| lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
|
Open Source and information security mailing list archives
| ||
|
Message-Id: <20190223091528.8509-14-leon@kernel.org>
Date: Sat, 23 Feb 2019 11:15:22 +0200
From: Leon Romanovsky <leon@...nel.org>
To: David Ahern <dsahern@...il.com>
Cc: Leon Romanovsky <leonro@...lanox.com>,
netdev <netdev@...r.kernel.org>,
RDMA mailing list <linux-rdma@...r.kernel.org>,
Stephen Hemminger <stephen@...workplumber.org>,
Steve Wise <swise@...ngridcomputing.com>
Subject: [PATCH iproute2-next v2 13/19] rdma: Refactor CQ prints
From: Leon Romanovsky <leonro@...lanox.com>
Reviewed-by: Steve Wise <swise@...ngridcomputing.com>
Signed-off-by: Leon Romanovsky <leonro@...lanox.com>
---
rdma/res-cq.c | 177 ++++++++++++++++++++++++++------------------------
1 file changed, 91 insertions(+), 86 deletions(-)
diff --git a/rdma/res-cq.c b/rdma/res-cq.c
index 93c18251..e50d76ce 100644
--- a/rdma/res-cq.c
+++ b/rdma/res-cq.c
@@ -27,11 +27,97 @@ static void print_poll_ctx(struct rd *rd, uint8_t poll_ctx)
pr_out("poll-ctx %s ", poll_ctx_to_str(poll_ctx));
}
+static int res_cq_line(struct rd *rd, const char *name, int idx,
+ struct nlattr *nla_entry)
+{
+ struct nlattr *nla_line[RDMA_NLDEV_ATTR_MAX] = {};
+ char *comm = NULL;
+ uint32_t pid = 0;
+ uint8_t poll_ctx = 0;
+ uint32_t ctxn = 0;
+ 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] ||
+ (!nla_line[RDMA_NLDEV_ATTR_RES_PID] &&
+ !nla_line[RDMA_NLDEV_ATTR_RES_KERN_NAME])) {
+ return MNL_CB_ERROR;
+ }
+
+ cqe = mnl_attr_get_u32(nla_line[RDMA_NLDEV_ATTR_RES_CQE]);
+
+ users = mnl_attr_get_u64(nla_line[RDMA_NLDEV_ATTR_RES_USECNT]);
+ if (rd_check_is_filtered(rd, "users", users))
+ goto out;
+
+ if (nla_line[RDMA_NLDEV_ATTR_RES_POLL_CTX]) {
+ poll_ctx =
+ mnl_attr_get_u8(nla_line[RDMA_NLDEV_ATTR_RES_POLL_CTX]);
+ if (rd_check_is_string_filtered(rd, "poll-ctx",
+ poll_ctx_to_str(poll_ctx)))
+ goto out;
+ }
+
+ if (nla_line[RDMA_NLDEV_ATTR_RES_PID]) {
+ pid = mnl_attr_get_u32(nla_line[RDMA_NLDEV_ATTR_RES_PID]);
+ comm = get_task_name(pid);
+ }
+
+ if (rd_check_is_filtered(rd, "pid", pid))
+ goto out;
+
+ if (nla_line[RDMA_NLDEV_ATTR_RES_CQN])
+ 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))
+ goto out;
+
+ if (nla_line[RDMA_NLDEV_ATTR_RES_KERN_NAME])
+ /* discard const from mnl_attr_get_str */
+ comm = (char *)mnl_attr_get_str(
+ nla_line[RDMA_NLDEV_ATTR_RES_KERN_NAME]);
+
+ if (rd->json_output)
+ jsonw_start_array(rd->jw);
+
+ print_dev(rd, idx, name);
+ res_print_uint(rd, "cqe", cqe);
+ res_print_uint(rd, "users", users);
+ if (nla_line[RDMA_NLDEV_ATTR_RES_POLL_CTX])
+ print_poll_ctx(rd, poll_ctx);
+ res_print_uint(rd, "pid", pid);
+ print_comm(rd, comm, nla_line);
+
+ if (nla_line[RDMA_NLDEV_ATTR_RES_CQN])
+ res_print_uint(rd, "cqn", cqn);
+ if (nla_line[RDMA_NLDEV_ATTR_RES_CTXN])
+ res_print_uint(rd, "ctxn", ctxn);
+
+ print_driver_table(rd, nla_line[RDMA_NLDEV_ATTR_DRIVER]);
+ newline(rd);
+
+out: if (nla_line[RDMA_NLDEV_ATTR_RES_PID])
+ free(comm);
+ return MNL_CB_OK;
+}
+
int res_cq_parse_cb(const struct nlmsghdr *nlh, void *data)
{
struct nlattr *tb[RDMA_NLDEV_ATTR_MAX] = {};
struct nlattr *nla_table, *nla_entry;
struct rd *rd = data;
+ int ret = MNL_CB_OK;
const char *name;
uint32_t idx;
@@ -45,91 +131,10 @@ 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) {
- struct nlattr *nla_line[RDMA_NLDEV_ATTR_MAX] = {};
- char *comm = NULL;
- uint32_t pid = 0;
- uint8_t poll_ctx = 0;
- uint32_t ctxn = 0;
- 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] ||
- (!nla_line[RDMA_NLDEV_ATTR_RES_PID] &&
- !nla_line[RDMA_NLDEV_ATTR_RES_KERN_NAME])) {
- return MNL_CB_ERROR;
- }
-
- cqe = mnl_attr_get_u32(nla_line[RDMA_NLDEV_ATTR_RES_CQE]);
-
- users = mnl_attr_get_u64(nla_line[RDMA_NLDEV_ATTR_RES_USECNT]);
- if (rd_check_is_filtered(rd, "users", users))
- continue;
-
- if (nla_line[RDMA_NLDEV_ATTR_RES_POLL_CTX]) {
- poll_ctx = mnl_attr_get_u8(
- nla_line[RDMA_NLDEV_ATTR_RES_POLL_CTX]);
- if (rd_check_is_string_filtered(
- rd, "poll-ctx", poll_ctx_to_str(poll_ctx)))
- continue;
- }
-
- if (nla_line[RDMA_NLDEV_ATTR_RES_PID]) {
- pid = mnl_attr_get_u32(
- nla_line[RDMA_NLDEV_ATTR_RES_PID]);
- comm = get_task_name(pid);
- }
-
- if (rd_check_is_filtered(rd, "pid", pid)) {
- free(comm);
- continue;
- }
-
- if (nla_line[RDMA_NLDEV_ATTR_RES_CQN])
- cqn = mnl_attr_get_u32(
- nla_line[RDMA_NLDEV_ATTR_RES_CQN]);
- if (rd_check_is_filtered(rd, "cqn", cqn))
- continue;
-
- 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))
- continue;
-
- if (nla_line[RDMA_NLDEV_ATTR_RES_KERN_NAME])
- /* discard const from mnl_attr_get_str */
- comm = (char *)mnl_attr_get_str(
- nla_line[RDMA_NLDEV_ATTR_RES_KERN_NAME]);
-
- if (rd->json_output)
- jsonw_start_array(rd->jw);
-
- print_dev(rd, idx, name);
- res_print_uint(rd, "cqe", cqe);
- res_print_uint(rd, "users", users);
- if (nla_line[RDMA_NLDEV_ATTR_RES_POLL_CTX])
- print_poll_ctx(rd, poll_ctx);
- res_print_uint(rd, "pid", pid);
- print_comm(rd, comm, nla_line);
-
- if (nla_line[RDMA_NLDEV_ATTR_RES_CQN])
- res_print_uint(rd, "cqn", cqn);
- if (nla_line[RDMA_NLDEV_ATTR_RES_CTXN])
- res_print_uint(rd, "ctxn", ctxn);
-
- if (nla_line[RDMA_NLDEV_ATTR_RES_PID])
- free(comm);
-
- print_driver_table(rd, nla_line[RDMA_NLDEV_ATTR_DRIVER]);
- newline(rd);
+ ret = res_cq_line(rd, name, idx, nla_entry);
+
+ if (ret != MNL_CB_OK)
+ break;
}
- return MNL_CB_OK;
+ return ret;
}
-
--
2.19.1
Powered by blists - more mailing lists