Re: echo mem > /sys/power/state

[Rafael J. Wysocki]

On Thursday, 17 of January 2008, Nigel Cunningham wrote:
> Hi.
> 
> Rafael J. Wysocki wrote:
> > On Thursday, 17 of January 2008, Andrew Morton wrote:
> >> On Thu, 17 Jan 2008 10:36:51 -0700 Zan Lynx <zlynx@xxxxxxx> wrote:
> >>
> >>> On Wed, 2008-01-16 at 22:24 -0800, Andrew Morton wrote:
> >>>> So I take everyone's latest and greatest product and injudiciously type the
> >>>> above command.  The result five minutes later is at
> >>>> http://userweb.kernel.org/~akpm/borkage.jpg.  See if you can count all the bugs.
> >>>>
> >>>> Sorry, but I've had it with this stuff and I'm tired of fixing everyone else's
> >>>> stuff.  I'm just going to ship it.  Good luck.
> >>> Heh.  Laptop suspend to anything has been so broken for so long in the
> >>> -mm series on my Compaq R3000 that I didn't even know it was ever
> >>> supposed to work.
> >> It gets broken more often than anything else.  I do test each release on
> >> two laptops and I get to do a lot of bisection searching and
> >> grumpygramming as a result.
> >>
> >> Probably it would be more efficient to have the people who wrote the code
> >> also test it.
> > 
> > Well, that would certainly help.
> > 
> > I do test all of my patches and generally all of the patches I sign off, but
> > surely that's not enough.
> 
> It is far too easy to take a cursory glance, say 'That looks okay' and
> move on to the next thing, isn't it? I was horrified when I saw the list
> of acks etc (including me) on the commit with the helper_unlock issue we
> just fixed. It's truly scary to think that none of us looked closely
> enough to pick that up at the time.

Well, the code in question was not in the patch, so if you didn't actually look
at the _patched_ kmod.c, you would have a little chance to spot it.  I
overlooked it, even though I did look at the patched file ...

Still, this particular problem hasn't been triggering it testing for quite some
time.

Greetings,
Rafael
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