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] [day] [month] [year] [list]
Date:   Thu, 9 Nov 2023 04:27:00 +0000
From:   Ankit Agrawal <>
To:     Alex Williamson <>
CC:     "Tian, Kevin" <>,
        Jason Gunthorpe <>,
        Yishai Hadas <>,
        Aniket Agashe <>, Neo Jia <>,
        Kirti Wankhede <>,
        "Tarun Gupta (SW-GPU)" <>,
        Vikram Sethi <>,
        Andy Currid <>,
        Alistair Popple <>,
        John Hubbard <>,
        Dan Williams <>,
        "Anuj Aggarwal (SW-GPU)" <>,
        "" <>,
        "" <>
Subject: Re: [PATCH v12 1/1] vfio/nvgpu: Add vfio pci variant module for grace

> In light of that, I don't think we should be independently calculating
> the BAR2 region size using roundup_pow_of_two(nvdev->memlength).
> Instead we should be using pci_resource_len() of the physical BAR2 to
> make it evident that this relationship exists.

Just wanted to update on the discussions.. Since the underlying physical
BAR is not being used at all, we will emulate the PCI config BAR registers
for the fake BAR. Thus, the read/write requests to those registers will not
go to the underlying BAR on the device. I'll make the change in the next

Powered by blists - more mailing lists