Messages in this thread | | | Date | Thu, 9 Oct 2003 16:26:32 +0200 | From | Jens Axboe <> | Subject | Re: [PATCH] laptop mode |
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On Thu, Oct 09 2003, Dave Jones wrote: > On Thu, Oct 09, 2003 at 04:05:47PM +0200, Jens Axboe wrote: > > > > Red Hat just dropped this patch since it was suspected of data > > > corruption ;-( > > Eh? Care to explain a bit further? I'm not aware of any data corruption > > issues there, and it's certainly simple enough to easily audit. > > 3-4 cases of random data corruption, all using Quantum Fireball drives, > all with different IDE chipsets. > > > And how kind of Red Hat to not inform me of any suspicion in this > > regard. > > I want to get facts right before crying wolf.
Fair enough.
> Right now laptopmode/aam is just a suspect. There are still 1-2 other > small patches against IDE which could be the reason. We've dropped > laptopmode/aam for the time being to see if the folks seeing repeatable > corruption suddenly start behaving again.
aam patch is far more risky, it's a far more likely suspect. That patch never reall did go out of beta. Dropping laptop-mode and aam at the same time is bad engineering practice :).
laptop-mode cannot cause corruption that cannot show otherwise.
-- Jens Axboe
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