linux-kernel - Re: [PATCH v2 3/4] riscv: Make __flush_tlb_range() loop over pte instead of flushing the whole tlb

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]

Message-ID: <20230728-snout-defiance-082befdeaa51@wendy>
Date:   Fri, 28 Jul 2023 14:51:31 +0100
From:   Conor Dooley <conor.dooley@...rochip.com>
To:     Andrew Jones <ajones@...tanamicro.com>
CC:     Alexandre Ghiti <alexghiti@...osinc.com>,
        Will Deacon <will@...nel.org>,
        "Aneesh Kumar K . V" <aneesh.kumar@...ux.ibm.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Nick Piggin <npiggin@...il.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Mayuresh Chitale <mchitale@...tanamicro.com>,
        Vincent Chen <vincent.chen@...ive.com>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Palmer Dabbelt <palmer@...belt.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        <linux-arch@...r.kernel.org>, <linux-mm@...ck.org>,
        <linux-riscv@...ts.infradead.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 3/4] riscv: Make __flush_tlb_range() loop over pte
 instead of flushing the whole tlb

On Fri, Jul 28, 2023 at 03:32:35PM +0200, Andrew Jones wrote:
> On Thu, Jul 27, 2023 at 08:55:52PM +0200, Alexandre Ghiti wrote:

> > +	else if (size == (unsigned long)-1)
> 
> The more we scatter this -1 around, especially now that we also need to
> cast it, the more I think we should introduce a #define for it.

Please.

Download attachment "signature.asc" of type "application/pgp-signature" (229 bytes)