linux-kernel - Re: [External] Re: [PATCH] RISC-V: add uniprocessor flush_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] [thread-next>] [day] [month] [year] [list]

Date: Mon, 29 Jan 2024 09:29:12 +0800
From: yunhui cui <cuiyunhui@...edance.com>
To: "Lad, Prabhakar" <prabhakar.csengg@...il.com>
Cc: paul.walmsley@...ive.com, palmer@...belt.com, aou@...s.berkeley.edu, 
	alexghiti@...osinc.com, samuel.holland@...ive.com, ajones@...tanamicro.com, 
	mchitale@...tanamicro.com, dylan@...estech.com, 
	sergey.matyukevich@...tacore.com, prabhakar.mahadev-lad.rj@...renesas.com, 
	jszhang@...nel.org, apatel@...tanamicro.com, linux-riscv@...ts.infradead.org, 
	linux-kernel@...r.kernel.org
Subject: Re: [External] Re: [PATCH] RISC-V: add uniprocessor flush_tlb_range() support

Hi Prabhakar,

On Sat, Jan 27, 2024 at 1:42 AM Lad, Prabhakar
<prabhakar.csengg@...il.com> wrote:
>
> On Thu, Jan 25, 2024 at 6:23 AM Yunhui Cui <cuiyunhui@...edance.com> wrote:
> >
> > Add support for flush_tlb_range() to improve TLB performance for
> > UP systems. In order to avoid the mutual inclusion of tlbflush.h
> > and hugetlb.h, the UP part is also implemented in tlbflush.c.
> >
> > Signed-off-by: Yunhui Cui <cuiyunhui@...edance.com>
> > ---
> >  arch/riscv/include/asm/tlbflush.h |  61 ++++++----
> >  arch/riscv/mm/Makefile            |   2 +-
> >  arch/riscv/mm/tlbflush.c          | 195 ++++++++++++++++++------------
> >  3 files changed, 156 insertions(+), 102 deletions(-)
> >
> Boot tested with defconfig + rz/five enabled, no issues seen on
> RZ/Five SMARC EVK.
>
> Tested-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
>

Thank you for testing !

Thanks，
Yunhui