From 0a93b359db270788b81c1dba6ce868877381fa94 Mon Sep 17 00:00:00 2001 From: Vladimir Sementsov-Ogievskiy Date: Tue, 11 Jun 2019 13:27:18 +0300 Subject: [PATCH] block/nbd-client: drop stale logout Drop one on failure path (we have errp) and turn two others into trace points. Signed-off-by: Vladimir Sementsov-Ogievskiy Message-Id: <20190611102720.86114-2-vsementsov@virtuozzo.com> Reviewed-by: Eric Blake Signed-off-by: Eric Blake --- block/nbd-client.c | 6 +++--- block/nbd-client.h | 9 --------- block/trace-events | 2 ++ 3 files changed, 5 insertions(+), 12 deletions(-) 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/nbd-client.h b/block/nbd-client.h index 4587053114..570538f4c8 100644 --- a/block/nbd-client.h +++ b/block/nbd-client.h @@ -5,15 +5,6 @@ #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/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"