Re: [PATCH] libata: add Samsung HD401LJ to the NCQ blacklist

From: Will Trives
Date: Wed Apr 18 2007 - 05:42:52 EST


> Yet another hard drive which doesn't seem to get NCQ right.


I have a Samsung 400LJ that appears to work fine with NCQ on an Intel
965 chipset motherboard (Asus P5B) and Linux kernel 2.6.20.7.

Dmesg Output :

scsi1 : ahci
ata2: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
ata2.00: ATA-7, max UDMA7, 781422768 sectors: LBA48 NCQ (depth 31/32)
ata2.00: configured for UDMA/133

sd 0:0:0:0: Attached scsi disk sda
scsi 1:0:0:0: Direct-Access ATA SAMSUNG HD400LJ ZZ10 PQ: 0 ANSI: 5
SCSI device sdb: 781422768 512-byte hdwr sectors (400088 MB)
sdb: Write Protect is off
sdb: Mode Sense: 00 3a 00 00
SCSI device sdb: write cache: enabled, read cache: enabled, doesn't support DPO
or FUA
SCSI device sdb: 781422768 512-byte hdwr sectors (400088 MB)
sdb: Write Protect is off
sdb: Mode Sense: 00 3a 00 00
SCSI device sdb: write cache: enabled, read cache: enabled, doesn't support DPO
or FUA
sdb: sdb1 sdb2


Regards,

Will Trives
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