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    SubjectRe: [PATCH bpf 1/2] bpf: support PTR_TO_MEM{,_OR_NULL} register spilling
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    On 1/12/21 8:46 PM, Andrii Nakryiko wrote:
    > On Tue, Jan 12, 2021 at 1:14 AM Gilad Reti <gilad.reti@gmail.com> wrote:
    >>
    >> Add support for pointer to mem register spilling, to allow the verifier
    >> to track pointer to valid memory addresses. Such pointers are returned
    >> for example by a successful call of the bpf_ringbuf_reserve helper.
    >>
    >> This patch was suggested as a solution by Yonghong Song.
    >>
    >> The patch was partially contibuted by CyberArk Software, Inc.
    >>
    >> Fixes: 457f44363a88 ("bpf: Implement BPF ring buffer and verifier
    >> support for it")
    >
    > Surprised no one mentioned this yet. Fixes tag should always be on a
    > single unwrapped line, however long it is, please fix.

    Especially for first-time contributors there is usually some luxury that we
    would have fixed this up on the fly while applying. ;) But given a v2 is going
    to be sent anyway it's good to point it out for future reference, agree.

    Thanks,
    Daniel

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