rdma: Perform single .doit call to query specific objects

[mirror_iproute2.git] / rdma / res-cq.c

diff --git a/rdma/res-cq.c b/rdma/res-cq.c
index cea4f6bd9ae07fd6fddde826c4997e8667dcfc30..c14637e6e9e0049b1a3c427700aaaae4a084ba4e 100644 (file)
--- a/rdma/res-cq.c
+++ b/rdma/res-cq.c
@@ -31,9 +31,8 @@ static void print_poll_ctx(struct rd *rd, uint8_t poll_ctx, struct nlattr *attr)
 }
 
 static int res_cq_line(struct rd *rd, const char *name, int idx,
-                      struct nlattr *nla_entry)
+                      struct nlattr **nla_line)
 {
-       struct nlattr *nla_line[RDMA_NLDEV_ATTR_MAX] = {};
        char *comm = NULL;
        uint32_t pid = 0;
        uint8_t poll_ctx = 0;
@@ -41,11 +40,6 @@ static int res_cq_line(struct rd *rd, const char *name, int idx,
        uint32_t cqn = 0;
        uint64_t users;
        uint32_t cqe;
-       int err;
-
-       err = mnl_attr_parse_nested(nla_entry, rd_attr_cb, nla_line);
-       if (err != MNL_CB_OK)
-               return MNL_CB_ERROR;
 
        if (!nla_line[RDMA_NLDEV_ATTR_RES_CQE] ||
            !nla_line[RDMA_NLDEV_ATTR_RES_USECNT] ||
@@ -80,7 +74,6 @@ static int res_cq_line(struct rd *rd, const char *name, int idx,
                cqn = mnl_attr_get_u32(nla_line[RDMA_NLDEV_ATTR_RES_CQN]);
        if (rd_check_is_filtered(rd, "cqn", cqn))
                goto out;
-
        if (nla_line[RDMA_NLDEV_ATTR_RES_CTXN])
                ctxn = mnl_attr_get_u32(nla_line[RDMA_NLDEV_ATTR_RES_CTXN]);
        if (rd_check_is_filtered(rd, "ctxn", ctxn))
@@ -112,6 +105,23 @@ out:       if (nla_line[RDMA_NLDEV_ATTR_RES_PID])
        return MNL_CB_OK;
 }
 
+int res_cq_idx_parse_cb(const struct nlmsghdr *nlh, void *data)
+{
+       struct nlattr *tb[RDMA_NLDEV_ATTR_MAX] = {};
+       struct rd *rd = data;
+       const char *name;
+       uint32_t idx;
+
+       mnl_attr_parse(nlh, 0, rd_attr_cb, tb);
+       if (!tb[RDMA_NLDEV_ATTR_DEV_INDEX] || !tb[RDMA_NLDEV_ATTR_DEV_NAME])
+               return MNL_CB_ERROR;
+
+       name = mnl_attr_get_str(tb[RDMA_NLDEV_ATTR_DEV_NAME]);
+       idx = mnl_attr_get_u32(tb[RDMA_NLDEV_ATTR_DEV_INDEX]);
+
+       return res_cq_line(rd, name, idx, tb);
+}
+
 int res_cq_parse_cb(const struct nlmsghdr *nlh, void *data)
 {
        struct nlattr *tb[RDMA_NLDEV_ATTR_MAX] = {};
@@ -131,7 +141,13 @@ int res_cq_parse_cb(const struct nlmsghdr *nlh, void *data)
        nla_table = tb[RDMA_NLDEV_ATTR_RES_CQ];
 
        mnl_attr_for_each_nested(nla_entry, nla_table) {
-               ret = res_cq_line(rd, name, idx, nla_entry);
+               struct nlattr *nla_line[RDMA_NLDEV_ATTR_MAX] = {};
+
+               ret = mnl_attr_parse_nested(nla_entry, rd_attr_cb, nla_line);
+               if (ret != MNL_CB_OK)
+                       break;
+
+               ret = res_cq_line(rd, name, idx, nla_line);
 
                if (ret != MNL_CB_OK)
                        break;