From: Easwar Hariharan <eahariha@linux.microsoft.com>
To: Nuno Das Neves <nunodasneves@linux.microsoft.com>
Cc: linux-hyperv@vger.kernel.org, x86@kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org,
mhklinux@outlook.com, ltykernel@gmail.com,
stanislav.kinsburskiy@gmail.com, linux-acpi@vger.kernel.org,
jeff.johnson@oss.qualcomm.com, eahariha@linux.microsoft.com,
kys@microsoft.com, haiyangz@microsoft.com, wei.liu@kernel.org,
decui@microsoft.com, catalin.marinas@arm.com, will@kernel.org,
tglx@linutronix.de, mingo@redhat.com, bp@alien8.de,
dave.hansen@linux.intel.com, hpa@zytor.com,
daniel.lezcano@linaro.org, joro@8bytes.org, robin.murphy@arm.com,
arnd@arndb.de, jinankjain@linux.microsoft.com,
muminulrussell@gmail.com, skinsburskii@linux.microsoft.com,
mrathor@linux.microsoft.com, ssengar@linux.microsoft.com,
apais@linux.microsoft.com, gregkh@linuxfoundation.org,
vkuznets@redhat.com, prapal@linux.microsoft.com,
anrayabh@linux.microsoft.com, rafael@kernel.org, lenb@kernel.org,
corbet@lwn.net
Subject: Re: [PATCH v6 01/10] hyperv: Log hypercall status codes as strings
Date: Tue, 18 Mar 2025 21:17:52 -0700 [thread overview]
Message-ID: <06d2ad24-7554-4e7c-86f7-9e22828cb725@linux.microsoft.com> (raw)
In-Reply-To: <1741980536-3865-2-git-send-email-nunodasneves@linux.microsoft.com>
On 3/14/2025 12:28 PM, Nuno Das Neves wrote:
> Introduce hv_status_printk() macros as a convenience to log hypercall
> errors, formatting them with the status code (HV_STATUS_*) as a raw hex
> value and also as a string, which saves some time while debugging.
>
> Create a table of HV_STATUS_ codes with strings and mapped errnos, and
> use it for hv_result_to_string() and hv_result_to_errno().
>
> Use the new hv_status_printk()s in hv_proc.c, hyperv-iommu.c, and
> irqdomain.c hypercalls to aid debugging in the root partition.
>
> Signed-off-by: Nuno Das Neves <nunodasneves@linux.microsoft.com>
> Reviewed-by: Stanislav Kinsburskii <skinsburskii@linux.microsoft.com>
> ---
> arch/x86/hyperv/irqdomain.c | 6 +-
> drivers/hv/hv_common.c | 129 ++++++++++++++++++++++++---------
> drivers/hv/hv_proc.c | 10 +--
> drivers/iommu/hyperv-iommu.c | 4 +-
> include/asm-generic/mshyperv.h | 13 ++++
> 5 files changed, 118 insertions(+), 44 deletions(-)
>
Looks good to me.
Reviewed-by: Easwar Hariharan <eahariha@linux.microsoft.com>
next prev parent reply other threads:[~2025-03-19 4:17 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-03-14 19:28 [PATCH v6 00/10] Introduce /dev/mshv root partition driver Nuno Das Neves
2025-03-14 19:28 ` [PATCH v6 01/10] hyperv: Log hypercall status codes as strings Nuno Das Neves
2025-03-18 18:01 ` Michael Kelley
2025-03-21 19:12 ` Nuno Das Neves
2025-03-25 18:02 ` Michael Kelley
2025-03-19 4:17 ` Easwar Hariharan [this message]
2025-03-14 19:28 ` [PATCH v6 02/10] x86/mshyperv: Add support for extended Hyper-V features Nuno Das Neves
2025-03-14 19:28 ` [PATCH v6 03/10] arm64/hyperv: Add some missing functions to arm64 Nuno Das Neves
2025-03-19 4:08 ` Easwar Hariharan
2025-03-14 19:28 ` [PATCH v6 04/10] hyperv: Introduce hv_recommend_using_aeoi() Nuno Das Neves
2025-03-14 19:28 ` [PATCH v6 05/10] acpi: numa: Export node_to_pxm() Nuno Das Neves
2025-03-14 19:28 ` [PATCH v6 06/10] Drivers: hv: Export some functions for use by root partition module Nuno Das Neves
2025-03-14 19:28 ` [PATCH v6 07/10] Drivers: hv: Introduce per-cpu event ring tail Nuno Das Neves
2025-03-14 19:28 ` [PATCH v6 08/10] x86: hyperv: Add mshv_handler() irq handler and setup function Nuno Das Neves
2025-03-14 19:28 ` [PATCH v6 09/10] hyperv: Add definitions for root partition driver to hv headers Nuno Das Neves
2025-03-19 4:04 ` Easwar Hariharan
2025-03-14 19:28 ` [PATCH v6 10/10] Drivers: hv: Introduce mshv_root module to expose /dev/mshv to VMMs Nuno Das Neves
2025-03-18 19:54 ` Michael Kelley
2025-03-18 20:00 ` Wei Liu
2025-03-18 20:23 ` Michael Kelley
2025-03-17 21:27 ` [PATCH v6 00/10] Introduce /dev/mshv root partition driver Wei Liu
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