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SubjectRe: [PATCH 2 of 5] xn/blkfront: Add the CDROM_GET_CAPABILITY ioctl to blkfront
Jeremy Fitzhardinge wrote:
> + case CDROM_GET_CAPABILITY: {
> + struct gendisk *gd = info->gd;
> + if (gd->flags & GENHD_FL_CD)
> + return 0;
> + return -EINVAL;
> + }


Surely you can come up with a better implementation than this? It's
just a bitmask returned to userspace...

Jeff




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