Re: [linux-audio-dev] shared memory

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Subject: Re: [linux-audio-dev] shared memory
From: Paul Barton-Davis (pbd_AT_Op.Net)
Date: Wed Mar 22 2000 - 19:11:16 EET


>Concerning shared memory, does anbybody know if a shared memory segment
>allocated in different user space can be "seen" (mapped) in a module
>kernel? I'm using shared memory to implement IPC between user clients but i
>need also to access this memory in a kernel module? Is this possible?

The word from the kernel folks is that if the kernel is going to
access memory, it should be allocated by the kernel and mapped into
user space, rather than the other way around.

--p


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