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[Qemu-block] [PATCH 1/3] block/nbd-client: drop stale logout
From: |
Vladimir Sementsov-Ogievskiy |
Subject: |
[Qemu-block] [PATCH 1/3] block/nbd-client: drop stale logout |
Date: |
Tue, 11 Jun 2019 13:27:18 +0300 |
Drop one on failure path (we have errp) and turn two others into trace
points.
Signed-off-by: Vladimir Sementsov-Ogievskiy <address@hidden>
---
block/nbd-client.h | 9 ---------
block/nbd-client.c | 6 +++---
block/trace-events | 2 ++
3 files changed, 5 insertions(+), 12 deletions(-)
diff --git a/block/nbd-client.h b/block/nbd-client.h
index 09e03013d2..231dc13c48 100644
--- a/block/nbd-client.h
+++ b/block/nbd-client.h
@@ -6,15 +6,6 @@
#include "block/block_int.h"
#include "io/channel-socket.h"
-/* #define DEBUG_NBD */
-
-#if defined(DEBUG_NBD)
-#define logout(fmt, ...) \
- fprintf(stderr, "nbd\t%-24s" fmt, __func__, ##__VA_ARGS__)
-#else
-#define logout(fmt, ...) ((void)0)
-#endif
-
#define MAX_NBD_REQUESTS 16
typedef struct {
diff --git a/block/nbd-client.c b/block/nbd-client.c
index 790ecc1ee1..f89a67c23b 100644
--- a/block/nbd-client.c
+++ b/block/nbd-client.c
@@ -1136,7 +1136,7 @@ static int nbd_client_connect(BlockDriverState *bs,
}
/* NBD handshake */
- logout("session init %s\n", export);
+ trace_nbd_client_connect(export);
qio_channel_set_blocking(QIO_CHANNEL(sioc), true, NULL);
client->info.request_sizes = true;
@@ -1149,7 +1149,6 @@ static int nbd_client_connect(BlockDriverState *bs,
g_free(client->info.x_dirty_bitmap);
g_free(client->info.name);
if (ret < 0) {
- logout("Failed to negotiate with the NBD server\n");
object_unref(OBJECT(sioc));
return ret;
}
@@ -1187,7 +1186,8 @@ static int nbd_client_connect(BlockDriverState *bs,
bdrv_inc_in_flight(bs);
nbd_client_attach_aio_context(bs, bdrv_get_aio_context(bs));
- logout("Established connection with NBD server\n");
+ trace_nbd_client_connect_success(export);
+
return 0;
fail:
diff --git a/block/trace-events b/block/trace-events
index eab51497fc..01fa5eb081 100644
--- a/block/trace-events
+++ b/block/trace-events
@@ -165,6 +165,8 @@ nbd_parse_blockstatus_compliance(const char *err) "ignoring
extra data from non-
nbd_structured_read_compliance(const char *type) "server sent non-compliant
unaligned read %s chunk"
nbd_read_reply_entry_fail(int ret, const char *err) "ret = %d, err: %s"
nbd_co_request_fail(uint64_t from, uint32_t len, uint64_t handle, uint16_t
flags, uint16_t type, const char *name, int ret, const char *err) "Request
failed { .from = %" PRIu64", .len = %" PRIu32 ", .handle = %" PRIu64 ", .flags
= 0x%" PRIx16 ", .type = %" PRIu16 " (%s) } ret = %d, err: %s"
+nbd_client_connect(const char *export_name) "export '%s'"
+nbd_client_connect_success(const char *export_name) "export '%s'"
# ssh.c
ssh_restart_coroutine(void *co) "co=%p"
--
2.18.0