DragonFly kernel List (threaded) for 2003-08
Re: Usernames > 16 characters
On Wed, Aug 13, 2003 at 09:37:28PM +0000, Sander Vesik wrote:
> Matthew Dillon <dillon@xxxxxxxxxxxxxxxxxxxx> wrote:
> > There must be some sort of limit on Solaris and Linux. Does anyone
> > know what that limit is? If we are going to change our limit we should
> > make it the same as one of the two.
> I'm not sure if there is a limit or possibly it might be the same as max path
> name length.
I think their max filename length limit is 255, and their
maximum pathname limit is 4096. From what I can recall from my
JFS port, it uses PATH_/NAME_MAX directly without any
garnishing. Although I think 4096 is kind of big, but it sort
of makes sense because of the different types of distributed
file systems that Linux currently supports. I do not have the
Linux code around, but these should be in <linux/limits.h>.
I don't know what the affects of having such big sizes would
have on the VFS cache, if we are to use some sort of a zone API
for it. (just a small tangent...
Hiten M. Pandya