Re: [PATCH v3 08/29] mm: Define VM_SHADOW_STACK for RISC-V

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

To: David Hildenbrand <david@xxxxxxxxxx>
Subject: Re: [PATCH v3 08/29] mm: Define VM_SHADOW_STACK for RISC-V
From: Deepak Gupta <debug@xxxxxxxxxxxx>
Date: Thu, 4 Apr 2024 12:21:00 -0700
Cc: Mark Brown <broonie@xxxxxxxxxx>, paul.walmsley@xxxxxxxxxx, rick.p.edgecombe@xxxxxxxxx, Szabolcs.Nagy@xxxxxxx, kito.cheng@xxxxxxxxxx, keescook@xxxxxxxxxxxx, ajones@xxxxxxxxxxxxxxxx, conor.dooley@xxxxxxxxxxxxx, cleger@xxxxxxxxxxxx, atishp@xxxxxxxxxxxxxx, alex@xxxxxxxx, bjorn@xxxxxxxxxxxx, alexghiti@xxxxxxxxxxxx, samuel.holland@xxxxxxxxxx, conor@xxxxxxxxxx, linux-doc@xxxxxxxxxxxxxxx, linux-riscv@xxxxxxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, devicetree@xxxxxxxxxxxxxxx, linux-mm@xxxxxxxxx, linux-arch@xxxxxxxxxxxxxxx, linux-kselftest@xxxxxxxxxxxxxxx, corbet@xxxxxxx, palmer@xxxxxxxxxxx, aou@xxxxxxxxxxxxxxxxx, robh+dt@xxxxxxxxxx, krzysztof.kozlowski+dt@xxxxxxxxxx, oleg@xxxxxxxxxx, akpm@xxxxxxxxxxxxxxxxxxxx, arnd@xxxxxxxx, ebiederm@xxxxxxxxxxxx, Liam.Howlett@xxxxxxxxxx, vbabka@xxxxxxx, lstoakes@xxxxxxxxx, shuah@xxxxxxxxxx, brauner@xxxxxxxxxx, andy.chiu@xxxxxxxxxx, jerry.shih@xxxxxxxxxx, hankuan.chen@xxxxxxxxxx, greentime.hu@xxxxxxxxxx, evan@xxxxxxxxxxxx, xiao.w.wang@xxxxxxxxx, charlie@xxxxxxxxxxxx, apatel@xxxxxxxxxxxxxxxx, mchitale@xxxxxxxxxxxxxxxx, dbarboza@xxxxxxxxxxxxxxxx, sameo@xxxxxxxxxxxx, shikemeng@xxxxxxxxxxxxxxx, willy@xxxxxxxxxxxxx, vincent.chen@xxxxxxxxxx, guoren@xxxxxxxxxx, samitolvanen@xxxxxxxxxx, songshuaishuai@xxxxxxxxxxx, gerg@xxxxxxxxxx, heiko@xxxxxxxxx, bhe@xxxxxxxxxx, jeeheng.sia@xxxxxxxxxxxxxxxx, cyy@xxxxxxxxxxxx, maskray@xxxxxxxxxx, ancientmodern4@xxxxxxxxx, mathis.salmen@xxxxxxxxx, cuiyunhui@xxxxxxxxxxxxx, bgray@xxxxxxxxxxxxx, mpe@xxxxxxxxxxxxxx, baruch@xxxxxxxxxx, alx@xxxxxxxxxx, catalin.marinas@xxxxxxx, revest@xxxxxxxxxxxx, josh@xxxxxxxxxxxxxxxx, shr@xxxxxxxxxxxx, deller@xxxxxx, omosnace@xxxxxxxxxx, ojeda@xxxxxxxxxx, jhubbard@xxxxxxxxxx
In-reply-to: <604863a6-0387-4f29-9c4e-5ef86a8ca904@redhat.com>
References: <20240403234054.2020347-1-debug@rivosinc.com> <20240403234054.2020347-9-debug@rivosinc.com> <8fb37319-288c-4f77-9cd7-92f17bb567ee@redhat.com> <d3689521-58a7-47df-bd6a-0e2e60464491@sirena.org.uk> <604863a6-0387-4f29-9c4e-5ef86a8ca904@redhat.com>

On Thu, Apr 4, 2024 at 12:15 PM David Hildenbrand <david@xxxxxxxxxx> wrote:
>
> On 04.04.24 21:04, Mark Brown wrote:
> > On Thu, Apr 04, 2024 at 08:58:06PM +0200, David Hildenbrand wrote:
> >
> >> or even introduce some ARCH_HAS_SHADOW_STACK so we can remove these
> >> arch-specific thingies here.
> >
> > It would be convenient if you could pull the ARCH_HAS_USER_SHADOW_STACK
> > patch out of my clone3 series to do that:
> >
> >     https://lore.kernel.org/all/20240203-clone3-shadow-stack-v5-3-322c69598e4b@xxxxxxxxxx/
>
> Crazy, I completely forgot about that one. Yes!

I missed that. Roger.
Will do that in the next series.
Thanks.

References:
- [PATCH v3 00/29] riscv control-flow integrity for usermode
  - From: Deepak Gupta
- [PATCH v3 08/29] mm: Define VM_SHADOW_STACK for RISC-V
  - From: Deepak Gupta
- Re: [PATCH v3 08/29] mm: Define VM_SHADOW_STACK for RISC-V
  - From: David Hildenbrand
- Re: [PATCH v3 08/29] mm: Define VM_SHADOW_STACK for RISC-V
  - From: Mark Brown
- Re: [PATCH v3 08/29] mm: Define VM_SHADOW_STACK for RISC-V
  - From: David Hildenbrand

Prev by Date: Re: [PATCH v3 08/29] mm: Define VM_SHADOW_STACK for RISC-V
Next by Date: [PATCH memory-model 2/3] Documentation/litmus-tests: Demonstrate unordered failing cmpxchg
Previous by thread: Re: [PATCH v3 08/29] mm: Define VM_SHADOW_STACK for RISC-V
Next by thread: [PATCH v3 09/29] mm: abstract shadow stack vma behind `vma_is_shadow_stack`
Index(es):
- Date
- Thread

[Index of Archives] [Kernel Newbies] [Security] [Netfilter] [Bugtraq] [Linux FS] [Yosemite Forum] [MIPS Linux] [ARM Linux] [Linux Security] [Linux RAID] [Samba] [Video 4 Linux] [Device Mapper] [Linux Resources]