From: patchwork-bot+netdevbpf@kernel.org
To: Puranjay Mohan <puranjay12@gmail.com>
Cc: paul.walmsley@sifive.com, palmer@dabbelt.com,
aou@eecs.berkeley.edu, ast@kernel.org, daniel@iogearbox.net,
andrii@kernel.org, martin.lau@linux.dev, eddyz87@gmail.com,
song@kernel.org, yonghong.song@linux.dev,
john.fastabend@gmail.com, kpsingh@kernel.org, sdf@google.com,
haoluo@google.com, jolsa@kernel.org, luke.r.nels@gmail.com,
xi.wang@gmail.com, bjorn@kernel.org, samitolvanen@google.com,
peterz@infradead.org, keescook@chromium.org,
linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org,
bpf@vger.kernel.org
Subject: Re: [PATCH bpf-next 0/1] Support kCFI + BPF on riscv64
Date: Wed, 06 Mar 2024 22:40:30 +0000 [thread overview]
Message-ID: <170976483053.9451.12256048383404087701.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20240303170207.82201-1-puranjay12@gmail.com>
Hello:
This patch was applied to bpf/bpf-next.git (master)
by Daniel Borkmann <daniel@iogearbox.net>:
On Sun, 3 Mar 2024 17:02:06 +0000 you wrote:
> With CONFIG_CFI_CLANG, the compiler injects a type preamble immediately
> before each function and a check to validate the target function type
> before indirect calls:
>
> ; type preamble
> .word <id>
> function:
> ...
> ; indirect call check
> lw t1, -4(a0)
> lui t2, <hi20>
> addiw t2, t2, <lo12>
> beq t1, t2, .Ltmp0
> ebreak
> .Ltmp0:
> jarl a0
>
> [...]
Here is the summary with links:
- [bpf-next,1/1] riscv64/cfi,bpf: Support kCFI + BPF on riscv64
https://git.kernel.org/bpf/bpf-next/c/dfd646d117b7
You are awesome, thank you!
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prev parent reply other threads:[~2024-03-06 22:40 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-03-03 17:02 [PATCH bpf-next 0/1] Support kCFI + BPF on riscv64 Puranjay Mohan
2024-03-03 17:02 ` [PATCH bpf-next 1/1] riscv64/cfi,bpf: " Puranjay Mohan
2024-03-07 13:37 ` Pu Lehui
2024-03-06 16:33 ` [PATCH bpf-next 0/1] " Björn Töpel
2024-03-06 22:40 ` patchwork-bot+netdevbpf [this message]
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