Re: [PATCH bpf-next v3 0/3] bpf, arm64: use BPF prog pack allocator in BPF JIT - patchwork-bot+netdevbpf

From: patchwork-bot+netdevbpf@kernel.org
To: Puranjay Mohan <puranjay12@gmail.com>
Cc: ast@kernel.org, daniel@iogearbox.net, andrii@kernel.org,
	martin.lau@linux.dev, song@kernel.org, catalin.marinas@arm.com,
	mark.rutland@arm.com, bpf@vger.kernel.org, kpsingh@kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH bpf-next v3 0/3] bpf, arm64: use BPF prog pack allocator in BPF JIT
Date: Tue, 20 Jun 2023 23:40:32 +0000	[thread overview]
Message-ID: <168730443206.21092.6381881646118757164.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20230619100121.27534-1-puranjay12@gmail.com>

Hello:

This series was applied to bpf/bpf-next.git (master)
by Alexei Starovoitov <ast@kernel.org>:

On Mon, 19 Jun 2023 10:01:18 +0000 you wrote:
> BPF programs currently consume a page each on ARM64. For systems with many BPF
> programs, this adds significant pressure to instruction TLB. High iTLB pressure
> usually causes slow down for the whole system.
> 
> Song Liu introduced the BPF prog pack allocator[1] to mitigate the above issue.
> It packs multiple BPF programs into a single huge page. It is currently only
> enabled for the x86_64 BPF JIT.
> 
> [...]

Here is the summary with links:
  - [bpf-next,v3,1/3] bpf: make bpf_prog_pack allocator portable
    https://git.kernel.org/bpf/bpf-next/c/9a44df2a4f2a
  - [bpf-next,v3,2/3] arm64: patching: Add aarch64_insn_copy()
    https://git.kernel.org/bpf/bpf-next/c/a7ed8ed92482
  - [bpf-next,v3,3/3] bpf, arm64: use bpf_jit_binary_pack_alloc
    https://git.kernel.org/bpf/bpf-next/c/49703aa2adfa

You are awesome, thank you!
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