Re: Commpage, Copy on Write
Re: Commpage, Copy on Write
- Subject: Re: Commpage, Copy on Write
- From: Mike Smith <email@hidden>
- Date: Sat, 18 Mar 2006 13:23:32 -0800
On Mar 18, 2006, at 12:41 PM, Shashi Rao wrote:
Why can't I write to the commpage on my G5 running Tiger? Does it
not have COW semantics?
Obviously, no.
Communication via the commpage is one-way (kernel -> global userspace).
= Mike
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