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(parent: 8f0ba63) | patch
s390/kprobes: add exrl to list of prohibited opcodes
authorHeiko Carstens <heiko.carstens@de.ibm.com>
Mon, 2 Sep 2013 08:22:21 +0000 (10:22 +0200)
committerMartin Schwidefsky <schwidefsky@de.ibm.com>
Mon, 30 Sep 2013 11:04:38 +0000 (13:04 +0200)
commit742343551165f314c740a41b070d0fc7fbe202f7
tree4ef1ff8c2561438ecdde87b9bf0944d80914f0e3tree | snapshot
parent8f0ba630af45235a6866054704531d49e524e49acommit | diff
s390/kprobes: add exrl to list of prohibited opcodes

"execute relative long" may have all sorts of side effects dependend on
the instructions it executes.
Therefore prohibit setting a kprobe on exrl just like we do for the
regular execute instruction.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
arch/s390/kernel/kprobes.c diff | blob | history
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