Re: [RFC] sane access to per-fs metadata (was Re: [PATCH] Documentation/ioctl-number.txt)

Chip Salzenberg (chip@valinux.com)
Sun, 01 Apr 2001 01:01:59 -0800

In article <OF791BBBC5.E3FCBEEE-ON87256A18.005BA3B7@LocalDomain> you write:
>With ioctl, I can easily match a response of any kind to a request. I can
>even return an English text message if I want to be friendly.

But ioctl requires allocation of numbers. Ugly and hard to scale.

Alex Viro's idea is cleaner, but still requires a fair amount of
coding even for simple interfaces.

Why not have a kernel thread and use standard RPC techniques like
sockets? Then you'd not have to invent anything unimportant like
Yet Another IPC Technique.

-- 
Chip Salzenberg              - a.k.a. -             <chip@valinux.com>
 "We have no fuel on board, plus or minus 8 kilograms."  -- NEAR tech
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