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    SubjectRe: [PATCH] core_pattern: add CPU specifier
    On Sat,  3 Sep 2022 08:43:30 +0200 Oleksandr Natalenko <oleksandr@redhat.com> wrote:

    > Statistically, in a large deployment regular segfaults may indicate a CPU issue.
    >
    > Currently, it is not possible to find out what CPU the segfault happened on.
    > There are at least two attempts to improve segfault logging with this regard,
    > but they do not help in case the logs rotate.
    >
    > Hence, lets make sure it is possible to permanently record a CPU
    > the task ran on using a new core_pattern specifier.
    >
    > ...
    >
    > }
    > @@ -535,6 +539,7 @@ void do_coredump(const kernel_siginfo_t *siginfo)
    > */
    > .mm_flags = mm->flags,
    > .vma_meta = NULL,
    > + .cpu = raw_smp_processor_id(),
    > };

    Why use the "raw_" function here?


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