[Bug 13499] New: Write cache: disabled, read cache: enabled, supports DPO and FUA? it's bug???

bugzilla-daemon
2009-06-10T13:59:45Z

Summary: Write cache: disabled, read cache: enabled, supports
DPO and FUA? it's bug???
Product: SCSI Drivers
Version: 2.5
Kernel Version: 2.6.22 - 2.6.30
Platform: All
OS/Version: Linux
Tree: Mainline
Status: NEW
Severity: normal
Priority: P1
Component: Other
AssignedTo: scsi_drivers-other@kernel-bugs.osdl.org
ReportedBy: lxy9805287@163.com
Regression: No

scsi0 : LSI Logic SAS based MegaRAID driver
scsi 0:0:0:0: Direct-Access SEAGATE ST9146852SS HT03 PQ: 0 ANSI: 5
done.
Begin: Running /scripts/init-premount ... scsi 0:0:1:0: Direct-Access
SEAGATE ST9146852SS HT03 PQ: 0 ANSI: 5
scsi 0:0:2:0: Direct-Access SEAGATE ST9146852SS HT03 PQ: 0 ANSI: 5
scsi 0:0:3:0: Direct-Access SEAGATE ST9146852SS HT03 PQ: 0 ANSI: 5
scsi 0:0:4:0: Direct-Access SEAGATE ST9146852SS HT03 PQ: 0 ANSI: 5
scsi 0:0:5:0: Direct-Access SEAGATE ST9146852SS HT03 PQ: 0 ANSI: 5
scsi 0:0:6:0: Direct-Access SEAGATE ST9146852SS HT03 PQ: 0 ANSI: 5
scsi 0:0:7:0: Direct-Access SEAGATE ST9146852SS HT03 PQ: 0 ANSI: 5
scsi 0:0:32:0: Enclosure DP BACKPLANE 1.07 PQ: 0 ANSI: 5
scsi 0:2:0:0: Direct-Access DELL PERC 6/i 1.21 PQ: 0 ANSI: 5
scsi 0:0:32:0: Attached scsi generic sg0 type 13
sd 0:2:0:0: [sda] 1998323712 512-byte hardware sectors (1023142 MB)
sd 0:2:0:0: [sda] Write Protect is off
sd 0:2:0:0: [sda] Write cache: disabled, read cache: enabled, supports DPO and
FUA
sd 0:2:0:0: [sda] 1998323712 512-byte hardware sectors (1023142 MB)
sd 0:2:0:0: [sda] Write Protect is off
sd 0:2:0:0: [sda] Write cache: disabled, read cache: enabled, supports DPO and
FUA
sda: sda1 sda4 < sda5 sda6 sda7 sda8 sda9 >