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authorIngo Molnar <mingo@elte.hu>2008-10-24 12:48:46 +0200
committerIngo Molnar <mingo@elte.hu>2008-10-24 12:48:46 +0200
commit8c82a17e9c924c0e9f13e75e4c2f6bca19a4b516 (patch)
treed535f46a917e14e90deccb29ad00aac016ad18dd /include/linux/usb.h
parent4ce72a2c063a7fa8e42a9435440ae3364115a58d (diff)
parent57f8f7b60db6f1ed2c6918ab9230c4623a9dbe37 (diff)
Merge commit 'v2.6.28-rc1' into sched/urgent
Diffstat (limited to 'include/linux/usb.h')
-rw-r--r--include/linux/usb.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/usb.h b/include/linux/usb.h
index 94ac74aba6b..8fa973bede5 100644
--- a/include/linux/usb.h
+++ b/include/linux/usb.h
@@ -1135,6 +1135,7 @@ struct usb_anchor {
struct list_head urb_list;
wait_queue_head_t wait;
spinlock_t lock;
+ unsigned int poisoned:1;
};
static inline void init_usb_anchor(struct usb_anchor *anchor)
@@ -1459,12 +1460,18 @@ extern struct urb *usb_get_urb(struct urb *urb);
extern int usb_submit_urb(struct urb *urb, gfp_t mem_flags);
extern int usb_unlink_urb(struct urb *urb);
extern void usb_kill_urb(struct urb *urb);
+extern void usb_poison_urb(struct urb *urb);
+extern void usb_unpoison_urb(struct urb *urb);
extern void usb_kill_anchored_urbs(struct usb_anchor *anchor);
+extern void usb_poison_anchored_urbs(struct usb_anchor *anchor);
extern void usb_unlink_anchored_urbs(struct usb_anchor *anchor);
extern void usb_anchor_urb(struct urb *urb, struct usb_anchor *anchor);
extern void usb_unanchor_urb(struct urb *urb);
extern int usb_wait_anchor_empty_timeout(struct usb_anchor *anchor,
unsigned int timeout);
+extern struct urb *usb_get_from_anchor(struct usb_anchor *anchor);
+extern void usb_scuttle_anchored_urbs(struct usb_anchor *anchor);
+extern int usb_anchor_empty(struct usb_anchor *anchor);
/**
* usb_urb_dir_in - check if an URB describes an IN transfer