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authorEric Blake <eblake@redhat.com>2017-07-17 14:26:34 -0500
committerEric Blake <eblake@redhat.com>2017-07-17 17:06:30 -0500
commit48000eb3ecfc91f6588dfafba51d57e7f8f28b7e (patch)
tree68d3f11207ceaf8f4740b37526b4f8ef586f2003
parent9a76bd783d0421962e8c65bb853a57eef4897720 (diff)
nbd: Trace client command being sent
Make the client trace slightly more legible by including the name of the command being sent. Signed-off-by: Eric Blake <eblake@redhat.com> Reviewed-by: John Snow <jsnow@redhat.com> Message-Id: <20170717192635.17880-2-eblake@redhat.com>
-rw-r--r--nbd/client.c3
-rw-r--r--nbd/trace-events2
2 files changed, 3 insertions, 2 deletions
diff --git a/nbd/client.c b/nbd/client.c
index 846bdc394c..509ed5e4ba 100644
--- a/nbd/client.c
+++ b/nbd/client.c
@@ -901,7 +901,8 @@ ssize_t nbd_send_request(QIOChannel *ioc, NBDRequest *request)
uint8_t buf[NBD_REQUEST_SIZE];
trace_nbd_send_request(request->from, request->len, request->handle,
- request->flags, request->type);
+ request->flags, request->type,
+ nbd_cmd_lookup(request->type));
stl_be_p(buf, NBD_REQUEST_MAGIC);
stw_be_p(buf + 4, request->flags);
diff --git a/nbd/trace-events b/nbd/trace-events
index f5024d85a1..d7c7746ea8 100644
--- a/nbd/trace-events
+++ b/nbd/trace-events
@@ -28,7 +28,7 @@ nbd_client_loop(void) "Doing NBD loop"
nbd_client_loop_ret(int ret, const char *error) "NBD loop returned %d: %s"
nbd_client_clear_queue(void) "Clearing NBD queue"
nbd_client_clear_socket(void) "Clearing NBD socket"
-nbd_send_request(uint64_t from, uint32_t len, uint64_t handle, uint16_t flags, uint16_t type) "Sending request to server: { .from = %" PRIu64", .len = %" PRIu32 ", .handle = %" PRIu64 ", .flags = %" PRIx16 ", .type = %" PRIu16 " }"
+nbd_send_request(uint64_t from, uint32_t len, uint64_t handle, uint16_t flags, uint16_t type, const char *name) "Sending request to server: { .from = %" PRIu64", .len = %" PRIu32 ", .handle = %" PRIu64 ", .flags = %" PRIx16 ", .type = %" PRIu16 " (%s) }"
nbd_receive_reply(uint32_t magic, int32_t error, uint64_t handle) "Got reply: { magic = 0x%" PRIx32 ", .error = % " PRId32 ", handle = %" PRIu64" }"
# nbd/server.c