From: Thomas Gleixner <tglx@linutronix.de>
To: Bjorn Helgaas <helgaas@kernel.org>,
Shradha Gupta <shradhagupta@linux.microsoft.com>
Cc: linux-hyperv@vger.kernel.org, linux-pci@vger.kernel.org,
linux-kernel@vger.kernel.org, "Nipun Gupta" <nipun.gupta@amd.com>,
"Yury Norov" <yury.norov@gmail.com>,
"Jason Gunthorpe" <jgg@ziepe.ca>,
"Jonathan Cameron" <Jonathan.Cameron@huwei.com>,
"Anna-Maria Behnsen" <anna-maria@linutronix.de>,
"Kevin Tian" <kevin.tian@intel.com>,
"Long Li" <longli@microsoft.com>,
"Bjorn Helgaas" <bhelgaas@google.com>,
"Rob Herring" <robh@kernel.org>,
"Manivannan Sadhasivam" <manivannan.sadhasivam@linaro.org>,
"Krzysztof Wilczyński" <kw@linux.com>,
"Lorenzo Pieralisi" <lpieralisi@kernel.org>,
"Dexuan Cui" <decui@microsoft.com>,
"Wei Liu" <wei.liu@kernel.org>,
"Haiyang Zhang" <haiyangz@microsoft.com>,
"K. Y. Srinivasan" <kys@microsoft.com>,
"Andrew Lunn" <andrew+netdev@lunn.ch>,
"David S. Miller" <davem@davemloft.net>,
"Eric Dumazet" <edumazet@google.com>,
"Jakub Kicinski" <kuba@kernel.org>,
"Paolo Abeni" <pabeni@redhat.com>,
"Konstantin Taranov" <kotaranov@microsoft.com>,
"Simon Horman" <horms@kernel.org>,
"Leon Romanovsky" <leon@kernel.org>,
"Maxim Levitsky" <mlevitsk@redhat.com>,
"Erni Sri Satya Vennela" <ernis@linux.microsoft.com>,
"Peter Zijlstra" <peterz@infradead.org>,
netdev@vger.kernel.org, linux-rdma@vger.kernel.org,
"Paul Rosswurm" <paulros@microsoft.com>,
"Shradha Gupta" <shradhagupta@microsoft.com>
Subject: Re: [PATCH v2 1/3] PCI: Export pci_msix_prepare_desc() for dynamic MSI-X alloc
Date: Mon, 28 Apr 2025 14:22:57 +0200 [thread overview]
Message-ID: <87ldrkqxum.ffs@tglx> (raw)
In-Reply-To: <20250425163748.GA546623@bhelgaas>
On Fri, Apr 25 2025 at 11:37, Bjorn Helgaas wrote:
Subject prefix wants to be PCI/MSI
git log --format=oneline path/to/file
gives you a pretty decent hint
> On Fri, Apr 25, 2025 at 03:53:57AM -0700, Shradha Gupta wrote:
>> For supporting dynamic MSI-X vector allocation by PCI controllers, enabling
>> the flag MSI_FLAG_PCI_MSIX_ALLOC_DYN is not enough, msix_prepare_msi_desc()
>> to prepare the desc is also needed.
Please write things out: ... to prepare the MSI descriptor ....
This is not twitter.
>> Export pci_msix_prepare_desc() to allow PCI controllers to support dynamic
>> MSI-X vector allocation.
>>
>> Signed-off-by: Shradha Gupta <shradhagupta@linux.microsoft.com>
>> Reviewed-by: Haiyang Zhang <haiyangz@microsoft.com>
> Thanks for the update and for splitting this from the hv driver
> update. Will watch for Thomas's ack here.
Other than that:
Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
next prev parent reply other threads:[~2025-04-28 12:22 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-04-25 10:53 [PATCH v2 0/3] Allow dyn MSI-X vector allocation of MANA Shradha Gupta
2025-04-25 10:53 ` [PATCH v2 1/3] PCI: Export pci_msix_prepare_desc() for dynamic MSI-X alloc Shradha Gupta
2025-04-25 16:37 ` Bjorn Helgaas
2025-04-28 5:22 ` Shradha Gupta
2025-04-28 12:22 ` Thomas Gleixner [this message]
2025-04-29 8:43 ` Shradha Gupta
2025-04-25 10:54 ` [PATCH v2 2/3] PCI: hv: Allow dynamic MSI-X vector allocation Shradha Gupta
2025-04-28 13:47 ` Michael Kelley
2025-04-29 8:46 ` Shradha Gupta
2025-04-25 10:54 ` [PATCH v2 3/3] net: mana: Allocate MSI-X vectors dynamically as required Shradha Gupta
2025-04-25 16:35 ` Jakub Kicinski
2025-04-28 4:01 ` Shradha Gupta
2025-04-28 13:38 ` Yury Norov
2025-04-29 8:51 ` Shradha Gupta
2025-05-01 5:27 ` Michael Kelley
2025-05-01 14:23 ` Shradha Gupta
2025-05-01 15:56 ` Michael Kelley
2025-05-02 6:08 ` Shradha Gupta
2025-05-06 8:49 ` Shradha Gupta
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