On Feb 13, 2014 10:29 AM, "m silverstri" <[email protected]> wrote: > > I have an output buffer in my kernel driver. And that share with my > hardware, which uses it for output. > > When I got an interrupt, the kernel driver will copy the data from the > output buffer to user space buffer. > > How can I invalidate cache after my kernel driver copy the output buffer And why you have to do that? Do you see any inconsistency in the current value of that variable? > > _______________________________________________ > Kernelnewbies mailing list > [email protected] > http://lists.kernelnewbies.org/mailman/listinfo/kernelnewbies
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