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| author | nagalakshmi.nandigama@lsi.com <nagalakshmi.nandigama@lsi.com> | 2011-12-01 07:51:55 +0530 |
|---|---|---|
| committer | James Bottomley <JBottomley@Parallels.com> | 2011-12-15 10:57:33 +0400 |
| commit | ba96bd0b1d4a4e11f23671e1f375a5c8f46b0fe7 (patch) | |
| tree | 7db0fcd7efbc8b3fcf9bdb88e1ffef1fda9fc78e /drivers/scsi/mpt2sas/mpt2sas_base.h | |
| parent | 7509d6bb955d08c4125bcf44650b2df839470bf8 (diff) | |
| download | linux-ba96bd0b1d4a4e11f23671e1f375a5c8f46b0fe7.tar.gz linux-ba96bd0b1d4a4e11f23671e1f375a5c8f46b0fe7.tar.bz2 linux-ba96bd0b1d4a4e11f23671e1f375a5c8f46b0fe7.zip | |
[SCSI] mpt2sas: Support for greater than 2TB capacity WarpDrive
The driver is modified to allow access to the greater than 2TB WarpDrive
and properly handle direct-io mapping for WarpDrive volumes greater than 2TB.
Signed-off-by: Nagalakshmi Nandigama <nagalakshmi.nandigama@lsi.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/mpt2sas/mpt2sas_base.h')
| -rw-r--r-- | drivers/scsi/mpt2sas/mpt2sas_base.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/scsi/mpt2sas/mpt2sas_base.h b/drivers/scsi/mpt2sas/mpt2sas_base.h index b3b03bb8ab50..88ead5ed2afc 100644 --- a/drivers/scsi/mpt2sas/mpt2sas_base.h +++ b/drivers/scsi/mpt2sas/mpt2sas_base.h @@ -374,6 +374,7 @@ struct _sas_device { * @percent_complete: resync percent complete * @direct_io_enabled: Whether direct io to PDs are allowed or not * @stripe_exponent: X where 2powX is the stripe sz in blocks + * @block_exponent: X where 2powX is the block sz in bytes * @max_lba: Maximum number of LBA in the volume * @stripe_sz: Stripe Size of the volume * @device_info: Device info of the volume member disk @@ -395,6 +396,7 @@ struct _raid_device { u8 percent_complete; u8 direct_io_enabled; u8 stripe_exponent; + u8 block_exponent; u64 max_lba; u32 stripe_sz; u32 device_info; |