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    SubjectRe: [RFC PATCH] rseq: x86: implement abort-at-ip extension
    On Wed, Jan 12, 2022 at 04:16:36PM +0100, Florian Weimer wrote:

    > You could perhaps push a signal frame onto the stack. It's going to
    > be expensive, but it's already in the context switch path, so maybe it
    > does not matter.

    Please no! Signals are a trainwreck that need change (see the whole
    AVX-512 / AMX saga), we shouldn't use more of that just cause.

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