netdev - Re: [RESEND PATCH v4 0/8] bpf powerpc: Add BPF_PROBE

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Date:   Thu, 25 Nov 2021 20:36:28 +1100
From:   Michael Ellerman <patch-notifications@...erman.id.au>
To:     ast@...nel.org, daniel@...earbox.net, naveen.n.rao@...ux.ibm.com,
        mpe@...erman.id.au, christophe.leroy@...roup.eu,
        Hari Bathini <hbathini@...ux.ibm.com>
Cc:     songliubraving@...com, yhs@...com, andrii@...nel.org,
        john.fastabend@...il.com, bpf@...r.kernel.org, paulus@...ba.org,
        kpsingh@...nel.org, kafai@...com, netdev@...r.kernel.org,
        linuxppc-dev@...ts.ozlabs.org
Subject: Re: [RESEND PATCH v4 0/8] bpf powerpc: Add BPF_PROBE_MEM support in powerpc JIT compiler

On Tue, 12 Oct 2021 18:00:48 +0530, Hari Bathini wrote:
> Patch #1 & #2 are simple cleanup patches. Patch #3 refactors JIT
> compiler code with the aim to simplify adding BPF_PROBE_MEM support.
> Patch #4 introduces PPC_RAW_BRANCH() macro instead of open coding
> branch instruction. Patch #5 & #7 add BPF_PROBE_MEM support for PPC64
> & PPC32 JIT compilers respectively. Patch #6 & #8 handle bad userspace
> pointers for PPC64 & PPC32 cases respectively.
> 
> [...]

Applied to powerpc/next.

[1/8] bpf powerpc: Remove unused SEEN_STACK
      https://git.kernel.org/powerpc/c/c9ce7c36e4870bd307101ba7a00a39d9aad270f3
[2/8] bpf powerpc: Remove extra_pass from bpf_jit_build_body()
      https://git.kernel.org/powerpc/c/04c04205bc35d0ecdc57146995ca9eb957d4f379
[3/8] bpf powerpc: refactor JIT compiler code
      https://git.kernel.org/powerpc/c/efa95f031bf38c85cf865413335a3dc044e3194e
[4/8] powerpc/ppc-opcode: introduce PPC_RAW_BRANCH() macro
      https://git.kernel.org/powerpc/c/f15a71b3880bf07b40810644e5ac6f177c2a7c8f
[5/8] bpf ppc64: Add BPF_PROBE_MEM support for JIT
      https://git.kernel.org/powerpc/c/983bdc0245a29cdefcd30d9d484d3edbc4b6d787
[6/8] bpf ppc64: Access only if addr is kernel address
      https://git.kernel.org/powerpc/c/9c70c7147ffec31de67d33243570a533b29f9759
[7/8] bpf ppc32: Add BPF_PROBE_MEM support for JIT
      https://git.kernel.org/powerpc/c/23b51916ee129833453d8a3d6bde0ff392f82fce
[8/8] bpf ppc32: Access only if addr is kernel address
      https://git.kernel.org/powerpc/c/e919c0b2323bedec00e1ecc6280498ff81f59b15

cheers