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    SubjectRe: [RFC v2 3/6] kthread: warn on kill signal if not OOM
    On Tue, Sep 30, 2014 at 11:06:34PM +0200, Pavel Machek wrote:
    >
    > On Mon 2014-09-22 13:23:54, Dmitry Torokhov wrote:
    > > On Monday, September 22, 2014 09:49:06 PM Pavel Machek wrote:
    > > > On Thu 2014-09-11 13:23:54, Dmitry Torokhov wrote:
    > > > > On Thu, Sep 11, 2014 at 12:59:25PM -0700, James Bottomley wrote:
    >
    > > > > > Yes, but we mostly do this anyway. SCSI for instance does asynchronous
    > > > > > scanning of attached devices (once the cards are probed)
    > > > >
    > > > > What would it do it card was a bit slow to probe?
    > > > >
    > > > > > but has a sync
    > > > > > point for ordering.
    > > > >
    > > > > Quite often we do not really care about ordering of devices. I mean,
    > > > > does it matter if your mouse is discovered before your keyboard or
    > > > > after?
    > > >
    > > > Actually yes, I suspect it does.
    > > >
    > > > I do evtest /dev/input/eventX by hand, occassionaly. It would be
    > > > annoying if they moved between reboots.
    > >
    > > I am sorry but you will have to cope with such annoyances. It' snot like we
    > > fail to boot the box here.
    > >
    > > The systems are now mostly hot-pluggable and userland is supposed to
    > > handle it, and it does, at least for input devices. If you want stable naming
    > > use udev facilities to rename devices as needed or add needed symlinks (by-id,
    > > etc.).
    >
    > Well, it would be nice if udev was not mandatory. Do the sync points
    > for ordering actually cost us something?

    Yes, boot time. We can save a second or two off the boot time if we probe
    several devices/drivers simultaneously.

    Thanks.

    --
    Dmitry


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