linux-kernel - Re: [PATCH v2] arm64: tlb: Fix TLBI RANGE operand

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] [day] [month] [year] [list]

Date: Fri, 5 Apr 2024 14:05:18 +1000
From: Gavin Shan <gshan@...hat.com>
To: Marc Zyngier <maz@...nel.org>
Cc: linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
 catalin.marinas@....com, will@...nel.org, akpm@...ux-foundation.org,
 oliver.upton@...ux.dev, mark.rutland@....com, ryan.roberts@....com,
 apopple@...dia.com, rananta@...gle.com, yangyicong@...ilicon.com,
 v-songbaohua@...o.com, yezhenyu2@...wei.com, yihyu@...hat.com,
 shan.gavin@...il.com
Subject: Re: [PATCH v2] arm64: tlb: Fix TLBI RANGE operand

On 4/5/24 03:33, Marc Zyngier wrote:
> On Thu, 04 Apr 2024 11:26:20 +0100,
> Gavin Shan <gshan@...hat.com> wrote:
>>
>> In summary, we need 3 patches but the one fixing __TLBI_RANGE_NUM needs to be
>> PATCH[1/3] so that it can be easily picked by stable kernel. PATCH[2/3] would
>> be to improve __TLBI_VADDR_RANGE with masks. PATCH[3/3] will allow __flush_tlb_range_nosync()
>> to do range-based TLB flush for MAX_TLBI_RANGE_PAGES.
> 
> That's about it indeed.
> 

Thanks Marc. v3 was posted for further review.

https://lists.infradead.org/pipermail/linux-arm-kernel/2024-April/917700.html

Thanks,
Gavin