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-rw-r--r--drivers/infiniband/core/fmr_pool.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/infiniband/core/fmr_pool.c b/drivers/infiniband/core/fmr_pool.c
index e8d5f6b6499..4a476a87021 100644
--- a/drivers/infiniband/core/fmr_pool.c
+++ b/drivers/infiniband/core/fmr_pool.c
@@ -182,8 +182,7 @@ static int ib_fmr_cleanup_thread(void *pool_ptr)
struct ib_fmr_pool *pool = pool_ptr;
do {
- if (pool->dirty_len >= pool->dirty_watermark ||
- atomic_read(&pool->flush_ser) - atomic_read(&pool->req_ser) < 0) {
+ if (atomic_read(&pool->flush_ser) - atomic_read(&pool->req_ser) < 0) {
ib_fmr_batch_release(pool);
atomic_inc(&pool->flush_ser);
@@ -194,8 +193,7 @@ static int ib_fmr_cleanup_thread(void *pool_ptr)
}
set_current_state(TASK_INTERRUPTIBLE);
- if (pool->dirty_len < pool->dirty_watermark &&
- atomic_read(&pool->flush_ser) - atomic_read(&pool->req_ser) >= 0 &&
+ if (atomic_read(&pool->flush_ser) - atomic_read(&pool->req_ser) >= 0 &&
!kthread_should_stop())
schedule();
__set_current_state(TASK_RUNNING);
@@ -511,8 +509,10 @@ int ib_fmr_pool_unmap(struct ib_pool_fmr *fmr)
list_add_tail(&fmr->list, &pool->free_list);
} else {
list_add_tail(&fmr->list, &pool->dirty_list);
- ++pool->dirty_len;
- wake_up_process(pool->thread);
+ if (++pool->dirty_len >= pool->dirty_watermark) {
+ atomic_inc(&pool->req_ser);
+ wake_up_process(pool->thread);
+ }
}
}