From: Xavier Bestel <xavier.bestel@free.fr>
To: Matt <madmatt@bits.bris.ac.uk>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Can the kernel access /?
Date: 27 Apr 2001 17:15:03 +0200 [thread overview]
Message-ID: <988384505.4081.1.camel@nomade> (raw)
In-Reply-To: <Pine.LNX.4.21.0104271521540.21006-100000@bits.bris.ac.uk>
In-Reply-To: <Pine.LNX.4.21.0104271521540.21006-100000@bits.bris.ac.uk>
Le 27 Apr 2001 15:28:04 +0100, Matt a écrit :
> I'm writing a device driver for a DSP card that requires some software
> loaded onto the card for it to function, currently I'm copying the
> software to the /dev node and the driver is doing the magic in it's
> write() handler.
>
> Can the driver pull the file from the filesystem if I were to pass the
> path of the file as an argument on loading the module?
It's generally considered a better idea to load your firmware with a
userspace app doing an ioctl or a mmap on your driver - no nasty races
to take care of, only proven codepaths used.
Xav
next prev parent reply other threads:[~2001-04-27 15:18 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-04-27 14:28 Can the kernel access /? Matt
2001-04-27 15:15 ` Xavier Bestel [this message]
2001-04-30 18:35 ` Alan Cox
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=988384505.4081.1.camel@nomade \
--to=xavier.bestel@free.fr \
--cc=linux-kernel@vger.kernel.org \
--cc=madmatt@bits.bris.ac.uk \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.