padata: simplify serialization mechanism

[karo-tx-linux.git] / include / linux / padata.h

diff --git a/include/linux/padata.h b/include/linux/padata.h
index e4c17f9b7c9e2b03e76e8712c5d4566974ea2e3f..8844b851191e618a95343a94129effb9ded2ef8f 100644 (file)
--- a/include/linux/padata.h
+++ b/include/linux/padata.h
@@ -67,7 +67,6 @@ struct padata_list {
  * @pwork: work struct for parallelization.
  * @swork: work struct for serialization.
  * @pd: Backpointer to the internal control structure.
- * @num_obj: Number of objects that are processed by this cpu.
  * @cpu_index: Index of the cpu.
  */
 struct padata_queue {
@@ -77,7 +76,6 @@ struct padata_queue {
        struct work_struct      pwork;
        struct work_struct      swork;
        struct parallel_data    *pd;
-       atomic_t                num_obj;
        int                     cpu_index;
 };
 
@@ -93,6 +91,7 @@ struct padata_queue {
  * @max_seq_nr:  Maximal used sequence number.
  * @cpumask: cpumask in use.
  * @lock: Reorder lock.
+ * @processed: Number of already processed objects.
  * @timer: Reorder timer.
  */
 struct parallel_data {
@@ -103,7 +102,8 @@ struct parallel_data {
        atomic_t                refcnt;
        unsigned int            max_seq_nr;
        cpumask_var_t           cpumask;
-       spinlock_t              lock;
+       spinlock_t              lock ____cacheline_aligned;
+       unsigned int            processed;
        struct timer_list       timer;
 };