This function has never been used, at least since the beginning of the git repository
Signed-off-by: Christophe Leroy christophe.leroy@c-s.fr --- arch/powerpc/cpu/mpc83xx/traps.c | 27 --------------------------- arch/powerpc/cpu/mpc85xx/traps.c | 8 -------- arch/powerpc/cpu/mpc86xx/traps.c | 10 ---------- arch/powerpc/cpu/mpc8xx/traps.c | 8 -------- 4 files changed, 53 deletions(-)
diff --git a/arch/powerpc/cpu/mpc83xx/traps.c b/arch/powerpc/cpu/mpc83xx/traps.c index 3dd6900c86..f238d0b91c 100644 --- a/arch/powerpc/cpu/mpc83xx/traps.c +++ b/arch/powerpc/cpu/mpc83xx/traps.c @@ -215,30 +215,3 @@ void DebugException(struct pt_regs *regs) do_bedbug_breakpoint( regs ); #endif } - -/* Probe an address by reading. If not present, return -1, otherwise - * return 0. - */ -int addr_probe(uint *addr) -{ -#if 0 - int retval; - - __asm__ __volatile__( \ - "1: lwz %0,0(%1)\n" \ - " eieio\n" \ - " li %0,0\n" \ - "2:\n" \ - ".section .fixup,"ax"\n" \ - "3: li %0,-1\n" \ - " b 2b\n" \ - ".section __ex_table,"a"\n" \ - " .align 2\n" \ - " .long 1b,3b\n" \ - ".text" \ - : "=r" (retval) : "r"(addr)); - - return (retval); -#endif - return 0; -} diff --git a/arch/powerpc/cpu/mpc85xx/traps.c b/arch/powerpc/cpu/mpc85xx/traps.c index 24adbc3078..9d3556e50c 100644 --- a/arch/powerpc/cpu/mpc85xx/traps.c +++ b/arch/powerpc/cpu/mpc85xx/traps.c @@ -286,11 +286,3 @@ void DebugException(struct pt_regs *regs) do_bedbug_breakpoint( regs ); #endif } - -/* Probe an address by reading. If not present, return -1, otherwise - * return 0. - */ -int addr_probe(uint *addr) -{ - return 0; -} diff --git a/arch/powerpc/cpu/mpc86xx/traps.c b/arch/powerpc/cpu/mpc86xx/traps.c index 92fb537453..da74146844 100644 --- a/arch/powerpc/cpu/mpc86xx/traps.c +++ b/arch/powerpc/cpu/mpc86xx/traps.c @@ -195,13 +195,3 @@ void UnknownException(struct pt_regs *regs) regs->nip, regs->msr, regs->trap); _exception(0, regs); } - -/* - * Probe an address by reading. - * If not present, return -1, - * otherwise return 0. - */ -int addr_probe(uint *addr) -{ - return 0; -} diff --git a/arch/powerpc/cpu/mpc8xx/traps.c b/arch/powerpc/cpu/mpc8xx/traps.c index 8b8d617eed..ebf4e412c9 100644 --- a/arch/powerpc/cpu/mpc8xx/traps.c +++ b/arch/powerpc/cpu/mpc8xx/traps.c @@ -155,11 +155,3 @@ void DebugException(struct pt_regs *regs) printf("Debugger trap at @ %lx\n", regs->nip); show_regs(regs); } - -/* Probe an address by reading. If not present, return -1, otherwise - * return 0. - */ -int addr_probe(uint *addr) -{ - return 0; -}