svn commit: r265132 - in head: share/man/man4 sys/dev/null
ian at FreeBSD.org
Wed Apr 30 14:48:43 UTC 2014
On Wed, 2014-04-30 at 06:20 +0000, Eitan Adler wrote:
> Author: eadler
> Date: Wed Apr 30 06:20:48 2014
> New Revision: 265132
> URL: http://svnweb.freebsd.org/changeset/base/265132
> Add a /dev/full device.
> /dev/full is similar to /dev/zero except it always returns
> ENOSPC when you attempt to write to it.
For some reason this reminded me of something I've been wanting for a
while but never get around to writing... /dev/ones, it's just
like /dev/zero except it returns 0xff bytes. Useful for dd'ing to wipe
out flash-based media.
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