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powerpc: Drop return value from set_breakpoint as it is unused

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None of the callers check the return value, so it might as
well not have one at all.

Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
This commit is contained in:
Paul Gortmaker 2014-04-29 15:25:16 -04:00 • committed by Benjamin Herrenschmidt
parent dade934a5e
commit 04c32a5168
2 changed files with 5 additions and 5 deletions
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2
arch/powerpc/include/asm/debug.h
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@ -46,7 +46,7 @@ static inline int debugger_break_match(struct pt_regs *regs) { return 0; }
static inline int debugger_fault_handler(struct pt_regs *regs) { return 0; } static inline int debugger_fault_handler(struct pt_regs *regs) { return 0; }
#endif #endif
int set_breakpoint(struct arch_hw_breakpoint *brk); void set_breakpoint(struct arch_hw_breakpoint *brk);
#ifdef CONFIG_PPC_ADV_DEBUG_REGS #ifdef CONFIG_PPC_ADV_DEBUG_REGS
extern void do_send_trap(struct pt_regs *regs, unsigned long address, extern void do_send_trap(struct pt_regs *regs, unsigned long address,
unsigned long error_code, int signal_code, int brkpt); unsigned long error_code, int signal_code, int brkpt);

8
arch/powerpc/kernel/process.c
View file

@ -496,14 +496,14 @@ static inline int set_dawr(struct arch_hw_breakpoint *brk)
return 0; return 0;
} }
int set_breakpoint(struct arch_hw_breakpoint *brk) void set_breakpoint(struct arch_hw_breakpoint *brk)
{ {
__get_cpu_var(current_brk) = *brk; __get_cpu_var(current_brk) = *brk;
if (cpu_has_feature(CPU_FTR_DAWR)) if (cpu_has_feature(CPU_FTR_DAWR))
return set_dawr(brk); set_dawr(brk);
else
return set_dabr(brk); set_dabr(brk);
} }
#ifdef CONFIG_PPC64 #ifdef CONFIG_PPC64