maccess,probe_kernel: Allow arch specific override probe_kernel_(read|write)

Some archs such as blackfin, would like to have an arch specific
probe_kernel_read() and probe_kernel_write() implementation which can
fall back to the generic implementation if no special operations are
needed.

CC: Thomas Gleixner <[email protected]>
CC: Ingo Molnar <[email protected]>
Signed-off-by: Jason Wessel <[email protected]>
Signed-off-by: Mike Frysinger <[email protected]>
2 files changed