From 7b3158f951388428b2256fce13eb727a6afbd533 Mon Sep 17 00:00:00 2001 From: Vladimir Sementsov-Ogievskiy Date: Thu, 12 Oct 2017 12:53:09 +0300 Subject: [PATCH] nbd: rename some simple-request related objects to be _simple_ To be consistent when their _structured_ analogs will be introduced. Signed-off-by: Vladimir Sementsov-Ogievskiy Reviewed-by: Eric Blake Message-Id: <20171012095319.136610-4-vsementsov@virtuozzo.com> [eblake: also tweak trace message contents] Signed-off-by: Eric Blake --- nbd/client.c | 4 ++-- nbd/nbd-internal.h | 2 +- nbd/server.c | 12 ++++++------ nbd/trace-events | 2 +- tests/qemu-iotests/nbd-fault-injector.py | 4 ++-- 5 files changed, 12 insertions(+), 12 deletions(-) diff --git a/nbd/client.c b/nbd/client.c index 68a0bc1ffc..cd5a2c80ac 100644 --- a/nbd/client.c +++ b/nbd/client.c @@ -931,7 +931,7 @@ int nbd_receive_reply(QIOChannel *ioc, NBDReply *reply, Error **errp) } /* Reply - [ 0 .. 3] magic (NBD_REPLY_MAGIC) + [ 0 .. 3] magic (NBD_SIMPLE_REPLY_MAGIC) [ 4 .. 7] error (0 == no error) [ 7 .. 15] handle */ @@ -949,7 +949,7 @@ int nbd_receive_reply(QIOChannel *ioc, NBDReply *reply, Error **errp) } trace_nbd_receive_reply(magic, reply->error, reply->handle); - if (magic != NBD_REPLY_MAGIC) { + if (magic != NBD_SIMPLE_REPLY_MAGIC) { error_setg(errp, "invalid magic (got 0x%" PRIx32 ")", magic); return -EINVAL; } diff --git a/nbd/nbd-internal.h b/nbd/nbd-internal.h index 8a609a227f..2d6663de23 100644 --- a/nbd/nbd-internal.h +++ b/nbd/nbd-internal.h @@ -47,7 +47,7 @@ #define NBD_OLDSTYLE_NEGOTIATE_SIZE (8 + 8 + 8 + 4 + 124) #define NBD_REQUEST_MAGIC 0x25609513 -#define NBD_REPLY_MAGIC 0x67446698 +#define NBD_SIMPLE_REPLY_MAGIC 0x67446698 #define NBD_OPTS_MAGIC 0x49484156454F5054LL #define NBD_CLIENT_MAGIC 0x0000420281861253LL #define NBD_REP_MAGIC 0x0003e889045565a9LL diff --git a/nbd/server.c b/nbd/server.c index b74cc6ab7e..ea2f0fa476 100644 --- a/nbd/server.c +++ b/nbd/server.c @@ -911,11 +911,11 @@ static int nbd_send_reply(QIOChannel *ioc, NBDReply *reply, Error **errp) trace_nbd_send_reply(reply->error, reply->handle); /* Reply - [ 0 .. 3] magic (NBD_REPLY_MAGIC) + [ 0 .. 3] magic (NBD_SIMPLE_REPLY_MAGIC) [ 4 .. 7] error (0 == no error) [ 7 .. 15] handle */ - stl_be_p(buf, NBD_REPLY_MAGIC); + stl_be_p(buf, NBD_SIMPLE_REPLY_MAGIC); stl_be_p(buf + 4, reply->error); stq_be_p(buf + 8, reply->handle); @@ -1208,15 +1208,15 @@ void nbd_export_close_all(void) } } -static int nbd_co_send_reply(NBDRequestData *req, NBDReply *reply, int len, - Error **errp) +static int nbd_co_send_simple_reply(NBDRequestData *req, NBDReply *reply, + int len, Error **errp) { NBDClient *client = req->client; int ret; g_assert(qemu_in_coroutine()); - trace_nbd_co_send_reply(reply->handle, reply->error, len); + trace_nbd_co_send_simple_reply(reply->handle, reply->error, len); qemu_co_mutex_lock(&client->send_lock); client->send_coroutine = qemu_coroutine_self(); @@ -1465,7 +1465,7 @@ reply: local_err = NULL; } - if (nbd_co_send_reply(req, &reply, reply_data_len, &local_err) < 0) { + if (nbd_co_send_simple_reply(req, &reply, reply_data_len, &local_err) < 0) { error_prepend(&local_err, "Failed to send reply: "); goto disconnect; } diff --git a/nbd/trace-events b/nbd/trace-events index 48a4f27682..4d6f86c2d4 100644 --- a/nbd/trace-events +++ b/nbd/trace-events @@ -54,7 +54,7 @@ nbd_receive_request(uint32_t magic, uint16_t flags, uint16_t type, uint64_t from nbd_send_reply(int32_t error, uint64_t handle) "Sending response to client: { .error = %" PRId32 ", handle = %" PRIu64 " }" nbd_blk_aio_attached(const char *name, void *ctx) "Export %s: Attaching clients to AIO context %p\n" nbd_blk_aio_detach(const char *name, void *ctx) "Export %s: Detaching clients from AIO context %p\n" -nbd_co_send_reply(uint64_t handle, uint32_t error, int len) "Send reply: handle = %" PRIu64 ", error = %" PRIu32 ", len = %d" +nbd_co_send_simple_reply(uint64_t handle, uint32_t error, int len) "Send simple reply: handle = %" PRIu64 ", error = %" PRIu32 ", len = %d" nbd_co_receive_request_decode_type(uint64_t handle, uint16_t type, const char *name) "Decoding type: handle = %" PRIu64 ", type = %" PRIu16 " (%s)" nbd_co_receive_request_payload_received(uint64_t handle, uint32_t len) "Payload received: handle = %" PRIu64 ", len = %" PRIu32 nbd_co_receive_request_cmd_write(uint32_t len) "Reading %" PRIu32 " byte(s)" diff --git a/tests/qemu-iotests/nbd-fault-injector.py b/tests/qemu-iotests/nbd-fault-injector.py index 1c10dcb51c..8a04d979aa 100755 --- a/tests/qemu-iotests/nbd-fault-injector.py +++ b/tests/qemu-iotests/nbd-fault-injector.py @@ -56,7 +56,7 @@ NBD_CMD_READ = 0 NBD_CMD_WRITE = 1 NBD_CMD_DISC = 2 NBD_REQUEST_MAGIC = 0x25609513 -NBD_REPLY_MAGIC = 0x67446698 +NBD_SIMPLE_REPLY_MAGIC = 0x67446698 NBD_PASSWD = 0x4e42444d41474943 NBD_OPTS_MAGIC = 0x49484156454F5054 NBD_CLIENT_MAGIC = 0x0000420281861253 @@ -166,7 +166,7 @@ def read_request(conn): return req def write_reply(conn, error, handle): - buf = reply_struct.pack(NBD_REPLY_MAGIC, error, handle) + buf = reply_struct.pack(NBD_SIMPLE_REPLY_MAGIC, error, handle) conn.send(buf, event='reply') def handle_connection(conn, use_export):