RE: [ANNOUNCE] megaraid 2.00.6 patch for kernels without hostlock

Mukker, Atul
2003-07-31T21:11:13Z

Well, that's definitely a good idea. Expect a new driver with this change.
BTW, is there a kernel version beyond which all versions would support per
host lock, and I mean a 2.4.x kernel :-)

Thanks
-Atul Mukker

> -----Original Message-----
> From: Jens Axboe [mailto:axboe@suse.de]
> Sent: Thursday, July 31, 2003 5:06 AM
> To: Bagalkote, Sreenivas
> Cc: 'linux-kernel@vger.kernel.org'; 'linux-scsi@vger.kernel.org';
> 'linux-megaraid-devel@dell.com'
> Subject: Re: [ANNOUNCE] megaraid 2.00.6 patch for kernels without
> hostlock
>
>
> On Wed, Jul 30 2003, Bagalkote, Sreenivas wrote:
> > Please apply this patch to megaraid 2.00.6 driver for
> kernels that don't
> > support per host lock. This can be found at :
> >
> > ftp://ftp.lsil.com/pub/linux-megaraid/drivers/version-2.00.6/
>
> It's easily possible to keep the impact of maintaining a driver across
> such kernels a lot smaller, by simply using the same lock in the
> spin_lock calls and just assign that lock to adapter->lock or
> io_request_lock depending on the kernel.
>
> --
> Jens Axboe
>
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