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Re: Strange wording about io_t->io_map method
From: |
Yoshinori K. Okuji |
Subject: |
Re: Strange wording about io_t->io_map method |
Date: |
Tue, 25 Apr 2006 14:06:49 +0200 |
User-agent: |
KMail/1.8.2 |
On Tuesday 25 April 2006 12:19, Marcus Brinkmann wrote:
> Now that you mention it, for pipes one probably would want write-only
> capabilities. Do you know about other use cases for write-only
> capabilities?
stdout and stderr are write-only in POSIX. Also, I don't know if this is
covered by the capability system, some devices (such as the traditional
keyboard controller) distinguish write registers from read registers.
Okuji