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s390/dis: Instruction decoding interface

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Provide a new function, insn_to_mnemonic, by which e.g. kvm can obtain
a human-readable decoding of an instruction's opcode.

Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com>
Reviewed-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Cornelia Huck 2012-07-23 17:20:28 +02:00 • committed by Avi Kivity
parent 23d43cf998
commit 9b7fb990e0
2 changed files with 28 additions and 0 deletions
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arch/s390/include/asm/processor.h
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@ -138,6 +138,7 @@ extern int kernel_thread(int (*fn)(void *), void * arg, unsigned long flags);
extern unsigned long thread_saved_pc(struct task_struct *t);
extern void show_code(struct pt_regs *regs);
extern int insn_to_mnemonic(unsigned char *instruction, char buf[8]);
unsigned long get_wchan(struct task_struct *p);
#define task_pt_regs(tsk) ((struct pt_regs *) \