i think there is an example of what you are trying to achieve on http://lwn.net/Articles/driver-porting/, scroll down and look for the section titled 'block devices' hth anupam On Mon, 30 Aug 2004 14:01:42 -0700 (PDT), Ahmed A <ahmedcali@xxxxxxxxx> wrote: > > Hello, > > I am writing a kernel module that will send read/write > requests to block device. If I have the name of the > block device (e.g /dev/sda), then: > > 1. How do I find the "request_queue" of the block > device to pass to __make_request. > > 2. My understanding is that once I have the > request_queue, all I need to do is call __make_request > to have the block device complete the operation. Is > this accurate? > > 3. Do I need to do any sort of reservation/locking of > the block device before I access it (send it > commands). > > Thank you in advance, > Ahmed. > > __________________________________ > Do you Yahoo!? > New and Improved Yahoo! Mail - 100MB free storage! > http://promotions.yahoo.com/new_mail > > -- > Kernelnewbies: Help each other learn about the Linux kernel. > Archive: http://mail.nl.linux.org/kernelnewbies/ > FAQ: http://kernelnewbies.org/faq/ > > -- Kernelnewbies: Help each other learn about the Linux kernel. Archive: http://mail.nl.linux.org/kernelnewbies/ FAQ: http://kernelnewbies.org/faq/
