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-rw-r--r--block/nbd-client.c31
-rw-r--r--include/block/nbd.h1
-rw-r--r--nbd/common.c5
-rw-r--r--nbd/nbd-internal.h4
4 files changed, 19 insertions, 22 deletions
diff --git a/block/nbd-client.c b/block/nbd-client.c
index f1fb58bf26..f184844e40 100644
--- a/block/nbd-client.c
+++ b/block/nbd-client.c
@@ -116,7 +116,7 @@ static void nbd_restart_write(void *opaque)
static int nbd_co_send_request(BlockDriverState *bs,
struct nbd_request *request,
- QEMUIOVector *qiov, int offset)
+ QEMUIOVector *qiov)
{
NbdClientSession *s = nbd_get_client_session(bs);
AioContext *aio_context;
@@ -149,8 +149,8 @@ static int nbd_co_send_request(BlockDriverState *bs,
qio_channel_set_cork(s->ioc, true);
rc = nbd_send_request(s->ioc, request);
if (rc >= 0) {
- ret = nbd_wr_syncv(s->ioc, qiov->iov, qiov->niov,
- offset, request->len, 0);
+ ret = nbd_wr_syncv(s->ioc, qiov->iov, qiov->niov, request->len,
+ false);
if (ret != request->len) {
rc = -EIO;
}
@@ -167,8 +167,9 @@ static int nbd_co_send_request(BlockDriverState *bs,
}
static void nbd_co_receive_reply(NbdClientSession *s,
- struct nbd_request *request, struct nbd_reply *reply,
- QEMUIOVector *qiov, int offset)
+ struct nbd_request *request,
+ struct nbd_reply *reply,
+ QEMUIOVector *qiov)
{
int ret;
@@ -181,8 +182,8 @@ static void nbd_co_receive_reply(NbdClientSession *s,
reply->error = EIO;
} else {
if (qiov && reply->error == 0) {
- ret = nbd_wr_syncv(s->ioc, qiov->iov, qiov->niov,
- offset, request->len, 1);
+ ret = nbd_wr_syncv(s->ioc, qiov->iov, qiov->niov, request->len,
+ true);
if (ret != request->len) {
reply->error = EIO;
}
@@ -230,11 +231,11 @@ int nbd_client_co_readv(BlockDriverState *bs, int64_t sector_num,
request.len = nb_sectors * 512;
nbd_coroutine_start(client, &request);
- ret = nbd_co_send_request(bs, &request, NULL, 0);
+ ret = nbd_co_send_request(bs, &request, NULL);
if (ret < 0) {
reply.error = -ret;
} else {
- nbd_co_receive_reply(client, &request, &reply, qiov, 0);
+ nbd_co_receive_reply(client, &request, &reply, qiov);
}
nbd_coroutine_end(client, &request);
return -reply.error;
@@ -259,11 +260,11 @@ int nbd_client_co_writev(BlockDriverState *bs, int64_t sector_num,
request.len = nb_sectors * 512;
nbd_coroutine_start(client, &request);
- ret = nbd_co_send_request(bs, &request, qiov, 0);
+ ret = nbd_co_send_request(bs, &request, qiov);
if (ret < 0) {
reply.error = -ret;
} else {
- nbd_co_receive_reply(client, &request, &reply, NULL, 0);
+ nbd_co_receive_reply(client, &request, &reply, NULL);
}
nbd_coroutine_end(client, &request);
return -reply.error;
@@ -284,11 +285,11 @@ int nbd_client_co_flush(BlockDriverState *bs)
request.len = 0;
nbd_coroutine_start(client, &request);
- ret = nbd_co_send_request(bs, &request, NULL, 0);
+ ret = nbd_co_send_request(bs, &request, NULL);
if (ret < 0) {
reply.error = -ret;
} else {
- nbd_co_receive_reply(client, &request, &reply, NULL, 0);
+ nbd_co_receive_reply(client, &request, &reply, NULL);
}
nbd_coroutine_end(client, &request);
return -reply.error;
@@ -309,11 +310,11 @@ int nbd_client_co_discard(BlockDriverState *bs, int64_t sector_num,
request.len = nb_sectors * 512;
nbd_coroutine_start(client, &request);
- ret = nbd_co_send_request(bs, &request, NULL, 0);
+ ret = nbd_co_send_request(bs, &request, NULL);
if (ret < 0) {
reply.error = -ret;
} else {
- nbd_co_receive_reply(client, &request, &reply, NULL, 0);
+ nbd_co_receive_reply(client, &request, &reply, NULL);
}
nbd_coroutine_end(client, &request);
return -reply.error;
diff --git a/include/block/nbd.h b/include/block/nbd.h
index eeda3ebdf7..503f514e85 100644
--- a/include/block/nbd.h
+++ b/include/block/nbd.h
@@ -89,7 +89,6 @@ enum {
ssize_t nbd_wr_syncv(QIOChannel *ioc,
struct iovec *iov,
size_t niov,
- size_t offset,
size_t length,
bool do_read);
int nbd_receive_negotiate(QIOChannel *ioc, const char *name, uint32_t *flags,
diff --git a/nbd/common.c b/nbd/common.c
index 8ddb2dd2f0..b583a4f4cf 100644
--- a/nbd/common.c
+++ b/nbd/common.c
@@ -23,7 +23,6 @@
ssize_t nbd_wr_syncv(QIOChannel *ioc,
struct iovec *iov,
size_t niov,
- size_t offset,
size_t length,
bool do_read)
{
@@ -33,9 +32,7 @@ ssize_t nbd_wr_syncv(QIOChannel *ioc,
struct iovec *local_iov_head = local_iov;
unsigned int nlocal_iov = niov;
- nlocal_iov = iov_copy(local_iov, nlocal_iov,
- iov, niov,
- offset, length);
+ nlocal_iov = iov_copy(local_iov, nlocal_iov, iov, niov, 0, length);
while (nlocal_iov > 0) {
ssize_t len;
diff --git a/nbd/nbd-internal.h b/nbd/nbd-internal.h
index 26a9f4d9fd..93a6ca8549 100644
--- a/nbd/nbd-internal.h
+++ b/nbd/nbd-internal.h
@@ -101,14 +101,14 @@ static inline ssize_t read_sync(QIOChannel *ioc, void *buffer, size_t size)
* our request/reply. Synchronization is done with recv_coroutine, so
* that this is coroutine-safe.
*/
- return nbd_wr_syncv(ioc, &iov, 1, 0, size, true);
+ return nbd_wr_syncv(ioc, &iov, 1, size, true);
}
static inline ssize_t write_sync(QIOChannel *ioc, void *buffer, size_t size)
{
struct iovec iov = { .iov_base = buffer, .iov_len = size };
- return nbd_wr_syncv(ioc, &iov, 1, 0, size, false);
+ return nbd_wr_syncv(ioc, &iov, 1, size, false);
}
struct NBDTLSHandshakeData {