diff options
Diffstat (limited to 'drivers/infiniband')
| -rw-r--r-- | drivers/infiniband/core/fmr_pool.c | 21 |
1 files changed, 15 insertions, 6 deletions
diff --git a/drivers/infiniband/core/fmr_pool.c b/drivers/infiniband/core/fmr_pool.c index 4a476a87021..6c7aa59794d 100644 --- a/drivers/infiniband/core/fmr_pool.c +++ b/drivers/infiniband/core/fmr_pool.c @@ -139,7 +139,7 @@ static inline struct ib_pool_fmr *ib_fmr_cache_lookup(struct ib_fmr_pool *pool, static void ib_fmr_batch_release(struct ib_fmr_pool *pool) { int ret; - struct ib_pool_fmr *fmr; + struct ib_pool_fmr *fmr, *next; LIST_HEAD(unmap_list); LIST_HEAD(fmr_list); @@ -158,6 +158,20 @@ static void ib_fmr_batch_release(struct ib_fmr_pool *pool) #endif } + /* + * The free_list may hold FMRs that have been put there + * because they haven't reached the max_remap count. + * Invalidate their mapping as well. + */ + list_for_each_entry_safe(fmr, next, &pool->free_list, list) { + if (fmr->remap_count == 0) + continue; + hlist_del_init(&fmr->cache_node); + fmr->remap_count = 0; + list_add_tail(&fmr->fmr->list, &fmr_list); + list_move(&fmr->list, &unmap_list); + } + list_splice(&pool->dirty_list, &unmap_list); INIT_LIST_HEAD(&pool->dirty_list); pool->dirty_len = 0; @@ -367,11 +381,6 @@ void ib_destroy_fmr_pool(struct ib_fmr_pool *pool) i = 0; list_for_each_entry_safe(fmr, tmp, &pool->free_list, list) { - if (fmr->remap_count) { - INIT_LIST_HEAD(&fmr_list); - list_add_tail(&fmr->fmr->list, &fmr_list); - ib_unmap_fmr(&fmr_list); - } ib_dealloc_fmr(fmr->fmr); list_del(&fmr->list); kfree(fmr); |