From: Will Deacon <will@kernel.org>
To: Vincenzo Frascino <Vincenzo.Frascino@arm.com>,
Mark Brown <broonie@kernel.org>,
Catalin Marinas <catalin.marinas@arm.com>
Cc: Kees Cook <keescook@chromium.org>,
Daniel Borkmann <daniel@iogearbox.net>,
Jean-Philippe Brucker <jean-philippe.brucker@arm.com>,
Amit Kachhap <amit.kachhap@arm.com>,
Will Deacon <will@kernel.org>, Dave Martin <Dave.Martin@arm.com>,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v3 00/11] arm64: BTI kernel and vDSO support
Date: Thu, 7 May 2020 18:25:45 +0100 [thread overview]
Message-ID: <158887040257.259348.5991230542535891850.b4-ty@kernel.org> (raw)
In-Reply-To: <20200506195138.22086-1-broonie@kernel.org>
On Wed, 6 May 2020 20:51:27 +0100, Mark Brown wrote:
> This patch series adds support for protecting the kernel and vDSO with
> BTI including code compiled with the BPF JIT at runtime.
>
> We build the kernel with annotations for BTI and then map the kernel
> with GP based on the support on the boot CPU, rejecting secondaries that
> don't have BTI support. If there is a need to handle big.LITTLE systems
> with mismatched BTI support we will have to revisit this, currently no
> such implementations exist.
>
> [...]
Applied to arm64 (for-next/bti), thanks!
[01/11] arm64: Document why we enable PAC support for leaf functions
https://git.kernel.org/arm64/c/717b938e22f8
[02/11] arm64: bti: Support building kernel C code using BTI
https://git.kernel.org/arm64/c/92e2294d870b
[03/11] arm64: asm: Override SYM_FUNC_START when building the kernel with BTI
https://git.kernel.org/arm64/c/714a8d02ca4d
[04/11] arm64: Set GP bit in kernel page tables to enable BTI for the kernel
https://git.kernel.org/arm64/c/c8027285e366
[05/11] arm64: bpf: Annotate JITed code for BTI
https://git.kernel.org/arm64/c/fa76cfe65c1d
[06/11] arm64: mm: Mark executable text as guarded pages
https://git.kernel.org/arm64/c/67d4a1cd0976
[07/11] arm64: bti: Provide Kconfig for kernel mode BTI
https://git.kernel.org/arm64/c/97fed779f2a6
[08/11] arm64: asm: Provide a mechanism for generating ELF note for BTI
https://git.kernel.org/arm64/c/3a9b136c998f
[09/11] arm64: vdso: Annotate for BTI
https://git.kernel.org/arm64/c/a6aadc28278a
[10/11] arm64: vdso: Force the vDSO to be linked as BTI when built for BTI
https://git.kernel.org/arm64/c/5e02a1887fce
[11/11] arm64: vdso: Map the vDSO text with guarded pages when built for BTI
https://git.kernel.org/arm64/c/bf740a905ffe
Cheers,
--
Will
https://fixes.arm64.dev
https://next.arm64.dev
https://will.arm64.dev
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prev parent reply other threads:[~2020-05-07 17:28 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-05-06 19:51 [PATCH v3 00/11] arm64: BTI kernel and vDSO support Mark Brown
2020-05-06 19:51 ` [PATCH v3 01/11] arm64: Document why we enable PAC support for leaf functions Mark Brown
2020-05-06 19:51 ` [PATCH v3 02/11] arm64: bti: Support building kernel C code using BTI Mark Brown
2020-05-06 19:51 ` [PATCH v3 03/11] arm64: asm: Override SYM_FUNC_START when building the kernel with BTI Mark Brown
2020-05-06 19:51 ` [PATCH v3 04/11] arm64: Set GP bit in kernel page tables to enable BTI for the kernel Mark Brown
2020-05-06 19:51 ` [PATCH v3 05/11] arm64: bpf: Annotate JITed code for BTI Mark Brown
2020-05-07 20:15 ` Daniel Borkmann
2020-05-07 20:15 ` Daniel Borkmann
2020-05-06 19:51 ` [PATCH v3 06/11] arm64: mm: Mark executable text as guarded pages Mark Brown
2020-05-06 19:51 ` [PATCH v3 07/11] arm64: bti: Provide Kconfig for kernel mode BTI Mark Brown
2020-05-06 19:51 ` [PATCH v3 08/11] arm64: asm: Provide a mechanism for generating ELF note for BTI Mark Brown
2020-05-06 19:51 ` [PATCH v3 09/11] arm64: vdso: Annotate " Mark Brown
2020-05-06 19:51 ` [PATCH v3 10/11] arm64: vdso: Force the vDSO to be linked as BTI when built " Mark Brown
2020-05-06 19:51 ` [PATCH v3 11/11] arm64: vdso: Map the vDSO text with guarded pages " Mark Brown
2020-05-07 14:33 ` [PATCH v3 00/11] arm64: BTI kernel and vDSO support Will Deacon
2020-05-07 14:35 ` Will Deacon
2020-05-07 14:59 ` Will Deacon
2020-05-07 15:09 ` Mark Brown
2020-05-07 15:18 ` Will Deacon
2020-05-07 15:48 ` Mark Brown
2020-05-07 15:55 ` Will Deacon
2020-05-07 16:30 ` Mark Brown
2020-05-07 16:36 ` Will Deacon
2020-05-07 16:47 ` Mark Brown
2020-05-08 16:53 ` Mark Brown
2020-05-07 15:07 ` Mark Brown
2020-05-07 15:26 ` Will Deacon
2020-05-07 17:25 ` Will Deacon [this message]
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