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From: Wei Liu <wei.liu@kernel.org>
To: Vineeth Pillai <viremana@linux.microsoft.com>
Cc: Nuno Das Neves <nunodasneves@linux.microsoft.com>,
	Wei Liu <wei.liu@kernel.org>,
	Sunil Muthuswamy <sunilmut@microsoft.com>,
	Michael Kelley <mikelley@microsoft.com>,
	Vitaly Kuznetsov <vkuznets@redhat.com>,
	"K. Y. Srinivasan" <kys@microsoft.com>,
	virtualization@lists.linux-foundation.org,
	linux-kernel@vger.kernel.org, linux-hyperv@vger.kernel.org
Subject: Re: [PATCH 06/17] mshv: SynIC port and connection hypercalls
Date: Tue, 29 Jun 2021 13:06:52 +0000	[thread overview]
Message-ID: <20210629130652.lzydiyqgwd47lhue@liuwe-devbox-debian-v2> (raw)
In-Reply-To: <3125953aae8e7950a6da4c311ef163b79d6fb6b3.1622654100.git.viremana@linux.microsoft.com>

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.

---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;
-- 
2.30.2


  parent reply	other threads:[~2021-06-29 13:07 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-06-02 17:20 [PATCH 00/17] irqfd and ioeventfd support for mshv Vineeth Pillai
2021-06-02 17:20 ` [PATCH 01/17] hyperv: Few TLFS definitions Vineeth Pillai
2021-06-02 17:20 ` [PATCH 02/17] drivers: hv: vmbus: Use TLFS definition for VMBUS_MESSAGE_SINT Vineeth Pillai
2021-06-02 17:20 ` [PATCH 03/17] acpi: export node_to_pxm Vineeth Pillai
2021-06-02 17:20 ` [PATCH 04/17] hyperv: Wrapper for setting proximity_domain_info Vineeth Pillai
2021-06-02 17:20 ` [PATCH 05/17] mshv: SynIC event ring and event flags support Vineeth Pillai
2021-06-02 17:20 ` [PATCH 06/17] mshv: SynIC port and connection hypercalls Vineeth Pillai
2021-06-10 12:19   ` Vitaly Kuznetsov
2021-06-29 12:55     ` Wei Liu
2021-06-29 16:19       ` Vineeth Pillai
2021-06-29 13:06   ` Wei Liu [this message]
2021-06-29 16:21     ` Vineeth Pillai
2021-06-30 10:44   ` Wei Liu
2021-06-30 11:10   ` Wei Liu
2021-06-30 15:03     ` Vineeth Pillai
2021-06-02 17:20 ` [PATCH 07/17] hyperv: Configure SINT for Doorbell Vineeth Pillai
2021-06-02 17:20 ` [PATCH 08/17] mshv: Port id management Vineeth Pillai
2021-06-02 17:20 ` [PATCH 09/17] mshv: Doorbell handler in hypercall ISR Vineeth Pillai
2021-06-02 17:20 ` [PATCH 10/17] mshv: Doorbell register/unregister API Vineeth Pillai
2021-06-02 17:20 ` [PATCH 11/17] mshv: HvClearVirtualInterrupt hypercall Vineeth Pillai
2021-06-02 17:20 ` [PATCH 12/17] mshv: Add irqfd support for mshv Vineeth Pillai
2021-06-02 17:20 ` [PATCH 13/17] mshv: Add ioeventfd " Vineeth Pillai
2021-06-02 17:20 ` [PATCH 14/17] mshv: Notifier framework for EOI for level triggered interrupts Vineeth Pillai
2021-06-02 17:21 ` [PATCH 15/17] mshv: Level-triggered interrupt support for irqfd Vineeth Pillai
2021-06-02 17:21 ` [PATCH 16/17] mshv: User space controlled MSI irq routing for mshv Vineeth Pillai
2021-06-02 17:21 ` [PATCH 17/17] mshv: Use in kernel MSI routing for irqfd Vineeth Pillai

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