[KARMIC] SRU-PREVIEW lp#490290 Updates to cciss driver

[Tim Gardner]

Manoj Iyer wrote:
> smb/ogasawara,
> 
> This is a preview of the patches that I cherry picked to fix 
> https://bugs.launchpad.net/ubuntu/+source/linux/+bug/490290 the test 
> kernel is available at http://people.canonical.com/~manjo/lp490290-karmic/ 
> and the kernel was tested by the originator of the bug and reported to 
> have fixed the problem.
> 
> I could possibly not include the patches from David Brownell and James 
> Morris, and avoid touching files under fs/ arch/ drivers/ kernel/ etc, but 
> since the changes there are just that of constifying I don't see any harm, 
> these patches do touch the cciss files.
> 
> The following changes since commit c93b4ea71f6ca8beca25e3afde993e813713e3ac:
>    Stefan Bader (1):
>          UBUNTU: [Config] Disable CONFIG_USB_DEVICEFS
> 
> are available in the git repository at:
> 
>    ssh://zinc.canonical.com/srv/kernel.ubuntu.com/git/manjo/ubuntu-karmic.git lp490290
> 
> Alexey Dobriyan (1):
>        const: make block_device_operations const
> 
> Andrew Patterson (3):
>        cciss: Remove sysfs entries for logical drives on driver cleanup.
>        cciss: Use one scan thread per controller and fix hang during rmmod
>        cciss: Allow triggering of rescan of logical drive topology via sysfs entry
> 
> David Brownell (1):
>        driver model: constify attribute groups
> 
> Eric Dumazet (1):
>        cciss: memory leak in cciss_init_one()
> 
> James Morris (1):
>        seq_file: constify seq_operations
> 
> Randy Dunlap (1):
>        cciss: fix schedule_timeout() parameters
> 
> Stephen M. Cameron (17):
>        cciss: Remove some unused code in rebuild_lun_table()
>        cciss: Dynamically allocate struct device for each logical drive as needed.
>        cciss: Rearrange logical drive sysfs code to make the "changing a disk" path work.
>        cciss: Handle failure of blk_init_queue gracefully in cciss_add_disk.
>        cciss: Handle cases when cciss_add_disk fails.
>        cciss: Handle special case for sysfs attributes of the first logical drive.
>        cciss: Clear all sysfs-exposed data for deleted logical drives.
>        cciss: Fix usage_count check in rebuild_lun_table when triggered via sysfs.
>        cciss: Fix excessive gendisk freeing bug on driver unload.
>        cciss: Silence noisy per-disk messages output by cciss_read_capacity
>        cciss: Preserve all 8 bytes of LUN ID for logical drives.
>        cciss: Don't check h->busy_initializing in cciss_open().
>        cciss: Add lunid attribute to each logical drive in /sys
>        cciss: fix some magic numbers in the raid-level decoding
>        cciss: Add a "raid_level" attribute to each logical drive in /sys
>        cciss: Add usage_count attribute to each logical drive in /sys
>        cciss: Dynamically allocate the drive_info_struct for each logical drive.
> 

I don't think this qualifies for an SRU. Its more of a wholesale
backport. Perhaps you should consider putting this in LBM without all of
the 'const' noise ?

It does look like all of these patches are in Lucid.

rtg
-- 
Tim Gardner tim.gardner at canonical.com