Re: Discard support

On 08/16/2009 05:50 PM, Roland Dreier wrote:

  >  Well, yes and no ... a lot of SSDs don't actually implement NCQ, so the
  >  impact to them will be less ... although I think enterprise class SSDs
  >  do implement NCQ.

Really?  Which SSDs don't implement NCQ?

ata3: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
ata3.00: ATA-8: G.SKILL 128GB SSD, 02.10104, max UDMA/100
ata3.00: 250445824 sectors, multi 0: LBA
ata3.00: configured for UDMA/100

for one...

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