diff options
| author |   Guoqing Jiang <guoqing.jiang@cloud.ionos.com> | 2020-12-17 15:19:05 +0100 |
|---|---|---|
| committer |   Jason Gunthorpe <jgg@nvidia.com> | 2021-01-15 15:25:09 -0400 |
| commit | 25a033f5a75873cfdd36eca3c702363b682afb42 (patch) | |
| tree | c2a646a3184301922a4831e869c8e0538f24bfa2 | |
| parent | RDMA/rtrs-clt: Consolidate rtrs_clt_destroy_sysfs_root_{folder,files} (diff) | |
RDMA/rtrs-clt: Kill wait_for_inflight_permits
Let's wait the inflight permits before free it.
Link: https://lore.kernel.org/r/20201217141915.56989-10-jinpu.wang@cloud.ionos.com
Signed-off-by: Guoqing Jiang <guoqing.jiang@cloud.ionos.com>
Reviewed-by: Md Haris Iqbal <haris.iqbal@cloud.ionos.com>
Signed-off-by: Jack Wang <jinpu.wang@cloud.ionos.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
| -rw-r--r-- | drivers/infiniband/ulp/rtrs/rtrs-clt.c | 17 |
1 files changed, 6 insertions, 11 deletions
diff --git a/drivers/infiniband/ulp/rtrs/rtrs-clt.c b/drivers/infiniband/ulp/rtrs/rtrs-clt.c index 99fc34950032..6a5b72ad5ba1 100644 --- a/drivers/infiniband/ulp/rtrs/rtrs-clt.c +++ b/drivers/infiniband/ulp/rtrs/rtrs-clt.c @@ -1318,6 +1318,12 @@ out_err: static void free_permits(struct rtrs_clt *clt) { + if (clt->permits_map) { + size_t sz = clt->queue_depth; + + wait_event(clt->permits_wait, + find_first_bit(clt->permits_map, sz) >= sz); + } kfree(clt->permits_map); clt->permits_map = NULL; kfree(clt->permits); @@ -2607,19 +2613,8 @@ static struct rtrs_clt *alloc_clt(const char *sessname, size_t paths_num, return clt; } -static void wait_for_inflight_permits(struct rtrs_clt *clt) -{ - if (clt->permits_map) { - size_t sz = clt->queue_depth; - - wait_event(clt->permits_wait, - find_first_bit(clt->permits_map, sz) >= sz); - } -} - static void free_clt(struct rtrs_clt *clt) { - wait_for_inflight_permits(clt); free_permits(clt); free_percpu(clt->pcpu_path); mutex_destroy(&clt->paths_ev_mutex); |