Messages in this thread | | | Subject | Re: fsync on large files | Date | Tue, 23 Feb 1999 07:06:48 -0500 | From | "Brandon S. Allbery KF8NH" <> |
| |
In message <19990222225331.03522@execpc.com>, Mitchell Blank Jr writes: +----- | Wayne Schlitt wrote: | > You could royally screw up your file system with the ln command as | > root, I don't even recall if ln checked for directories or if you had | > to add a flag to force it. | | I don't think that's true... ln(1) doesn't seem to touch directories, nor | does there seem to be an obvious flag (nor is one documented in the man | page). UID 0 could call link(2) on a directory, though: +--->8
AT&T System III shipped with /etc/link and /etc/unlink, "raw" versions of ln and rm that didn't do the normal sanity checking. Root could use them to perform otherwise "illegal" operations.
-- brandon s. allbery [os/2][linux][solaris][japh] allbery@kf8nh.apk.net system administrator [WAY too many hats] allbery@ece.cmu.edu carnegie mellon / electrical and computer engineering KF8NH We are Linux. Resistance is an indication that you missed the point.
- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.rutgers.edu Please read the FAQ at http://www.tux.org/lkml/
| |