powerpc/kprobes: Use patch_instruction()

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Instead of using memcpy() and flush_icache_range() use
patch_instruction() which not only accomplishes both of these steps but
will also make it easier to add support for prefixed instructions.

Signed-off-by: Jordan Niethe <jniethe5@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Reviewed-by: Alistair Popple <alistair@popple.id.au>
Link: https://lore.kernel.org/r/20200506034050.24806-16-jniethe5@gmail.com

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Jordan Niethe 2020-05-06 13:40:35 +10:00 • committed by Michael Ellerman

parent 95b980a00d

commit a8646f43ba

1 changed files with 1 additions and 4 deletions

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arch/powerpc/kernel/kprobes.c

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