linux-kernel - Re: [RFC PATCH v2 11/21] PCI: MSI: Add helper function to set system wide MSI support

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Date:   Mon, 30 Oct 2023 15:28:53 +0100
From:   Thomas Gleixner <tglx@...utronix.de>
To:     Sunil V L <sunilvl@...tanamicro.com>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-riscv@...ts.infradead.org, linux-acpi@...r.kernel.org,
        linux-pci@...r.kernel.org, linux-serial@...r.kernel.org
Cc:     Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will@...nel.org>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Palmer Dabbelt <palmer@...belt.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        "Rafael J . Wysocki" <rafael@...nel.org>,
        Len Brown <lenb@...nel.org>,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        Anup Patel <anup@...infault.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Jiri Slaby <jirislaby@...nel.org>,
        Conor Dooley <conor.dooley@...rochip.com>,
        Andrew Jones <ajones@...tanamicro.com>,
        Atish Kumar Patra <atishp@...osinc.com>,
        Haibo Xu <haibo1.xu@...el.com>,
        Sunil V L <sunilvl@...tanamicro.com>
Subject: Re: [RFC PATCH v2 11/21] PCI: MSI: Add helper function to set
 system wide MSI support

On Thu, Oct 26 2023 at 01:53, Sunil V. L. wrote:
> Like pci_no_msi() used to disable MSI support, add a function to enable
> system wide MSI support.

Why?

int pci_msi_enable = 1;

So this function makes it more one or what am I missing here?

Thanks,

        tglx