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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prev parent reply other threads:[~2023-06-20 23:40 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-06-19 10:01 [PATCH bpf-next v3 0/3] bpf, arm64: use BPF prog pack allocator in BPF JIT Puranjay Mohan
2023-06-19 10:01 ` [PATCH bpf-next v3 1/3] bpf: make bpf_prog_pack allocator portable Puranjay Mohan
2023-06-19 10:01 ` [PATCH bpf-next v3 2/3] arm64: patching: Add aarch64_insn_copy() Puranjay Mohan
2023-06-19 10:01 ` [PATCH bpf-next v3 3/3] bpf, arm64: use bpf_jit_binary_pack_alloc Puranjay Mohan
2023-06-20 23:24 ` Song Liu
2023-06-21 15:31 ` Mark Rutland
2023-06-21 16:24 ` Alexei Starovoitov
2023-06-21 20:57 ` Puranjay Mohan
2023-06-22 8:23 ` Mark Rutland
2023-06-22 8:47 ` Puranjay Mohan
2023-06-22 9:36 ` Mark Rutland
2023-06-20 23:40 ` patchwork-bot+netdevbpf [this message]
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