diff options
| author | Yuval Shaia <yuval.shaia@oracle.com> | 2019-03-11 03:29:10 -0700 |
|---|---|---|
| committer | Marcel Apfelbaum <marcel.apfelbaum@gmail.com> | 2019-03-16 15:52:44 +0200 |
| commit | ff30a446b1d13373d35417d77d80b11cfde3fc6c (patch) | |
| tree | 68711e509ad4fd2e9611edc4c3fe28cfaffaa807 /hw/rdma | |
| parent | f4b2c02a2911b164474b998532b1a963fc9b785b (diff) | |
| download | qemu-ff30a446b1d13373d35417d77d80b11cfde3fc6c.zip | |
hw/rdma: Free all MAD receive buffers when device is closed
When device is going down free all saved MAD buffers.
Signed-off-by: Yuval Shaia <yuval.shaia@oracle.com>
Reviewed-by: Marcel Apfelbaum <marcel.apfelbaum@gmail.com>
Message-Id: <1552300155-25216-7-git-send-email-yuval.shaia@oracle.com>
Reviewed-by: Kamal Heib <kamalheib1@gmail.com>
Signed-off-by: Marcel Apfelbaum <marcel.apfelbaum@gmail.com>
Diffstat (limited to 'hw/rdma')
| -rw-r--r-- | hw/rdma/rdma_backend.c | 34 | ||||
| -rw-r--r-- | hw/rdma/vmw/pvrdma_main.c | 2 |
2 files changed, 35 insertions, 1 deletions
diff --git a/hw/rdma/rdma_backend.c b/hw/rdma/rdma_backend.c index e8af9741b1..d0bbe57bd2 100644 --- a/hw/rdma/rdma_backend.c +++ b/hw/rdma/rdma_backend.c @@ -64,6 +64,33 @@ static inline void complete_work(enum ibv_wc_status status, uint32_t vendor_err, comp_handler(ctx, &wc); } +static void free_cqe_ctx(gpointer data, gpointer user_data) +{ + BackendCtx *bctx; + RdmaDeviceResources *rdma_dev_res = user_data; + unsigned long cqe_ctx_id = GPOINTER_TO_INT(data); + + bctx = rdma_rm_get_cqe_ctx(rdma_dev_res, cqe_ctx_id); + if (bctx) { + rdma_rm_dealloc_cqe_ctx(rdma_dev_res, cqe_ctx_id); + } + g_free(bctx); +} + +static void clean_recv_mads(RdmaBackendDev *backend_dev) +{ + unsigned long cqe_ctx_id; + + do { + cqe_ctx_id = rdma_protected_qlist_pop_int64(&backend_dev-> + recv_mads_list); + if (cqe_ctx_id != -ENOENT) { + free_cqe_ctx(GINT_TO_POINTER(cqe_ctx_id), + backend_dev->rdma_dev_res); + } + } while (cqe_ctx_id != -ENOENT); +} + static int rdma_poll_cq(RdmaDeviceResources *rdma_dev_res, struct ibv_cq *ibcq) { int i, ne, total_ne = 0; @@ -1037,6 +1064,11 @@ static int mad_init(RdmaBackendDev *backend_dev, CharBackend *mad_chr_be) return 0; } +static void mad_stop(RdmaBackendDev *backend_dev) +{ + clean_recv_mads(backend_dev); +} + static void mad_fini(RdmaBackendDev *backend_dev) { disable_rdmacm_mux_async(backend_dev); @@ -1224,12 +1256,12 @@ void rdma_backend_start(RdmaBackendDev *backend_dev) void rdma_backend_stop(RdmaBackendDev *backend_dev) { + mad_stop(backend_dev); stop_backend_thread(&backend_dev->comp_thread); } void rdma_backend_fini(RdmaBackendDev *backend_dev) { - rdma_backend_stop(backend_dev); mad_fini(backend_dev); g_hash_table_destroy(ah_hash); ibv_destroy_comp_channel(backend_dev->channel); diff --git a/hw/rdma/vmw/pvrdma_main.c b/hw/rdma/vmw/pvrdma_main.c index 729a2df5a0..04845f46f7 100644 --- a/hw/rdma/vmw/pvrdma_main.c +++ b/hw/rdma/vmw/pvrdma_main.c @@ -313,6 +313,8 @@ static void pvrdma_fini(PCIDevice *pdev) pvrdma_qp_ops_fini(); + rdma_backend_stop(&dev->backend_dev); + rdma_rm_fini(&dev->rdma_dev_res, &dev->backend_dev, dev->backend_eth_device_name); |