SFFDC and blksize_size

Jens Axboe axboe at suse.de
Mon Nov 10 09:09:27 EST 2003

On Fri, Nov 07 2003, Simon Haynes wrote:
> I have been writing a block driver for SSFDC compliant SMC cards. This stuff 
> allocates 16k blocks.  When I get requests the transfers are split into the 
> size I specifty in the blksize_size{MAJOR] array. It sems that most things 

Sounds like a bad way to do it. It's much better to prevent builds of
bigger requests than you can handle in one go. You don't mention what
kernel you are using, but both 2.4 and 2.6 can do this for you.

Jens Axboe

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