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virt: haven: rm_core: Remove current_recv_buffer tracking

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current_recv_buffer tracks the current end of an ongoing message from
resource manager. It can be easily tracked by "conection->recv_buff +
connection->recv_buff_size". Do that instead to make code clearer.

Change-Id: I191dbdbf39c802868e1c6a262ef5420c02f127b2
Signed-off-by: Elliot Berman <quic_eberman@quicinc.com>
Signed-off-by: Srinivasarao Pathipati <quic_c_spathi@quicinc.com>
This commit is contained in:
Srinivasarao Pathipati 2022-10-10 14:47:07 +05:30
commit 9a6e5e12be
1 changed files with 5 additions and 7 deletions
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12
drivers/virt/haven/hh_rm_core.c
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@ -48,7 +48,6 @@ struct hh_rm_connection {
u8 num_fragments;
u8 fragments_received;
void *current_recv_buff;
};
static struct task_struct *hh_rm_drv_recv_task;
@ -92,6 +91,9 @@ hh_rm_init_connection_buff(struct hh_rm_connection *connection,
struct hh_rm_rpc_hdr *hdr = recv_buff;
size_t max_buf_size;
connection->num_fragments = hdr->fragments;
connection->fragments_received = 0;
/* Some of the 'reply' types doesn't contain any payload */
if (!payload_size)
return 0;
@ -107,15 +109,12 @@ hh_rm_init_connection_buff(struct hh_rm_connection *connection,
/* If the data is split into multiple fragments, allocate a large
* enough buffer to hold the payloads for all the fragments.
*/
connection->recv_buff = connection->current_recv_buff =
kzalloc(max_buf_size, GFP_KERNEL);
connection->recv_buff = kzalloc(max_buf_size, GFP_KERNEL);
if (!connection->recv_buff)
return -ENOMEM;
memcpy(connection->recv_buff, recv_buff + hdr_size, payload_size);
connection->current_recv_buff += payload_size;
connection->recv_buff_size = payload_size;
connection->num_fragments = hdr->fragments;
return 0;
}
@ -352,9 +351,8 @@ static int hh_rm_process_cont(void *recv_buff, size_t recv_buff_size)
payload_size = recv_buff_size - sizeof(*hdr);
/* Keep appending the data to the previous fragment's end */
memcpy(connection->current_recv_buff,
memcpy(connection->recv_buff + connection->recv_buff_size,
recv_buff + sizeof(*hdr), payload_size);
connection->current_recv_buff += payload_size;
connection->recv_buff_size += payload_size;
connection->fragments_received++;