Re: [drivers][sata-promise] TX4 has the cache enabled, it shouldbe disabled

[Jeff Garzik]

MALET JL wrote:
> I relooked into manual (see promise site support, user manual)  and 
> there are two parameters for TX4 : write through/ write back , cache on 
> cache off..... I don't know which cache is it about but I'll redo some 
> test (argh you oblige me to reboot to windows! did you thought of my 
> uptime! LOL )this evening but as far as I remember the optimal values 
> where write through /no cache.....
> on windows with cache on their was small hangs too....
> I noticed then that a prempible kernel is not a good idea in my case : 
> lot more "small hangs"......


This would be the drive's cache, not the card's cache.

	Jeff



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