In message <[email protected]>, Filippo Sironi wri
tes:

>The problem is that when I come =
>back to user space all the threads write in memory page mapped by the =
>first thread that called the mmap leaving their memory pages untouched.

That's how cdev->mmap works, it is global rather than per-thread.


-- 
Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
[email protected]         | TCP/IP since RFC 956
FreeBSD committer       | BSD since 4.3-tahoe    
Never attribute to malice what can adequately be explained by incompetence.
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