linux-kernel - Re: Using fixed LPI number for some Device ID

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Sat, 31 Oct 2020 03:59:50 +0100
From:   Thomas Gleixner <tglx@...utronix.de>
To:     Dongjiu Geng <gengdongjiu@...wei.com>,
        Marc Zyngier <maz@...nel.org>
Cc:     Jason Cooper <jason@...edaemon.net>, linux-kernel@...r.kernel.org
Subject: Re: Using fixed LPI number for some Device ID

On Sat, Oct 31 2020 at 10:19, Dongjiu Geng wrote:
>  Hi Marc,
>     Sorry to disturb you, Currently the LPI number is not fixed for
>  the device. The LPI number is dynamically allocated start from 8092.
>  For two OS which shares the ITS, One OS needs to configure the device
>  interrupt required by another OS, and the other OS uses a fixed
>  interrupt ID to respond the interrupt. Therefore, the LPI IRQ number
>  of the device needed be fixed. I want to upstream this feature that
>  allocate fixed LPI number for the device that is specified through
>  the DTS. What is your meaning?  Thanks

What's the purpose of resending the same thing within less than 24
hours? Do you really expect maintainers to be available 24/7 and being
able to respond within less than a day?