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    SubjectRe: [PATCH 05/20] signal/mips: Update (_save|_restore)_fp_context to fail with -EFAULT
    On Wed, 20 Oct 2021, Eric W. Biederman wrote:

    > When an instruction to save or restore a register from the stack fails
    > in _save_fp_context or _restore_fp_context return with -EFAULT. This
    > change was made to r2300_fpu.S[1] but it looks like it got lost with
    > the introduction of EX2[2]. This is also what the other implementation
    > of _save_fp_context and _restore_fp_context in r4k_fpu.S does, and
    > what is needed for the callers to be able to handle the error.

    Umm, right, good catch, thanks! I think this ought to be backported.

    Acked-by: Maciej W. Rozycki <macro@orcam.me.uk>

    Maciej

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