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    SubjectRe: [RFC] TIF_NOTIFY_RESUME, arch/*/*/*signal*.c and all such
    On Tue, May 01, 2012 at 06:52:26AM +0100, Al Viro wrote:
    > IOW, here's what I'd suggest doing:
    > * add that regs->orig_p0 = -1; to handle_restart()
    > * add jump .Lresume_userspace_1 after the call of do_notify_resume()
    > * instead of RESTORE_CONTEXT/rti in ret_from_fork and kernel_execve()
    > have them jump to .Lresume_userspace.

    arrrgh... The last one is unfortunately not so simple - you have that
    in the guts of _system_call, which is called via pseudo_long_call,
    so it would ought to be a call into the middle of _system_call, followed
    by that RESTORE_CONTEXT/rti...

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      Last update: 2012-05-02 20:01    [W:0.026 / U:4.244 seconds]
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