cvs commit: src/sys/sys mdioctl.h src/sys/dev/md md.c src/sbin/mdconfig mdconfig.8 mdconfig.c

David Malone dwmalone at
Thu Mar 11 02:33:53 PST 2004

On Thu, Mar 11, 2004 at 06:30:28AM +0000, Colin Percival wrote:
>   Is it really necessary for vnode-backed memory disks to be
> accessed through the filesystem?  Why can't md(4) hijack the
> disk blocks which constitute the file

There may not even be blocks that constitute the file, if the file
is sparse. vnode backed sparse files can be useful for creating and
testing large filesystems, if you don't happen to have TB of disk
space to hand...


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