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Commit dac6dc26 authored by Heiko Carstens's avatar Heiko Carstens
Browse files

s390/disassembler: remove insn_to_mnemonic() 



insn_to_mnemonic() was introduced ages ago for KVM debugging, but is
unused in the meantime. Therefore remove it.

Acked-by: default avatarChristian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: default avatarHeiko Carstens <heiko.carstens@de.ibm.com>
parent 399c5acd

arch/s390/include/asm/dis.h

+0 −1
Original line number Diff line number Diff line
@@ -44,7 +44,6 @@ struct pt_regs; 


void show_code(struct pt_regs *regs);

void print_fn_code(unsigned char *code, unsigned long len);

int insn_to_mnemonic(unsigned char *instruction, char *buf, unsigned int len);

struct s390_insn *find_insn(unsigned char *code);



static inline int is_known_insn(unsigned char *code)

arch/s390/kernel/dis.c

+0 −28
Original line number Diff line number Diff line
@@ -1961,34 +1961,6 @@ struct s390_insn *find_insn(unsigned char *code) 
	return NULL;

}



/**

 * insn_to_mnemonic - decode an s390 instruction

 * @instruction: instruction to decode

 * @buf: buffer to fill with mnemonic

 * @len: length of buffer

 *

 * Decode the instruction at @instruction and store the corresponding

 * mnemonic into @buf of length @len.

 * @buf is left unchanged if the instruction could not be decoded.

 * Returns:

 *  %0 on success, %-ENOENT if the instruction was not found.

 */

int insn_to_mnemonic(unsigned char *instruction, char *buf, unsigned int len)

{

	struct s390_insn *insn;



	insn = find_insn(instruction);

	if (!insn)

		return -ENOENT;

	if (insn->name[0] == '\0')

		snprintf(buf, len, "%s",

			 long_insn_name[(int) insn->name[1]]);

	else

		snprintf(buf, len, "%.5s", insn->name);

	return 0;

}

EXPORT_SYMBOL_GPL(insn_to_mnemonic);



static int print_insn(char *buffer, unsigned char *code, unsigned long addr)

{

	struct s390_insn *insn;