From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: dave <davekern@ihug.co.nz>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: help writing file system
Date: 08 Apr 2003 12:35:53 +0100 [thread overview]
Message-ID: <1049801752.8118.1.camel@dhcp22.swansea.linux.org.uk> (raw)
In-Reply-To: <002501c2fe57$3dfb3b80$0b721cac@stacy>
On Mer, 2003-04-09 at 06:16, dave wrote:
> My report files work like this
> 1. OPEN
> Memory is allocated and status information is loaded into the memory
> 2. READ
> Normal read of the memory (report)
> 5. RELASE
> The report memory is freed
>
> so now I want my driver when is starts to make an mount point in /proc/lnvrm
> and then
/proc doesnt work that way. /proc works on the basis that each read
generates a new fake set of data, reports it and frees it.
> 1. how do you make a mount point in /proc ?
Just make a directory, you can mount over /proc/foo if you wish
> 2. how do you auto mount that point ?
You dont. You let the user do it
> 3 how do you make a device node in proc ? (I wont use this but it is
> interesting to me)
You dont
All this is actually a lot easier in 2.5 with libfs/sysfs for managing
system objects.
Alan
prev parent reply other threads:[~2003-04-08 12:22 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-04-09 5:16 dave
2003-04-08 11:35 ` Alan Cox [this message]
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