How to invalidate cache in kernel driver?

m silverstri michael.j.silverstri at gmail.com
Thu Feb 13 13:18:24 EST 2014


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?



More information about the Kernelnewbies mailing list