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authorHuang Ying <ying.huang@intel.com>2011-09-08 10:00:46 +0400
committerIngo Molnar <mingo@elte.hu>2011-10-04 14:43:49 +0400
commit38aaf8090d34b623b7919d8c933f6e938c9bf44b (patch)
tree4d036cfedd9e7669b6491900e407f59adbc93c69 /include/linux/irq_work.h
parent781f7fd916fc77a862e20063ed3aeedf173234f9 (diff)
downloadlinux-38aaf8090d34b623b7919d8c933f6e938c9bf44b.tar.xz
irq_work: Use llist in the struct irq_work logic
Use llist in irq_work instead of the lock-less linked list implementation in irq_work to avoid the code duplication. Signed-off-by: Huang Ying <ying.huang@intel.com> Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/1315461646-1379-6-git-send-email-ying.huang@intel.com Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/linux/irq_work.h')
-rw-r--r--include/linux/irq_work.h15
1 files changed, 9 insertions, 6 deletions
diff --git a/include/linux/irq_work.h b/include/linux/irq_work.h
index 4fa09d4d0b71..6a9e8f5399e2 100644
--- a/include/linux/irq_work.h
+++ b/include/linux/irq_work.h
@@ -1,20 +1,23 @@
#ifndef _LINUX_IRQ_WORK_H
#define _LINUX_IRQ_WORK_H
+#include <linux/llist.h>
+
struct irq_work {
- struct irq_work *next;
+ unsigned long flags;
+ struct llist_node llnode;
void (*func)(struct irq_work *);
};
static inline
-void init_irq_work(struct irq_work *entry, void (*func)(struct irq_work *))
+void init_irq_work(struct irq_work *work, void (*func)(struct irq_work *))
{
- entry->next = NULL;
- entry->func = func;
+ work->flags = 0;
+ work->func = func;
}
-bool irq_work_queue(struct irq_work *entry);
+bool irq_work_queue(struct irq_work *work);
void irq_work_run(void);
-void irq_work_sync(struct irq_work *entry);
+void irq_work_sync(struct irq_work *work);
#endif /* _LINUX_IRQ_WORK_H */