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SubjectRe: [PATCH 06/17] mshv: SynIC port and connection hypercalls
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On 6/29/2021 9:06 AM, Wei Liu wrote:
> On Wed, Jun 02, 2021 at 05:20:51PM +0000, Vineeth Pillai wrote:
>> Hyper-V enables inter-partition communication through the port and
>> connection constructs. More details about ports and connections in
>> TLFS chapter 11.
>>
>> Implement hypercalls related to ports and connections for enabling
>> inter-partiion communication.
>>
>> Signed-off-by: Vineeth Pillai <viremana@linux.microsoft.com>
> Vineeth, feel free to squash the following patch.
Thanks Wei, I will have this in the next iteration.

~Vineeth
>
> ---8<---
> >From afb9ab422895364216acb4261399f6f5154eea17 Mon Sep 17 00:00:00 2001
> From: Wei Liu <wei.liu@kernel.org>
> Date: Tue, 29 Jun 2021 12:58:47 +0000
> Subject: [PATCH] fixup! mshv: SynIC port and connection hypercalls
>
> Signed-off-by: Wei Liu <wei.liu@kernel.org>
> ---
> drivers/hv/hv_call.c | 10 +++++-----
> 1 file changed, 5 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/hv/hv_call.c b/drivers/hv/hv_call.c
> index d5cdbe4e93da..30aefcbdda85 100644
> --- a/drivers/hv/hv_call.c
> +++ b/drivers/hv/hv_call.c
> @@ -797,7 +797,7 @@ hv_call_create_port(u64 port_partition_id, union hv_port_id port_id,
> if (status != HV_STATUS_INSUFFICIENT_MEMORY) {
> pr_err("%s: %s\n",
> __func__, hv_status_to_string(status));
> - ret = -hv_status_to_errno(status);
> + ret = hv_status_to_errno(status);
> break;
> }
> ret = hv_call_deposit_pages(NUMA_NO_NODE,
> @@ -826,7 +826,7 @@ hv_call_delete_port(u64 port_partition_id, union hv_port_id port_id)
>
> if (status != HV_STATUS_SUCCESS) {
> pr_err("%s: %s\n", __func__, hv_status_to_string(status));
> - return -hv_status_to_errno(status);
> + return hv_status_to_errno(status);
> }
>
> return 0;
> @@ -866,7 +866,7 @@ hv_call_connect_port(u64 port_partition_id, union hv_port_id port_id,
> if (status != HV_STATUS_INSUFFICIENT_MEMORY) {
> pr_err("%s: %s\n",
> __func__, hv_status_to_string(status));
> - ret = -hv_status_to_errno(status);
> + ret = hv_status_to_errno(status);
> break;
> }
> ret = hv_call_deposit_pages(NUMA_NO_NODE,
> @@ -896,7 +896,7 @@ hv_call_disconnect_port(u64 connection_partition_id,
>
> if (status != HV_STATUS_SUCCESS) {
> pr_err("%s: %s\n", __func__, hv_status_to_string(status));
> - return -hv_status_to_errno(status);
> + return hv_status_to_errno(status);
> }
>
> return 0;
> @@ -918,7 +918,7 @@ hv_call_notify_port_ring_empty(u32 sint_index)
>
> if (status != HV_STATUS_SUCCESS) {
> pr_err("%s: %s\n", __func__, hv_status_to_string(status));
> - return -hv_status_to_errno(status);
> + return hv_status_to_errno(status);
> }
>
> return 0;

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