Re: Exclusive control
- From: Rainer Weikusat <rweikusat@xxxxxxxxxxx>
- Date: Tue, 18 Sep 2007 10:34:43 +0200
bz800k@xxxxxxxxxxx writes:
I'm making a driver.
A tasklet is called from interrupt handler.
The driver supports read/write system call.
A tasklet and the read/write routines access the same resources.
In this case will exclusive control ,between tasklet and read/write,
be necessary?
See
<URL:http://people.netfilter.org/~rusty/unreliable-guides/kernel-locking/kernel-locking.docbook/lock-user-bh.html>
and
<URL:http://people.netfilter.org/~rusty/unreliable-guides/kernel-locking/kernel-locking.docbook/lock-user-tasklet.html>
.
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