diff options
| author | Yi Wang <wangyi@storswift.com> | 2017-12-06 12:51:49 +0800 |
|---|---|---|
| committer | Amar Tumballi <amarts@redhat.com> | 2017-12-12 05:49:35 +0000 |
| commit | 8483ed87165c1695b513e223549d33d2d63891d9 (patch) | |
| tree | 43214304a1f7f83c780e4d7c93da626a5efb1f38 /rpc/rpc-transport/rdma/src/rdma.h | |
| parent | f9b6174a7f5eb6475ca9780b062bfb3ff1132b2d (diff) | |
rpc-transport/rdma: Add a mutex for the list of RDMA Memory Region(MR) access
Problem: gf_rdma_device_t->all_mr is a __gf_rdma_arena_mr(includes MR content)
kind of list in the rdma rpc-transport. The rdma rpc-transport will
add/delete items to the list when MRs register, deregister, and free.
Because gf_rdma_device_t->all_mr is used by different threads
and it is not mutex protected, rdma transport maybe access obsolete
items in it.
Solution: Add a mutex protection for the gf_rdma_device_t->all_mr.
Change-Id: I2b7de0f7aa516b90bb6f3c6aae3aadd23b243900
BUG: 1522651
Signed-off-by: Yi Wang <wangyi@storswift.com>
Diffstat (limited to 'rpc/rpc-transport/rdma/src/rdma.h')
| -rw-r--r-- | rpc/rpc-transport/rdma/src/rdma.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/rpc/rpc-transport/rdma/src/rdma.h b/rpc/rpc-transport/rdma/src/rdma.h index 6bcf6bc6ef2..7ca0ead1f7a 100644 --- a/rpc/rpc-transport/rdma/src/rdma.h +++ b/rpc/rpc-transport/rdma/src/rdma.h @@ -326,6 +326,7 @@ struct __gf_rdma_device { struct mem_pool *ioq_pool; struct mem_pool *reply_info_pool; struct list_head all_mr; + pthread_mutex_t all_mr_lock; }; typedef struct __gf_rdma_device gf_rdma_device_t; |