Re: DEVFSv50 and /dev/fb? (or /dev/fb/? ???)

H. Peter Anvin (hpa@transmeta.com)
6 Aug 1998 09:52:44 GMT

Followup to: <Pine.HPP.3.96.980805205308.17170K-100000@ixion.honeywell.com>
By author: Shawn Leas <sleas@ixion.honeywell.com>
In newsgroup: linux.dev.kernel
>
> 2) Ease of system maintainence. SYSV style/looking devices tell you
> EXACTLY where your disks are at a glance, and that is GOOD. Auto device
> generation is good too...

Auto device generation can be a security hole, and can be done in user
space without hogging tons of kernel memory.

> 3) It might help performance with some configs.
> 4) It will NEVER hurt performance, only help it if ANYTHING.

devfs eats lots of kernel memory. That WILL hurt performance.

-hpa

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