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, 04 Nov 2023 09:56:40 +0000
From:   Marc Zyngier <>
To:     Fang Xiang <>
Cc:     <>, <>,
Subject: Re: [PATCH v4] irqchip/gic-v3-its: Flush ITS tables before writing GITS_BASER<n> registers in non-coherent GIC designs.

On Mon, 30 Oct 2023 08:32:56 +0000,
Fang Xiang <> wrote:
> In non-coherent GIC design, ITS tables should be clean and flushed
> to the PoV of the ITS before writing GITS_BASER<n> registers, otherwise
> the ITS would read dirty tables and lead to UNPREDICTABLE behaviors.
> The ITS always got clean tables in initialization with this fix, by
> observing the signals from GIC.
> Furthermore, hoist the quirked non-shareable attributes earlier to
> save effort in tables setup.
> Suggested-by: Marc Zyngier <>
> Signed-off-by: Fang Xiang <>
> Tested-by: Fang Xiang <>

Reviewed-by: Marc Zyngier <>


Without deviation from the norm, progress is not possible.

Powered by blists - more mailing lists