom.leiming@gmail.com> Acked-off-by: Alan Stern <stern@rowland.harvard.edu> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'include')
-rw-r--r--include/linux/usb.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/usb.h b/include/linux/usb.h
index e9d63562325..4e8654a1825 100644
--- a/include/linux/usb.h
+++ b/include/linux/usb.h
@@ -1340,7 +1340,7 @@ struct urb {
struct kref kref; /* reference count of the URB */
void *hcpriv; /* private data for host controller */
atomic_t use_count; /* concurrent submissions counter */
- u8 reject; /* submissions will fail */
+ atomic_t reject; /* submissions will fail */
int unlinked; /* unlink error code */
/* public: documented fields in the urb that can be used by drivers */