Is it a good idea to mmap a block device. A block device being much bigger than the available virtual address space, I will have to map it multiple times while working on various parts of the block device.

BR,
Kaustubh

On Tue, Jun 7, 2011 at 11:47 AM, Rajat Sharma <fs.rajat@gmail.com> wrote:

yes its fairly possible, go ahead and try it.

On Tue, Jun 7, 2011 at 9:57 AM, Kaustubh Ashtekar <ksashtekar@gmail.com> wrote:
> Hello All,
> Is it possible to mmap on a block device? I am writing my own kernel space
> filesystem on Linux (academic project). I am writing a user space tool to
> format the block device (again my own ramdisk driver). It would be much
> simpler if I could just mmap the block device into my address space.
> -Kaustubh

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