Re: [PATCH v5 5/5] powerpc/bpf: use bpf_jit_binary_pack_[alloc|finalize|free]

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On Thu, Sep 28, 2023 at 12:49 PM Hari Bathini <hbathini@xxxxxxxxxxxxx> wrote:
>
> Use bpf_jit_binary_pack_alloc in powerpc jit. The jit engine first
> writes the program to the rw buffer. When the jit is done, the program
> is copied to the final location with bpf_jit_binary_pack_finalize.
> With multiple jit_subprogs, bpf_jit_free is called on some subprograms
> that haven't got bpf_jit_binary_pack_finalize() yet. Implement custom
> bpf_jit_free() like in commit 1d5f82d9dd47 ("bpf, x86: fix freeing of
> not-finalized bpf_prog_pack") to call bpf_jit_binary_pack_finalize(),
> if necessary. As bpf_flush_icache() is not needed anymore, remove it.
>
> Signed-off-by: Hari Bathini <hbathini@xxxxxxxxxxxxx>

Acked-by: Song Liu <song@xxxxxxxxxx>





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