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Add CAS version parameter to the C wrapper

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This commit is contained in:
Vitaliy Filippov
2021-06-19 01:00:52 +03:00
parent 511a89948b
commit 6ca8afffe5
4 changed files with 48 additions and 27 deletions
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src/qemu_driver.c
+10 -4
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@@ -66,7 +66,8 @@ typedef struct VitastorRPC
} VitastorRPC;
static void vitastor_co_init_task(BlockDriverState *bs, VitastorRPC *task);
static void vitastor_co_generic_bh_cb(long retval, void *opaque);
static void vitastor_co_generic_bh_cb(void *opaque, long retval);
static void vitastor_co_read_cb(void *opaque, long retval, uint64_t version);
static void vitastor_close(BlockDriverState *bs);
static char *qemu_rbd_next_tok(char *src, char delim, char **p)
@@ -391,7 +392,7 @@ static void vitastor_co_init_task(BlockDriverState *bs, VitastorRPC *task)
};
}
static void vitastor_co_generic_bh_cb(long retval, void *opaque)
static void vitastor_co_generic_bh_cb(void *opaque, long retval)
{
VitastorRPC *task = opaque;
task->ret = retval;
@@ -407,6 +408,11 @@ static void vitastor_co_generic_bh_cb(long retval, void *opaque)
}
}
static void vitastor_co_read_cb(void *opaque, long retval, uint64_t version)
{
vitastor_co_generic_bh_cb(opaque, retval);
}
static int coroutine_fn vitastor_co_preadv(BlockDriverState *bs, uint64_t offset, uint64_t bytes, QEMUIOVector *iov, int flags)
{
VitastorClient *client = bs->opaque;
@@ -416,7 +422,7 @@ static int coroutine_fn vitastor_co_preadv(BlockDriverState *bs, uint64_t offset
uint64_t inode = client->watch ? vitastor_c_inode_get_num(client->watch) : client->inode;
qemu_mutex_lock(&client->mutex);
vitastor_c_read(client->proxy, inode, offset, bytes, iov->iov, iov->niov, vitastor_co_generic_bh_cb, &task);
vitastor_c_read(client->proxy, inode, offset, bytes, iov->iov, iov->niov, vitastor_co_read_cb, &task);
qemu_mutex_unlock(&client->mutex);
while (!task.complete)
@@ -436,7 +442,7 @@ static int coroutine_fn vitastor_co_pwritev(BlockDriverState *bs, uint64_t offse
uint64_t inode = client->watch ? vitastor_c_inode_get_num(client->watch) : client->inode;
qemu_mutex_lock(&client->mutex);
vitastor_c_write(client->proxy, inode, offset, bytes, iov->iov, iov->niov, vitastor_co_generic_bh_cb, &task);
vitastor_c_write(client->proxy, inode, offset, bytes, 0, iov->iov, iov->niov, vitastor_co_generic_bh_cb, &task);
qemu_mutex_unlock(&client->mutex);
while (!task.complete)