Re: mmap() question and problem
Jens Axboe (axboe@image.dk)
Thu, 13 May 1999 13:37:24 +0200
On Wed, May 12 1999, fmcgirt@swcp.com wrote:
> I have installed 2.2.6 kernel with no problems. but mmap file op has
> been changed to delete first arg:
>
> Old:
> int (*mmap) (struct inode *, struct file *, struct vm_area_struct *);
>
> New:
> int (*mmap) (struct file *, struct vm_area_struct *);
>
> Could someone please tell me the approved way
> to get a minor device number other than the old way:
>
> minor = MINOR(inode->i_rdev);
>
> Does
>
> minor = MINOR(file->f_dentry->d_inode->i_dev);
minor = MINOR(file->f_dentry->d_inode->i_rdev);
should work just fine.
--
* Jens Axboe <axboe@image.dk>
* Linux CD-ROM Maintainer
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