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From: Mike Rapoport <rppt@kernel.org>
To: Catalin Marinas <catalin.marinas@arm.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	David Hildenbrand <david@kernel.org>,
	Mark Brown <broonie@kernel.org>,
	Deepak Gupta <debug@rivosinc.com>,
	Rick Edgecombe <rick.p.edgecombe@intel.com>,
	Will Deacon <will@kernel.org>, Paul Walmsley <pjw@kernel.org>,
	Palmer Dabbelt <palmer@dabbelt.com>,
	Albert Ou <aou@eecs.berkeley.edu>,
	Alexandre Ghiti <alex@ghiti.fr>,
	Thomas Gleixner <tglx@kernel.org>, Ingo Molnar <mingo@redhat.com>,
	Borislav Petkov <bp@alien8.de>,
	Dave Hansen <dave.hansen@linux.intel.com>,
	"H. Peter Anvin" <hpa@zytor.com>,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org,
	linux-mm@kvack.org
Subject: Re: [PATCH v2 0/5] mm: arch/shstk: Common shadow stack mapping helper and VM_NOHUGEPAGE
Date: Wed, 25 Feb 2026 22:12:05 +0200	[thread overview]
Message-ID: <aZ9XlUAJvPux4xCQ@kernel.org> (raw)
In-Reply-To: <20260225161404.3157851-1-catalin.marinas@arm.com>

On Wed, Feb 25, 2026 at 04:13:57PM +0000, Catalin Marinas wrote:
> This is v2 of the series extracting the common shadow stack mmap into a
> separate helper for arm64, riscv and x86. Thanks for the review.
> 
> Andrew, if you are happy with this, I think taking the patches through
> the mm tree makes most sense.
> 
> Minor changes since v1:
> 
> - Removed #ifdef from the helper function declaration
> - Used two tabs for the alignment of multi-line function arguments
> - Added "There is no functional change" to the arch patches log
> - Collected ack/review/test tags
> 
> v1:
> 
> https://lore.kernel.org/r/20260224175800.2500729-1-catalin.marinas@arm.com
> 
> Catalin Marinas (5):
>   mm: Introduce vm_mmap_shadow_stack() as a helper for VM_SHADOW_STACK
>     mappings
>   arm64: gcs: Use the new common vm_mmap_shadow_stack() helper
>   riscv: shstk: Use the new common vm_mmap_shadow_stack() helper
>   x86: shstk: Use the new common vm_mmap_shadow_stack() helper
>   mm: Do not map the shadow stack as THP

Reviewed-by: Mike Rapoport (Microsoft) <rppt@kernel.org>
 
>  arch/arm64/mm/gcs.c         | 14 +-------------
>  arch/riscv/kernel/usercfi.c | 12 +-----------
>  arch/x86/kernel/shstk.c     | 12 ++----------
>  include/linux/mm.h          |  2 ++
>  mm/util.c                   | 29 +++++++++++++++++++++++++++++
>  5 files changed, 35 insertions(+), 34 deletions(-)
> 
> 

-- 
Sincerely yours,
Mike.


WARNING: multiple messages have this Message-ID (diff)
From: Mike Rapoport <rppt@kernel.org>
To: Catalin Marinas <catalin.marinas@arm.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	David Hildenbrand <david@kernel.org>,
	Mark Brown <broonie@kernel.org>,
	Deepak Gupta <debug@rivosinc.com>,
	Rick Edgecombe <rick.p.edgecombe@intel.com>,
	Will Deacon <will@kernel.org>, Paul Walmsley <pjw@kernel.org>,
	Palmer Dabbelt <palmer@dabbelt.com>,
	Albert Ou <aou@eecs.berkeley.edu>,
	Alexandre Ghiti <alex@ghiti.fr>,
	Thomas Gleixner <tglx@kernel.org>, Ingo Molnar <mingo@redhat.com>,
	Borislav Petkov <bp@alien8.de>,
	Dave Hansen <dave.hansen@linux.intel.com>,
	"H. Peter Anvin" <hpa@zytor.com>,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org,
	linux-mm@kvack.org
Subject: Re: [PATCH v2 0/5] mm: arch/shstk: Common shadow stack mapping helper and VM_NOHUGEPAGE
Date: Wed, 25 Feb 2026 22:12:05 +0200	[thread overview]
Message-ID: <aZ9XlUAJvPux4xCQ@kernel.org> (raw)
In-Reply-To: <20260225161404.3157851-1-catalin.marinas@arm.com>

On Wed, Feb 25, 2026 at 04:13:57PM +0000, Catalin Marinas wrote:
> This is v2 of the series extracting the common shadow stack mmap into a
> separate helper for arm64, riscv and x86. Thanks for the review.
> 
> Andrew, if you are happy with this, I think taking the patches through
> the mm tree makes most sense.
> 
> Minor changes since v1:
> 
> - Removed #ifdef from the helper function declaration
> - Used two tabs for the alignment of multi-line function arguments
> - Added "There is no functional change" to the arch patches log
> - Collected ack/review/test tags
> 
> v1:
> 
> https://lore.kernel.org/r/20260224175800.2500729-1-catalin.marinas@arm.com
> 
> Catalin Marinas (5):
>   mm: Introduce vm_mmap_shadow_stack() as a helper for VM_SHADOW_STACK
>     mappings
>   arm64: gcs: Use the new common vm_mmap_shadow_stack() helper
>   riscv: shstk: Use the new common vm_mmap_shadow_stack() helper
>   x86: shstk: Use the new common vm_mmap_shadow_stack() helper
>   mm: Do not map the shadow stack as THP

Reviewed-by: Mike Rapoport (Microsoft) <rppt@kernel.org>
 
>  arch/arm64/mm/gcs.c         | 14 +-------------
>  arch/riscv/kernel/usercfi.c | 12 +-----------
>  arch/x86/kernel/shstk.c     | 12 ++----------
>  include/linux/mm.h          |  2 ++
>  mm/util.c                   | 29 +++++++++++++++++++++++++++++
>  5 files changed, 35 insertions(+), 34 deletions(-)
> 
> 

-- 
Sincerely yours,
Mike.

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linux-riscv@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-riscv

  parent reply	other threads:[~2026-02-25 20:12 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-02-25 16:13 [PATCH v2 0/5] mm: arch/shstk: Common shadow stack mapping helper and VM_NOHUGEPAGE Catalin Marinas
2026-02-25 16:13 ` Catalin Marinas
2026-02-25 16:13 ` [PATCH v2 1/5] mm: Introduce vm_mmap_shadow_stack() as a helper for VM_SHADOW_STACK mappings Catalin Marinas
2026-02-25 16:13   ` Catalin Marinas
2026-02-25 16:13 ` [PATCH v2 2/5] arm64: gcs: Use the new common vm_mmap_shadow_stack() helper Catalin Marinas
2026-02-25 16:13   ` Catalin Marinas
2026-02-25 16:14 ` [PATCH v2 3/5] riscv: shstk: " Catalin Marinas
2026-02-25 16:14   ` Catalin Marinas
2026-04-03  8:34   ` Paul Walmsley
2026-04-03  8:34     ` Paul Walmsley
2026-02-25 16:14 ` [PATCH v2 4/5] x86: " Catalin Marinas
2026-02-25 16:14   ` Catalin Marinas
2026-02-25 16:14 ` [PATCH v2 5/5] mm: Do not map the shadow stack as THP Catalin Marinas
2026-02-25 16:14   ` Catalin Marinas
2026-02-25 20:12 ` Mike Rapoport [this message]
2026-02-25 20:12   ` [PATCH v2 0/5] mm: arch/shstk: Common shadow stack mapping helper and VM_NOHUGEPAGE Mike Rapoport

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