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author | Huang Ying <ying.huang@intel.com> | 2011-09-08 14:00:46 +0800 |
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committer | Ingo Molnar <mingo@elte.hu> | 2011-10-04 12:43:49 +0200 |
commit | 38aaf8090d34b623b7919d8c933f6e938c9bf44b (patch) | |
tree | 4d036cfedd9e7669b6491900e407f59adbc93c69 /include/linux/irq_work.h | |
parent | 781f7fd916fc77a862e20063ed3aeedf173234f9 (diff) | |
download | linux-stable-38aaf8090d34b623b7919d8c933f6e938c9bf44b.tar.gz linux-stable-38aaf8090d34b623b7919d8c933f6e938c9bf44b.tar.bz2 linux-stable-38aaf8090d34b623b7919d8c933f6e938c9bf44b.zip |
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.h | 15 |
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 */ |