From: Alexandre Ghiti <alex@ghiti.fr>
To: Deepak Gupta <debug@rivosinc.com>,
Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
Dave Hansen <dave.hansen@linux.intel.com>,
x86@kernel.org, "H. Peter Anvin" <hpa@zytor.com>,
Andrew Morton <akpm@linux-foundation.org>,
"Liam R. Howlett" <Liam.Howlett@oracle.com>,
Vlastimil Babka <vbabka@suse.cz>,
Lorenzo Stoakes <lorenzo.stoakes@oracle.com>,
Paul Walmsley <paul.walmsley@sifive.com>,
Palmer Dabbelt <palmer@dabbelt.com>,
Albert Ou <aou@eecs.berkeley.edu>,
Conor Dooley <conor@kernel.org>, Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Arnd Bergmann <arnd@arndb.de>,
Christian Brauner <brauner@kernel.org>,
Peter Zijlstra <peterz@infradead.org>,
Oleg Nesterov <oleg@redhat.com>,
Eric Biederman <ebiederm@xmission.com>,
Kees Cook <kees@kernel.org>, Jonathan Corbet <corbet@lwn.net>,
Shuah Khan <shuah@kernel.org>, Jann Horn <jannh@google.com>,
Conor Dooley <conor+dt@kernel.org>
Cc: linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org,
linux-mm@kvack.org, linux-riscv@lists.infradead.org,
devicetree@vger.kernel.org, linux-arch@vger.kernel.org,
linux-doc@vger.kernel.org, linux-kselftest@vger.kernel.org,
alistair.francis@wdc.com, richard.henderson@linaro.org,
jim.shu@sifive.com, andybnac@gmail.com, kito.cheng@sifive.com,
charlie@rivosinc.com, atishp@rivosinc.com, evan@rivosinc.com,
cleger@rivosinc.com, alexghiti@rivosinc.com,
samitolvanen@google.com, broonie@kernel.org,
rick.p.edgecombe@intel.com, Zong Li <zong.li@sifive.com>
Subject: Re: [PATCH v12 01/28] mm: VM_SHADOW_STACK definition for riscv
Date: Mon, 7 Apr 2025 17:45:13 +0200 [thread overview]
Message-ID: <7b6d895a-d19e-4f2c-8e12-6fe933b26189@ghiti.fr> (raw)
In-Reply-To: <20250314-v5_user_cfi_series-v12-1-e51202b53138@rivosinc.com>
Hi Deepak,
On 14/03/2025 22:39, Deepak Gupta wrote:
> VM_HIGH_ARCH_5 is used for riscv
>
> Reviewed-by: Zong Li <zong.li@sifive.com>
> Signed-off-by: Deepak Gupta <debug@rivosinc.com>
> ---
> include/linux/mm.h | 7 +++++++
> 1 file changed, 7 insertions(+)
>
> diff --git a/include/linux/mm.h b/include/linux/mm.h
> index 7b1068ddcbb7..1ef231cbc8fe 100644
> --- a/include/linux/mm.h
> +++ b/include/linux/mm.h
> @@ -378,6 +378,13 @@ extern unsigned int kobjsize(const void *objp);
> # define VM_SHADOW_STACK VM_HIGH_ARCH_6
> #endif
>
> +#if defined(CONFIG_RISCV_USER_CFI)
> +/*
> + * Following x86 and picking up the same bitpos.
> + */
> +# define VM_SHADOW_STACK VM_HIGH_ARCH_5
> +#endif
> +
> #ifndef VM_SHADOW_STACK
> # define VM_SHADOW_STACK VM_NONE
> #endif
>
Reviewed-by: Alexandre Ghiti <alexghiti@rivosinc.com>
Thanks,
Alex
next prev parent reply other threads:[~2025-04-07 15:45 UTC|newest]
Thread overview: 83+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-03-14 21:39 [PATCH v12 00/28] riscv control-flow integrity for usermode Deepak Gupta
2025-03-14 21:39 ` [PATCH v12 01/28] mm: VM_SHADOW_STACK definition for riscv Deepak Gupta
2025-04-07 15:45 ` Alexandre Ghiti [this message]
2025-03-14 21:39 ` [PATCH v12 02/28] dt-bindings: riscv: zicfilp and zicfiss in dt-bindings (extensions.yaml) Deepak Gupta
2025-03-14 21:39 ` [PATCH v12 03/28] riscv: zicfiss / zicfilp enumeration Deepak Gupta
2025-04-07 15:48 ` Alexandre Ghiti
2025-04-09 14:43 ` Deepak Gupta
2025-03-14 21:39 ` [PATCH v12 04/28] riscv: zicfiss / zicfilp extension csr and bit definitions Deepak Gupta
2025-03-14 21:39 ` [PATCH v12 05/28] riscv: usercfi state for task and save/restore of CSR_SSP on trap entry/exit Deepak Gupta
2025-04-08 8:05 ` Alexandre Ghiti
2025-04-10 11:04 ` Radim Krčmář
2025-04-24 0:00 ` Deepak Gupta
2025-04-24 11:52 ` Radim Krčmář
2025-04-24 17:56 ` Deepak Gupta
2025-04-25 11:27 ` Radim Krčmář
2025-04-24 0:23 ` Deepak Gupta
2025-04-24 12:16 ` Radim Krčmář
2025-04-24 18:03 ` Deepak Gupta
2025-04-25 11:32 ` Radim Krčmář
2025-03-14 21:39 ` [PATCH v12 06/28] riscv/mm : ensure PROT_WRITE leads to VM_READ | VM_WRITE Deepak Gupta
2025-04-08 10:39 ` Alexandre Ghiti
2025-04-10 10:03 ` Radim Krčmář
2025-04-24 0:45 ` Deepak Gupta
2025-04-24 12:23 ` Radim Krčmář
2025-04-24 12:43 ` Arnd Bergmann
2025-03-14 21:39 ` [PATCH v12 07/28] riscv mm: manufacture shadow stack pte Deepak Gupta
2025-03-14 21:39 ` [PATCH v12 08/28] riscv mmu: teach pte_mkwrite to manufacture shadow stack PTEs Deepak Gupta
2025-03-14 21:39 ` [PATCH v12 09/28] riscv mmu: write protect and shadow stack Deepak Gupta
2025-03-14 21:39 ` [PATCH v12 10/28] riscv/mm: Implement map_shadow_stack() syscall Deepak Gupta
2025-04-07 4:50 ` Zong Li
2025-04-09 14:19 ` Deepak Gupta
2025-04-10 9:56 ` Radim Krčmář
2025-04-24 3:16 ` Deepak Gupta
2025-04-24 12:51 ` Radim Krčmář
2025-03-14 21:39 ` [PATCH v12 11/28] riscv/shstk: If needed allocate a new shadow stack on clone Deepak Gupta
2025-04-08 10:51 ` Alexandre Ghiti
2025-04-09 14:31 ` Deepak Gupta
2025-03-14 21:39 ` [PATCH v12 12/28] riscv: Implements arch agnostic shadow stack prctls Deepak Gupta
2025-03-17 1:29 ` Zong Li
2025-04-10 9:45 ` Radim Krčmář
2025-04-24 4:44 ` Deepak Gupta
2025-04-24 13:36 ` Radim Krčmář
2025-04-24 18:16 ` Deepak Gupta
2025-04-25 11:42 ` Radim Krčmář
2025-04-25 16:39 ` Deepak Gupta
2025-03-14 21:39 ` [PATCH v12 13/28] prctl: arch-agnostic prctl for indirect branch tracking Deepak Gupta
2025-03-17 1:29 ` Zong Li
2025-04-09 8:03 ` Alexandre Ghiti
2025-04-09 14:26 ` Deepak Gupta
2025-03-14 21:39 ` [PATCH v12 14/28] riscv: Implements arch agnostic indirect branch tracking prctls Deepak Gupta
2025-03-17 1:29 ` Zong Li
2025-03-14 21:39 ` [PATCH v12 15/28] riscv/traps: Introduce software check exception Deepak Gupta
2025-03-14 21:39 ` [PATCH v12 16/28] riscv: signal: abstract header saving for setup_sigcontext Deepak Gupta
2025-03-14 21:39 ` [PATCH v12 17/28] riscv/signal: save and restore of shadow stack for signal Deepak Gupta
2025-04-10 8:49 ` Radim Krčmář
2025-03-14 21:39 ` [PATCH v12 18/28] riscv/kernel: update __show_regs to print shadow stack register Deepak Gupta
2025-03-14 21:39 ` [PATCH v12 19/28] riscv/ptrace: riscv cfi status and state via ptrace and in core files Deepak Gupta
2025-03-20 22:24 ` Radim Krčmář
2025-03-20 23:09 ` Deepak Gupta
2025-03-21 7:22 ` Radim Krčmář
2025-03-14 21:39 ` [PATCH v12 20/28] riscv/hwprobe: zicfilp / zicfiss enumeration in hwprobe Deepak Gupta
2025-03-14 21:39 ` [PATCH v12 21/28] riscv: Add Firmware Feature SBI extensions definitions Deepak Gupta
2025-03-14 21:39 ` [PATCH v12 22/28] riscv: enable kernel access to shadow stack memory via FWFT sbi call Deepak Gupta
2025-03-20 22:10 ` Radim Krčmář
2025-03-20 22:42 ` Deepak Gupta
2025-03-21 7:35 ` Radim Krčmář
2025-03-14 21:39 ` [PATCH v12 23/28] riscv: kernel command line option to opt out of user cfi Deepak Gupta
2025-03-20 21:35 ` Radim Krčmář
2025-03-20 22:31 ` Deepak Gupta
2025-03-21 7:31 ` Radim Krčmář
2025-03-14 21:39 ` [PATCH v12 24/28] arch/riscv: compile vdso with landing pad Deepak Gupta
2025-04-08 12:45 ` Alexandre Ghiti
2025-04-09 14:28 ` Deepak Gupta
2025-03-14 21:39 ` [PATCH v12 25/28] riscv: create a config for shadow stack and landing pad instr support Deepak Gupta
2025-03-20 21:25 ` Radim Krčmář
2025-03-20 22:29 ` Deepak Gupta
2025-03-21 7:51 ` Radim Krčmář
2025-03-14 21:39 ` [PATCH v12 26/28] riscv: Documentation for landing pad / indirect branch tracking Deepak Gupta
2025-04-08 8:36 ` Alexandre Ghiti
2025-03-14 21:39 ` [PATCH v12 27/28] riscv: Documentation for shadow stack on riscv Deepak Gupta
2025-04-08 8:48 ` Alexandre Ghiti
2025-04-10 5:24 ` Deepak Gupta
2025-03-14 21:39 ` [PATCH v12 28/28] kselftest/riscv: kselftest for user mode cfi Deepak Gupta
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