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From: chip@valinux.com (Chip Salzenberg)
To: hbryan@us.ibm.com
Cc: linux-kernel@vger.kernel.org
Subject: Re: [RFC] sane access to per-fs metadata (was Re: [PATCH] Documentation/ioctl-number.txt)
Date: Sun, 01 Apr 2001 01:01:59 -0800	[thread overview]
Message-ID: <E14jdkF-0007Ps-00@tytlal> (raw)
In-Reply-To: <OF791BBBC5.E3FCBEEE-ON87256A18.005BA3B7@LocalDomain>

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

  parent reply	other threads:[~2001-04-01  9:07 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2001-03-23 16:56 [RFC] sane access to per-fs metadata (was Re: [PATCH] Documentation/ioctl-number.txt) Bryan Henderson
2001-03-23 17:16 ` Matthew Wilcox
2001-03-23 18:28   ` Alexander Viro
2001-03-23 17:35 ` Pjotr Kourzanoff
2001-04-01  9:01 ` Chip Salzenberg [this message]
2001-04-01 11:48   ` [RFC] sane access to per-fs metadata (was Re: [PATCH] Documentatio Kai Henningsen
2001-04-01 12:50   ` [RFC] sane access to per-fs metadata (was Re: [PATCH] Documentation/ioctl-number.txt) Keith Owens
2001-04-02 19:49   ` Chip Salzenberg
2001-04-10  7:51     ` Tommi Virtanen
  -- strict thread matches above, loose matches on Subject: below --
2001-03-22 22:06 [PATCH] Documentation/ioctl-number.txt Dave Kleikamp
2001-03-22 23:07 ` [RFC] sane access to per-fs metadata (was Re: [PATCH] Documentation/ioctl-number.txt) Alexander Viro
2001-03-23  6:00   ` Andreas Dilger
2001-03-23 12:06     ` Alexander Viro
2001-03-23 14:45   ` Eric W. Biederman
2001-03-23 16:15   ` [RFC] sane access to per-fs metadata (was Re: [PATCH]Documentation/ioctl-number.txt) Dave Kleikamp

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