diff options
Diffstat (limited to 'block/nfs.c')
| -rw-r--r-- | block/nfs.c | 51 |
1 files changed, 24 insertions, 27 deletions
diff --git a/block/nfs.c b/block/nfs.c index 2393fbfe6b..b86ba5bfa1 100644 --- a/block/nfs.c +++ b/block/nfs.c @@ -273,15 +273,14 @@ static int coroutine_fn nfs_co_preadv(BlockDriverState *bs, uint64_t offset, nfs_co_init_task(bs, &task); task.iov = iov; - qemu_mutex_lock(&client->mutex); - if (nfs_pread_async(client->context, client->fh, - offset, bytes, nfs_co_generic_cb, &task) != 0) { - qemu_mutex_unlock(&client->mutex); - return -ENOMEM; - } + WITH_QEMU_LOCK_GUARD(&client->mutex) { + if (nfs_pread_async(client->context, client->fh, + offset, bytes, nfs_co_generic_cb, &task) != 0) { + return -ENOMEM; + } - nfs_set_events(client); - qemu_mutex_unlock(&client->mutex); + nfs_set_events(client); + } while (!task.complete) { qemu_coroutine_yield(); } @@ -320,19 +319,18 @@ static int coroutine_fn nfs_co_pwritev(BlockDriverState *bs, uint64_t offset, buf = iov->iov[0].iov_base; } - qemu_mutex_lock(&client->mutex); - if (nfs_pwrite_async(client->context, client->fh, - offset, bytes, buf, - nfs_co_generic_cb, &task) != 0) { - qemu_mutex_unlock(&client->mutex); - if (my_buffer) { - g_free(buf); + WITH_QEMU_LOCK_GUARD(&client->mutex) { + if (nfs_pwrite_async(client->context, client->fh, + offset, bytes, buf, + nfs_co_generic_cb, &task) != 0) { + if (my_buffer) { + g_free(buf); + } + return -ENOMEM; } - return -ENOMEM; - } - nfs_set_events(client); - qemu_mutex_unlock(&client->mutex); + nfs_set_events(client); + } while (!task.complete) { qemu_coroutine_yield(); } @@ -355,15 +353,14 @@ static int coroutine_fn nfs_co_flush(BlockDriverState *bs) nfs_co_init_task(bs, &task); - qemu_mutex_lock(&client->mutex); - if (nfs_fsync_async(client->context, client->fh, nfs_co_generic_cb, - &task) != 0) { - qemu_mutex_unlock(&client->mutex); - return -ENOMEM; - } + WITH_QEMU_LOCK_GUARD(&client->mutex) { + if (nfs_fsync_async(client->context, client->fh, nfs_co_generic_cb, + &task) != 0) { + return -ENOMEM; + } - nfs_set_events(client); - qemu_mutex_unlock(&client->mutex); + nfs_set_events(client); + } while (!task.complete) { qemu_coroutine_yield(); } |