Re: AHCI driver prints "D2H reg with I during NCQ" message, what is it?

2007-07-13 Thread Tejun Heo
Chuck Ebbert wrote: > I see this on boot with kernels 2.6.22.1 and 2.6.20.15: > > ata1: D2H reg with I during NCQ, this message won't be printed again > > But I can't find anything that tells me what it means, or whether > it's a real problem. That's your firmware transmitting unnecessary D

AHCI driver prints "D2H reg with I during NCQ" message, what is it?

2007-07-13 Thread Chuck Ebbert
I see this on boot with kernels 2.6.22.1 and 2.6.20.15: ata1: D2H reg with I during NCQ, this message won't be printed again But I can't find anything that tells me what it means, or whether it's a real problem. x86_64 kernel with controller: 00:1f.2 SATA controller: Intel Corporation