mmap on a block device

Kaustubh Ashtekar ksashtekar at gmail.com
Tue Jun 7 02:44:11 EDT 2011


Done. mmap was successful.

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 at gmail.com> wrote:

> yes its fairly possible, go ahead and try it.
>
> On Tue, Jun 7, 2011 at 9:57 AM, Kaustubh Ashtekar <ksashtekar at 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
> > _______________________________________________
> > Kernelnewbies mailing list
> > Kernelnewbies at kernelnewbies.org
> > http://lists.kernelnewbies.org/mailman/listinfo/kernelnewbies
> >
> >
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: http://lists.kernelnewbies.org/pipermail/kernelnewbies/attachments/20110607/0567cf86/attachment.html 


More information about the Kernelnewbies mailing list